English, asked by darasekh7, 2 months ago

Which of the following is a male reproductive organ in human beings? ​

Answers

Answered by pragyan07sl
0

Correct Question:

Which of the following options is a male reproductive organ in human beings?

A. Ovaries

B. Uterus,

C. Testis

D. Oviducts

Answer:

C. Testes

The testis represents the male reproductive organ in human beings.

Explanation:

  • The reproductive system in human females is composed of a pair of ovaries along with a pair of oviducts, uterus, cervix, vagina and external genitalia located in the pelvic region.
  • The ovaries remain attached to the abdominal wall by an ovarian ligament called mesovarium (or fold of peritoneum). This is covered by a layer of germinal epithelium.
  • The oviducts (Fallopian tubes), uterus and vagina together constitute the female accessory ducts.
  • The fallopian tube conveys the egg from the ovary to the uterus, and also provides the appropriate environment for its fertilization.
  • The uterus, most often called the womb possesses a thick, highly vascular wall composed of 3 tissues.

Male Reproductive System:

  • The male reproductive system constitutes a pair of testes along with accessory ducts, glands and the external genitalia.
  • Testes lie outside the abdominal cavity in a thin pouch of skin called the scrotum.
  • The scrotum or scrotal sac helps in maintaining the low temperature of the testes (2-2.5°C lower than the normal internal body temperature) which is necessary for spermatogenesis.
  • Each testis has testicular lobules with 1 to 3 highly coiled seminiferous tubules.
  • The wall of each seminiferous tubule is formed of a single-layered germinal epithelium and few tall Sertoli or sustentacular cells are present. Sertoli cells supply nourishment to the developing sperms.
  • The seminiferous tubules are shut down toward one side however on the opposite side, they join to frame an organization, the rete testis, from where fine ciliated ductules, the vasa efferentia emerge.
  • The vasa efferentia leaves the testis and opens into the epididymis positioned along the posterior surface of each testis.
  • Vas deferens are connected with epididymis at the tail end. The union of the canals from seminal vesicles and vas deferens forms the ejaculatory duct. This duct stores and transports the sperm from the testes to the outside through the urethra.
  • The enlarged end of the penis(a cylindrical and highly vascularized copulatory organ) i.e. glans penis is covered by a loose fold of the skin- the foreskin.
  • A paired seminal vesicle, prostate and paired bulbourethral glands make the male accessory glands. Their secretions together form semen.

Therefore, among the provided options, the "testis" represents the primary male sex organ in human beings.

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Answered by Evanbo222
0

Answer:

Male Reproductive System:

  • The male reproductive system is a group of internal and exterior systems responsible for the production of male gametes and the fertilization of female gametes.
  • A pair of testes, accessory ducts (rete testis, vasa efferentia, epididymis, and vas deferens), accessory glands (seminal vesicles, prostate gland, and bulbourethral glands), and external genitalia (the penis, testes and the scrotum) comprise the male reproductive system.
  • This system's primary functions are as follows:
  1. Semen and sperm production, maintenance, transport, and storage
  2. Release of sperm into a woman's reproductive system in order to fertilize the egg
  3. Sex hormone secretion
  • The male reproductive system regulates both sexual function and urine.

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