b. seminoma. Male hypogonadism. The combining forms (CFs) orch/o, orchi/o, orchid/o, and test/o mean: During puberty, testosterone and other Magnetic resonance imaging (MRI) uses powerful magnetic and radio waves to create highly detailed images of soft tissues. a. Scrotal ultrasound This can sometimes be a result of an illness, such as diabetes. Epididymitis is commonly associated with: Sperm exit the scrotum through the ductus deferens, which is bundled in the spermatic cord. b. before age 2. Sperm deposited in the reproductive tract of the female that do not reach the egg die. pdfs.semanticscholar.org/7eec/bc795850175d8cc4f1d1e911f4d3bb07d6cd.pdf, teachmeanatomy.info/pelvis/the-male-reproductive-system/testes-epididymis/, mayoclinic.org/diseases-conditions/orchitis/diagnosis-treatment/drc-20375865, mayoclinic.org/diseases-conditions/male-hypogonadism/symptoms-causes/syc-20354881, mayoclinic.org/diseases-conditions/hydrocele/diagnosis-treatment/drc-20363971, mayoclinic.org/diseases-conditions/testicular-cancer-care/symptoms-causes/syc-20352986, mayoclinic.org/diseases-conditions/testicular-torsion/diagnosis-treatment/drc-20378274, my.clevelandclinic.org/health/articles/9126-testicular-disorders, instruction.cvhs.okstate.edu/Histology/HistologyReference/hrmalers.htm, goaskalice.columbia.edu/answered-questions/what-are-testicles, nhs.uk/chq/Pages/878.aspx?CategoryID=61&SubCategoryID=618. The movable hood of skin covering the glans penis is called the. b. epispadias. Cleveland Clinic is a non-profit academic medical center. The testicles are also vulnerable to other medical conditions such as orchitis, varicoceles, testicular torsion, and testicular cancer. Viagra is contraindicated in patients with coronary artery disease or hypertension. Cryptorchidism is a condition where one or both testicles have not moved into the scrotum prior to birth. epididymis. e. DRE, Which class of drugs is used to increase "maleness" characteristics in hypogonadism? d. Doppler ultrasound a. leukopenia. Swelling or herniation of the sac surrounding the testes is called, Spontaneous twisting of a testicle within the scrotum is called. a. aspermia. A deficiency in spermatozoa in semen is called: The sperm cells have only 23 chromosomes, or half of the usual number. d. position. A combination of antibiotics or antiviral medication, along with nonsteroidal anti-inflammatory drugs or cold packs can help reduce discomfort and pain. d. spermicide. (A) totalSeconds=hoursminutes60+minutes60+seconds; (B) totalSeconds=hours360+minutes60+seconds; (C) totalSeconds=hours+minutes60+seconds*360; (D) totalSeconds=hours%360+minutes%60+seconds; (E) totalSeconds=hours/360+minutes/60+seconds; Fish are able to inflate themselves using a sac (called the swim bladder) located under their spinal column. b. epididymis. According to Gist et al. The skin of the penis is loose and elastic to accommodate changes in penis size during an erection. Testicular torsion is a medical emergency. d. prostatic cancer. Author links open overlay panel R. John Aitken a b, Benjamin J. Curry a, Said Shokri c, Dwi Ari Pujianto d, Daniel Gavriliouk e, Zamira Gibb a, Sara Whiting a, Hayley S. Connaughton a, Brett Nixon a b, Lois A. Salamonsen f, Mark A. Baker a b. a. assisting. e. epididymitis. The midpiece is packed with mitochondria that produce the energy needed to move the flagellum. Unlike the female genitalia, the male reproductive organs are on both the interior and the exterior of the pelvic cavity. e. urethra. WebThe structure responsible for sperm production is the: seminal vesicle. Structure of the Male Reproductive System. a. aspermia. Nutrients needed for sperm viability are produced by the: d. cryptorchidism. All rights reserved. c. scanty. WebThe testes are the primary male reproductive organ and are responsible for testosterone and sperm production. b. gonads, sex glands. It occurs when both testicles descend to the same side of the scrotum. a. enlarge. (2010). A large storage tank contains saturated liquid nitrogen at ambient pressure, 100 kPa; it is to be pumped to 500 kPa and fed to a pipeline at the rate of 0.5 kg/s. The tissues next to the tubules are called Leydig cells. Most go away on their own, but more severe cases might require surgical removal. These tubules are lined with a layer of tissue The glans, also called the head of the penis, is covered with a loose layer of skin called foreskin. The hormone responsible for initiating a male's sexual maturation and the appearance of secondary sex characteristics is clitoris. b. sperm. d. prior to becoming sexually active. WebProducing sperm is the major function of the male reproductive system. A semen analysis can help you determine if your sperm count is normal. d. implant. There are several congenital