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Reproductive System Essay

1148 words - 5 pages

The males reproductive organs or genitals are both located inside and outside themales body. The males reproductive organs are the: Testicles, the duct system, which is made up of the epididymis and the vas deferens, the accessory glands, which include the seminal vesicles and prostate gland, and the penis. When a male reaches puberty or sexual maturity, the testicles or testes produce and store sperm cells. A male has two testes and produces millions of sperm cells. The testicles are oval shaped and about two inches long and one inch in diameter.
The testes are not only part of the reproduction system but also the endocrine system because they produce a hormone called testosterone. ...view middle of the document...

The accessory glands and the seminal vesicles and the prostate gland provide fluid and nutrients to nourish sperm. The seminal vesicles that are attached to the vas deferens side of the bladder. The prostate gland, which produce some semen,surrounds the ejaculatory ducts at the base of the urethra. The urethra is the carries the semen outside of the body, and it is part of the urinary tract because it also carries the urine to the outside of the body.
The penis, which is another external part of the reproduction system, is made up of two parts,the shaft and the glans. The shaft is the main part of the penis. The glans is the tip of the penis better known as the head. At the end of the glan is a small slit in the penis, this is known as the urethra which passes urine and semen. All males are born with foreskin, loose skin at the end of the penis covering the gland. Some males are circumcised, circumcision is when the loose skin is cut off the penis. Circumcision takes place during the first couple of days of the males birth. Circumcisions aredone for many reasons: religious beliefs, concerns of hygiene, or cultural or social reasons. Males that are circumcised nothing is different about their penis, it all works and functions the same as before the outer layer of skin was cut off.
When a baby boy is born it has all the parts necessary for reproduction. Although it isnot until puberty that the male is able to reproduce. Puberty begins usually between the ages of ten and fourteen. The pituitary gland located near the brain secretes hormones that stimulate the testes to produce testosterone. Testosterone as we have previously talked changes many physical changes of the body and voice too. The timing of puberty is different in every male but the order mostly stays the same. Stage one the scrotum and testes grow. Stage two the penis becomes longer and seminal vesicles and prostate gland grow. Stage three you grow your pubic hair, after that it grows on the face and underarms. Also during this time period the males voice deepens and gets more manly. Young males also go through their growth spurt where their height and weight both gain. A male that has reached puberty produces millionsof sperm cells everyday. A sperm cells size is about a six-hundredth of an inch. The sperm develops in the sominiferous tubules which are inside...

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