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Doctor insights on: Function Of The Urethra In Males

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Urethra (Definition)

The canal through which urine exits the bladder, discharging the urine externally. In men, it is about 20-cm long with a membranous, prostatic, bulbar, and pendulous segments ending at the glans penis; it gives passage to the spermatic fluid as well as urine. In the female, the urethra is about 4 cm long & in close relation with the anterior ...Read more


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Can prostate stones cause pain in the tip of the penis?

Can prostate stones cause pain in the tip of the penis?

PROSTATE STONES: These can be from chronic inflammation of the prostate or the can be kidney stones passed into the bladder and stuck in the prostatic urethra. Either can refer pain to the tip of the penis. The former is not reversible the later can be removed or voided out. ...Read more

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What is the function of prostate-specific antigen in normal males?

What is the function of prostate-specific antigen in normal males?

A functional protein: It is a glycoprotein made by the cells of the prostate. Psa liquefies/thins out the semen in the seminal glands and allows sperm to swim freely. It is also believed to be instrumental in dissolving the cervical mucus, allowing the entry of sperm into the uterus and up etc....Beyond that, I have no idea what else it does. It is used as tumor marker for prostate cancer monitoring etc..Good luck. ...Read more

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Does ejaculation in the age of 15 affect the development of the body?

Does ejaculation in the age of 15 affect the development of the body?

No: Ejaculating in a 15 year old is normal as he has reached puberty. Ejaculating through masturbation or sexual activity will not affect development. ...Read more

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What are the causes of erectile disfunction in men in their early 20's?

What are the causes of erectile disfunction in men in their early 20's?

Performance anxiety: Performance anxiety is major cause of erectile dysfunction in young men. Well, that & life style, eg smoking, excess alcohol, other illicit drugs, etc. Think of it as stress begets ed which begets stress which . . . Well, you get idea. In older (that's a relative idea) men, our (poor) health gets in the way, eg blood pressure, cholesterol, diabetes, etc. In both cases, don't forget partner, family. ...Read more

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Aside from the hormones involved, is puberty the same in males and females?

Aside from the hormones involved, is puberty the same in males and females?

Puberty = a process: of physical maturation during which a child's body matures into an adult body capable of sexual reproduction. Hormones in the brain signal the gonads - ovaries in girls or testes in boys, to begin the maturational process. Growth plates of long bones are fused by the end of the process & adult height is reached. ...Read more

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What is the difference in the function of the prostate gland, cowper's gland and seminal vesicles?

What is the difference in the function of the prostate gland, cowper's gland and seminal vesicles?

Here are some, but..: Behind what we know always hides something we still don't know. Up to now, prostate gland is known to provide fluid as the major part of semen to nurture & protect sperms, Cowper's gland is inside the posteriolateral aspect of the wall of membranous urethra, and seminal vesicles are to store semen and will contract coherently to ejaculate the semen outward. More? Welcome to contact me. ...Read more

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Can burning in the tip of penis, pressure in rectum, and kidney stones all be related?

Can burning in the tip of penis, pressure in rectum, and kidney stones all be related?

Certainly possible.: If you have a history of kidney stones, a stone that has passed into the bladder could account for all of these symptoms together. A bladder stone can be painful and irritating, causing bladder spasms that can feel like rectal pressure, pelvic discomfort, and bladder neck irritation that is pain referred to the tip of the penis. I recommend you seek an evaluation from you doctor. ...Read more

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What is the function of the nervous tissue in the kidneys?

What is the function of the nervous tissue in the kidneys?

Nervous tissu kidney: The nerves control blood flow and hormone production from the kidney. Recommend doing a wikipedia on nervous control of renal function. ...Read more

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Can a spermatocele occur in the duct (higher up near the penis) instead of the testicle itself?

Can a spermatocele occur in the duct (higher up near the penis) instead of the testicle itself?

No: The spermatocele is, by definition, a cyst arising from the epididymis which is directly attached to the testicle. ...Read more

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What causes narrowing of the ureter in adults?

What causes narrowing of the ureter in adults?

Multiple causes: There are multiple causes, including inflammation, infection, scarring, and cancer. The ureters can also be compressed by extrinsic masses and structures located outside the ureters. ...Read more

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What can effect the production and quality of sperms in males ?

What can effect the production and quality of sperms in males ?

SPERM: Many elicit drugs and steroids can effect the production. Some quality issues can be caused by varicocele or dilated veins in the spermatic cord. This has been debated and mostly effects the motility. Other endocrine issues can effect the testicular function. ...Read more

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What is the function of adrenal glands in adults?

What is the function of adrenal glands in adults?

Multifunctional: Very briefly, the adrenal gland can be divided between the cortex and medulla. The cortex makes a variety of hormones which control salt balance, cortisol, and androgens. The medulla primarily secretes norepinephrine and epinephrine. Functions of medulla and cortex are completely different as are the way their hormones are made and how they work. ...Read more

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Thickening of the bladder wall in men cancer?

Thickening of the bladder wall in men cancer?

Could be.: Inflammation and infection among other things could also cause bladder wall thickening. We usually ask urologist to evaluate. May need cystoscopy. ...Read more

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Why is the incidence of thyroid cancer different in males and females?

Why is the incidence of thyroid cancer different in males and females?

Unknown: Women get thyroid cancer several times more frequently than do men. There is no good reason or cause that we can lay our finger on. ...Read more

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Can you please explain the function of the cavernus bodies seen in the male penis?

Can you please explain the function of the cavernus bodies seen in the male penis?

Corpora cavernosa: These are the erectile chambers. They act as a sort of hydraulic cylinder, engorging with blood and causing the penis to elongate and become firm with sexual arousal. ...Read more

Male (Definition)

Male refers to the masculine gender, those people ...Read more