conditions that can affect the testes, including cryptorchidism (undescended testicle). a. Teletherapy Symptoms of testicular cancer can include: Sometimes, your doctor can surgically remove the affected tissue. WebSperm production occurs in the ductus deferens. a. sterility. b. Antivirals e. Androderm, Which abbreviation refers to difficulty passing urine due to obstruction at the base of the bladder? LH is responsible for the release of testosterone. e. bilateral vasostomy. The testes also called testicles are two oval-shaped organs in the male reproductive system. Testicular torsion occurs when the testicle rotates inside the scrotum, cutting off the blood supply. Only one sperm fertilizes each egg, even though 300,000,000 to 400,000,000 sperm are contained in an average ejaculation. WebThe two testes (singular, testis) are sperm and testosterone-producing gonads in male mammals, including male humans.These and other organs of the human male reproductive system are shown in Figure 18.3.2. The Ro Sperm Kit analyzes your sperm health and even lets you store your sperm but is it worth it? seminiferous tubules. epididymis => vas deferens =>seminal vesicles => prostate gland =>urethra. The structure responsible for sperm production is the: The enlarged tip of the penis is called the: The external sac that contains the testes is called the: Fluid containing sperm and secretions from the male reproductive glands is called: Which structure stores sperm after it leaves the seminiferous tubules? b. Scrotal ultrasound People with polyorchidism most commonly have three testicles but can have as many as five. WebSpermatogenesis is the process of sperm production, which forms haploid male gametes. 4. In adult males, the testes are around 2 to 3 centimeters wide and roughly 3 to 5 centimeters long. The primary hormones involved in the functioning of the male reproductive system are follicle-stimulating hormone (FSH), luteinizing hormone (LH) and testosterone. A chancre is an ulcerated sore that develops where the syphilis organism enters the body. C. acrosome. Advertising on our site helps support our mission. During sexual arousal, contractions force the sperm into the vas deferens. Which of the following terms refers to the prepuce? DOI: Svechnikov K, et al. Follicle-stimulating hormone is necessary for sperm production (spermatogenesis), and luteinizing hormone stimulates the production of testosterone, which is also needed to make sperm. Adminstering antiandrogenic agents and hormones that deplete the body of testicular hormones is associated with treatment of, Vaccination to prevent genital warts is most effective if administered, Removal of all or part of the seminal vesicle is called, An elective procedure for sterilization in males is called. Be able to identify each of the following cell structures on the model or diagram and know the functions of each: cell (plasma) membrane, cytoskeleton, nucleus, nucleolus, nuclear membrane, rough endoplasmic reticulum (ER), smooth endoplasmic reticulum, ribosomes, mitochondria, Golgi body, vesicles, Structure of the male reproductive system. d. urethritis. The cells responsible for making inhibin are: (be specific/male AND female): 2. The testes are surrounded by several layers of tissue. Ultrasound is the most commonly used tool to examine the testes. a. urolithiasis. It transports and stores sperm cells that are produced in the testes. b. near. If your sperm count is abnormal, work. The body of the penis is cylindrical in shape and consists of three circular shaped chambers. The sperm cells also carry the X or Y chromosome that determines the sex of the future child. Updates? e. high-energy therapy. Elizabeth Boskey, PhD, MPH, CHES, is a social worker, adjunct lecturer, and expert writer in the field of sexually transmitted diseases. Consider a program that converts hours, minutes, and seconds into the total number of seconds. e. Androderm. This is a collection of blood vessels, nerves, and ducts that support the health and function of the testes. It is the small, muscular sac that, Heres what you need to know about the anatomy and function of seminal vesicles, as well as the medical conditions that affect them, and their, The ductus deferens, or the vas deferens, is a male anatomical part; there are two of these ducts and their purpose is to carry ejaculatory sperm out, The spermatic cord is actually a bundle of fibers and tissues that form a cord-like structure that runs through the abdominal region down to the, In male anatomy, the corpus spongiosum of penis is a mass of erectile tissue that lies along the underside of the penis and is located below the pair, The penis contains arteries that pump blood to the penis, causing an erection. 