GENERAL HISTOLOGY

MALE REPRODUCTIVE ORGAN

TESTES

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: -Spermatozoa released from the seminiferous tubules into the epididymis undergo post-testicular maturation. Before fertilization can occur, spermatozoa must undergo further biochemical changes via capacitation and acrosome reaction, both of which occur after ejaculation.

Detailed explanation-2: -Spermatogenesis starts in the bottom part of seminiferous tubes and, progressively, cells go deeper into tubes and moving along it until mature spermatozoa reaches the lumen, where mature spermatozoa are deposited.

Detailed explanation-3: -As mentioned above, spermatogenesis is the process by which sperm cell production occurs; the germ cells give rise to the haploid spermatozoa. Sperm production takes place inside the seminiferous tubules, which is a convoluted cluster of tubes located inside the testes.

Detailed explanation-4: -Sperm maturation occurs during epididymal transit by the interaction of sperm cells with the unique luminal environment of each epididymal region.

Detailed explanation-5: -Spermiogenesis is the stage of spermatogenesis wherein the spermatids differentiate into mature spermatozoa. Prior to this stage, the germ cells go through a series of cellular divisions, particularly mitosis (spermatocytogenesis) and meiosis (spermatidogenesis).

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