MICROANATOMY

URINARY SYSTEM AND MALE FEMALE REPRODUCTIVE SYSTEMS

MALE REPRODUCTIVE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
During spermatogenesis,
A
sperm are produced in the seminiferous tubules of the testes and become mature in the epididymis.
B
sperm are produced in the epididymis of the testes and become mature in the seminiferous tubules.
C
sperm are produced in the vas deferens of the testes and become mature in the epididymis
D
sperm are produced in the vas deferens of the testes and become mature in the seminiferous tubules.
Explanation: 

Detailed explanation-1: -In the mature sperm, it consists of a long, slender bundle of filaments that propel the sperm by their undulating movement. Once the sperm has matured, it is transported through the long seminiferous tubules and stored in the epididymis of the testes until it is ready to leave the male body.

Detailed explanation-2: -Testosterone production occurs in cells surrounding the seminiferous tubules, called Leydig cells. After being formed, sperm cells travel outside of the tubules into the epididymis, where they mature and prepare for ejaculation.

Detailed explanation-3: -Spermatogenesis is the process by which haploid spermatozoa develop from germ cells in the seminiferous tubules of the testis. This process starts with the mitotic division of the stem cells located close to the basement membrane of the tubules. These cells are called spermatogonial stem cells.

Detailed explanation-4: -Spermatogenesis occurs in the seminiferous tubules of the testis. The seminiferous tubules are composed of three major cell types: peritubular myoid (PTM) cells, Sertoli cells and germ cells. PTM cells surround the external wall of the tubule and contract to force sperm down the tubule.

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