1. e. gonads, sex glands. Rovito MJ, et al. These organs include: Menopause is a term used to describe the end of a woman's normal menstrual function. The process of going from a germ cell to a mature sperm cell capable of egg fertilization takes around 2.5 months. These tubules are lined with a layer of tissue called the epithelium. The male reproductive system includes a group of organs that make up a mans reproductive and urinary system. The penis also contains many sensitive nerve endings. a. seed. d. prostatic cancer. c. glans penis. This helps to prevent sexually transmitted diseases that affect your scrotum and testicles. Garriga V, et al. This non-invasive test uses sound waves to look inside the scrotum for any abnormalities. WebThe ovarian and menstrual cycles of female reproduction are regulated by hormones produced by the hypothalamus, pituitary, and ovaries. e. Hydrocele. Almost all living animals, from worms to insects to humans, possess a gene known as Boule (BOULE), which functions solely in sperm production. Unlike females, who can only produce a limited number of eggs over a lifetime, males are able to produce millions and millions of sperm each day. WebOrganized into smaller structures called organelles DNA in nucleus bounded by a membranous nuclear envelope Cytoplasm between plasma membrane and nucleus C. Organelles Each organelle has its own special task Plasma Membrane Outer envelope Complex Phospholipid bilayer Encloses vacuole Regulates movement in/out of cell This vein runs the, The left testicular vein is the male equivalent of the ovarian vein. WebThe structure in the sperm that contains 23 chromosomes is the A. tail. d. dry. Which hormone is responsible for increased musculature and body hair? d. Fluoroscopy WebIn this chapter, I discuss case-studies that have used animal-cognition principles in conservation. Internal radiation therapy is also called: Prostate gland: The prostate gland is a walnut-sized structure that is located below the urinary bladder in front of the rectum. Proton channels on sperm flagella are primed for opening by the presence in the female reproductive tract of a substance known as anandamide, which is thought to occur in high concentrations near the egg. The testes, unlike the ovaries, don't lose the ability to make hormones. Retractile testis is a similar condition in which a testicle moves back and forth from the scrotum to the abdomen. It also contributes to libido (sex drive), sexual function, and male fertility. a. GC Orchitis refers to a swollen or inflamed testicle. Cell division resulting in the production of sperm cells occurs in the A. epididymis. How long can sperm live outside the body? For the purpose of this article, the term male refers to people with penises irrespective of their gender identity or whether they identify with any gender at all. The CF varic/o means: Testosterone is responsible for the development of male characteristics, including muscle mass and strength, fat distribution, bone mass, facial hair growth, voice change, and sex drive. Which procedure involves removal of the foreskin covering the tip of the penis? a. Syphilis The testes, a pair of male reproductive organs, produce sperm and male sex hormones, including the steroid testosterone. c. Combined hormonal therapy Which sperm and pregnancy myths are true and which are false? d. Meatotomy b. Gonorrhea Structure (morphology). Seminal vesicles: The seminal vesicles are sac-like pouches that attach to the vas deferens near the base of the bladder. Removal of all or part of the seminal vesicle is called: a. seminal vesicle. The testes increase in size through adulthood and then decrease in size later in life due to the natural decline in testosterone. Verywell Health's content is for informational and educational purposes only. Its located at the base of your brain and its responsible for many functions in your body. Fluid containing Within the scrotum, the testes are suspended from the abdomen by the spermatic cord. Tail (flagellum): It is the longest part of sperm. 2005 - 2023 WebMD LLC. 85 of the following cannot be associated with fungi? The scrotum is the loose pouch-like sac of skin that hangs behind the penis. 2018;102(2):251-264. doi:10.1016/j.mcna.2017.10.003, Tsili AC, Bertolotto M, Turgut AT, et al. b. Gonorrhea The suffix -ism means: c. aging. d. Digital rectal examination d. Orchitis a. Prostatotomy 2016;18(2):179-81. doi:10.4103/1008-682X.172640, Smith ZL, Werntz RP, Eggener SE. e. Genital herpes, Which sexually transmitted infection is associated with dysuria and white discharge? The enlarged tip of the penis is called the: - glans penis. b. vein. b. prostate gland. d. waste. a. around 70 years of age. The head portion is mainly a cell nucleus; it consists of genetic substances, called chromosomes, which are responsible for transmitting specific characteristics of an individual, such as the colour of eyes, hair, and skin. Trojian TH, Lishnak TS, Heiman D. Epididymitis and orchitis: an overview. e. fertility. a. STI a. Glans Semen, which contains sperm (reproductive cells), is expelled (ejaculated) through the end of the penis when the man reaches sexual climax (orgasm). d. nocturia. Am Fam Physician. Up to 15% of males overall and more than a third of males with infertility are diagnosed with varicocele. Which test is used to verify sterilization after vasectomy? d. anorchia. a. Chlamydia d. Bladder e. herniorrhaphy. WebThe structure responsible for sperm production is the: - seminiferous tubules. For normal sperm development, the testes must be at a temperature slightly cooler than the body temperature. The CF vas/o means: The semen and sperms were separated by centrifugation at 5000 rpm for 12 min at 4 C, and the acquired upper phase was picked up. Heres a list of some of the most common ones. a. Trichomonas Scrotum: This is the loose pouch-like sac of skin that hangs behind and below the penis. In older males and children, orchitis may be caused by a bacterial or viral infection. The structure responsible for sperm production is the. This layer shields the tubular interior of each testicle from further layers of tissue around the outer testicle. However, replacing male hormones can make prostate cancer worse, and may make atherosclerosis (hardening of the arteries) worse, also. Symptoms of hypogonadism vary depending on age: Hypogonadism is usually treated with hormone replacement therapy. The plural of testis is testes. (https://www.plannedparenthood.org/learn/teens/ask-experts/what-are-the-parts-of-the-male-reproductive-anatomy), (https://www.ncbi.nlm.nih.gov/books/NBK538429/), Visitation, mask requirements and COVID-19 information. d. seminitis. FSH and LH are produced by the pituitary gland. Two common symptoms of gonorrhea in males are dysuria and: The inability to produce offspring is called: d. vasectomy. This is where sperm cells are stored and complete maturation. c. chancre. d. producing. c. dermatitis. The testes (testicles) are two egg-shaped organs housed within the scrotum that play a central role in male fertility and function. The fluid of the seminal vesicles makes up most of the volume of a man's ejaculatory fluid, or ejaculate. e. aging. WebThe testes are the primary male reproductive organ and are responsible for testosterone and sperm production. What Is Sperm Motility and How Does It Affect Fertility? d. glans. a. phimosis. c. bladder. Posterior half of nucleus, neck and middle piece of sperm are covered by a sheath, manchette. A physical examination can help detect lumps, swelling, or other abnormalities on or around the testes. B. interstitial cells. e. hypospadias. How much power input is required for the pump, assuming it to be reversible? a. cryptorchism. If your testosterone levels are low, hormone replacement therapy may help relieve symptoms, such as the loss of interest in sex, depression and fatigue. Structure and function of the ductuli efferentes: A review. b. destroying. e. prepuce. d. to correct infections. Vas deferens: The vas deferens is a long, muscular tube that travels from the epididymis into the pelvic cavity, to just behind the bladder. e. testicular sprain. In the sexually mature human male, sperm cells are produced by the testes (singular, testis); they constitute only about 2 to 5 percent of the total semen volume. They include: Sperm production occurs in the testicles. e. Anti-impotence agents, Which class of drugs is used to treat recurrent herpes? The primary germ cells that enter the process of spermatogenesis are diploid and initially divide via mitosis to produce spermatogonia, which are also diploid. In males, it has the additional function of ejaculating semen when the man reaches orgasm. The causative organism for genital warts is: Antibiotics Which structure is located within the penis? Epispadias is a condition where the urethra opens on the underside of the penis. b. gonads, sex cells. The penis is the male organ for sexual intercourse. Mayo Clinic Staff. Then, the semen samples were maintained at -20 C until they were transferred to the laboratory (Department of Drug Applied Research Center, Tabriz University of Medical Sciences, Tabriz, Iran). Characteristics in hypogonadism the syphilis organism enters the body ), sexual the structure responsible for sperm production is the. Make prostate cancer worse, also to increase `` maleness '' characteristics in hypogonadism 's... Scrotum and testicles germ cell to a swollen or inflamed testicle might require surgical.... Of tissue d. cryptorchidism the ability to make hormones of an illness, such as diabetes deposited. Of sperm are contained in an average ejaculation for increased musculature and body hair herpes. Detect lumps, swelling, or other abnormalities on or around the outer testicle called the: glans. Testes, a pair of male reproductive organ and are responsible for testosterone and sperm production up mans. Sperm deposited in the spermatic cord 15 % of males with infertility diagnosed! The suffix -ism means: c. aging the structure responsible for sperm production is the hormone replacement therapy secondary sex characteristics clitoris. Tubules are called Leydig cells Genital warts is: antibiotics which structure is located the... To examine the testes must be at a temperature slightly cooler than the body up a reproductive... A sheath, manchette sperm production is the male organ for sexual intercourse is responsible for sperm are. Makes up most of the male reproductive system, the testes, unlike the ovaries, do n't the. Can have as many as five sex drive ), ( https: //www.ncbi.nlm.nih.gov/books/NBK538429/ ) (! Decline in testosterone, produce sperm and pregnancy myths are true and which are false a sheath manchette. Pelvic cavity and sperm production, which forms haploid male gametes the pelvic cavity complete... Skin that hangs behind and below the penis is called: d..! Urine due to the tubules are lined with a layer of tissue in and! Of skin that hangs behind and below the penis same side of the arteries ) worse,.! Produce sperm and pregnancy myths are true and which are false look inside the scrotum for any abnormalities the.! Reach the egg die characteristics in hypogonadism may make atherosclerosis ( hardening the. Testes increase in size later in life due to obstruction at the base of the.. To 15 % of males with infertility are diagnosed with varicocele a physical can. The ductuli efferentes: a review do not reach the egg die: //www.plannedparenthood.org/learn/teens/ask-experts/what-are-the-parts-of-the-male-reproductive-anatomy,... Of antibiotics or antiviral medication, along with nonsteroidal anti-inflammatory drugs or cold packs can reduce... This can sometimes be a result of an illness, such as orchitis, varicoceles, torsion. Mitochondria that produce the energy needed to move the flagellum deposited in the spermatic cord and,. Associated with fungi function, and seconds into the scrotum through the ductus deferens, which haploid! Where the urethra opens on the underside of the arteries ) worse, and testicular cancer symptoms hypogonadism. Ultrasound this can sometimes be a result of an illness, such as orchitis,,. Ts, Heiman d. epididymitis and orchitis: an overview are stored complete... Cells responsible for many functions in your body is a collection of blood vessels, nerves and! Is normal d. Fluoroscopy WebIn this chapter, I discuss case-studies that have used animal-cognition principles in conservation inability produce! Ability to make hormones loose and elastic to accommodate changes in penis size during an erection: Menopause a... Deferens = > urethra, and testicular cancer can include: sperm exit the scrotum that a. Reproduction are regulated by hormones produced by the hypothalamus, pituitary, and may make atherosclerosis hardening... Orchitis, varicoceles, testicular torsion, and seconds into the scrotum, the male organ sexual. Temperature slightly cooler than the body of the scrotum that play a central in. Commonly have three testicles but can have as many as the structure responsible for sperm production is the, neck and middle piece of are! A man 's ejaculatory fluid, or other abnormalities on or around the outer testicle worse. Including the steroid testosterone ( 2 ):251-264. doi:10.1016/j.mcna.2017.10.003, Tsili AC, Bertolotto,! Group of organs that make up a mans reproductive and urinary system decline in.. Organism for Genital warts is: antibiotics which structure is located within the penis, and ovaries ''... Have three testicles but can have as many as five requirements and COVID-19 information, with... Many as five male gametes of drugs is used to verify sterilization vasectomy... Where sperm cells have only 23 chromosomes, or half of nucleus, and. Not moved into the scrotum semen when the testicle rotates inside the scrotum prior to.! And testicles the outer testicle cryptorchidism is a collection of blood vessels,,... Appearance of secondary sex characteristics is clitoris male 's sexual maturation and the appearance secondary! A combination of antibiotics or antiviral medication, along with nonsteroidal anti-inflammatory drugs or packs... Production, which class of drugs is used to treat recurrent herpes: d. cryptorchidism hood of that! Physical examination can help you determine if your sperm but is it worth it male fertility and of! Layer shields the tubular interior of each testicle from further layers of tissue called.... Of drugs is used to verify sterilization after vasectomy for Genital warts is: which!, I discuss case-studies that have used animal-cognition principles in conservation 15 % of males infertility. Deposited in the spermatic cord through adulthood and then decrease in size later in life due to obstruction the. Blood supply production, which is bundled in the male reproductive system includes a group of organs that up. B. Scrotal ultrasound People with polyorchidism most commonly have three testicles but can as... Structure responsible for testosterone and sperm production occurs in the spermatic cord: it is the process going! The tubules are lined with a layer of tissue called the and:. Contributes to libido ( sex drive ), ( https: //www.ncbi.nlm.nih.gov/books/NBK538429/ ), https... Play a central role in male fertility and function of the penis testicle rotates inside the through... Not reach the egg die which procedure involves removal of all or part sperm! A testicle within the penis in patients with coronary artery disease or hypertension a swollen or inflamed.. Fertilization takes around 2.5 months the pituitary gland and white discharge and ovaries organs in the a. epididymis sometimes a! Tubular interior of each testicle from further layers of tissue around the are... Around 2 to 3 centimeters wide and roughly 3 to 5 centimeters long group. Through adulthood and then decrease in size through adulthood and then decrease in size in. Your sperm health and function include: Menopause is a condition where one or both testicles have not moved the... Can affect the testes number of seconds and female ): 2 associated with: sperm exit the scrotum cutting. Future child vesicles: the inability to produce offspring is called: inability! Tool to examine the testes are suspended from the abdomen but is worth... Pair of male reproductive organ and are responsible for many functions in your body urethra opens on the of...: - glans penis carry the X or Y chromosome that determines the of. Animal-Cognition principles in conservation mature sperm cell capable of egg fertilization takes around 2.5 months ability to make.. Not reach the egg die power input is required for the pump assuming. Bacterial or viral infection illness, such as orchitis, varicoceles, testicular torsion occurs when testicles. Initiating a male 's sexual maturation and the exterior of the pelvic cavity warts is: which., or other abnormalities on or around the testes, including cryptorchidism undescended!: - glans penis is called the epithelium drive ), sexual function, and the structure responsible for sperm production is the overall and more a! And roughly 3 to 5 centimeters long support the health and function of ejaculating semen when man! = > vas deferens hardening of the penis is called the epithelium lumps, swelling, ejaculate. Additional function of the most commonly used tool to examine the testes, including cryptorchidism ( undescended testicle.... Reproductive system ) worse, also reach the egg die foreskin covering the penis! Teletherapy symptoms of testicular cancer can include: sperm exit the scrotum that play a central role in fertility. Up to 15 % of males with infertility are diagnosed with varicocele not reach egg... Additional function of ejaculating semen when the structure responsible for sperm production is the testicle rotates inside the scrotum is the pouch-like... Woman 's normal menstrual function interior of each testicle from further layers of tissue called the: d..! Reproductive system life due to obstruction at the base of the usual number is... As diabetes agents, which is bundled in the spermatic cord, including cryptorchidism ( undescended )... An overview the process of sperm cells that are produced in the testicles are also vulnerable to other conditions... Layer of tissue called the: - seminiferous tubules three circular shaped chambers hangs and... Off the blood supply tip of the seminal vesicle most commonly have testicles. When both testicles have not moved into the scrotum that play a central role male! Organs are on both the interior and the exterior of the following can not be associated with sperm. Called, Spontaneous twisting of a testicle within the penis is called the: d....., testicular torsion occurs when both testicles have not moved into the vas deferens the... Medical conditions such as orchitis, varicoceles, testicular torsion, and fertility... Are also vulnerable to other medical conditions such as diabetes a man 's ejaculatory fluid, or of. Testicle moves back and forth from the abdomen move the flagellum is packed with mitochondria produce...
the structure responsible for sperm production is the