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Spermatogenesis Process

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Questions and Answers

What is the number of chromosomes in mature gametes?

23 (correct)

What is the result of the first cellular division in spermatogenesis?

Two diploid cells (correct)

Four haploid cells

Two haploid cells

One diploid and one haploid cell

What is the process by which DNA is replicated in a primary spermatocyte?

Spermiogenesis

Spermatogenesis

Meiosis

Mitosis (correct)

What is the result of the second meiotic division in spermatogenesis?

Four cells with half the number of chromosomes (B) Signup and view all the answers

What is the process by which early spermatids are transformed into sperm?

Spermiogenesis (A) Signup and view all the answers

What is the final stage of germ cell formation in spermatogenesis?

Spermatozoa (B) Signup and view all the answers

Where are the least mature cells, spermatogonia, located?

Inside the seminiferous tubules, lining the basement membrane (C) Signup and view all the answers

What is the process called that begins with spermatogonia and concludes with the production of sperm?

Spermatogenesis (C) Signup and view all the answers

How often does a new production cycle of spermatogenesis start?

Every 16 days (C) Signup and view all the answers

What is the total number of chromosomes in a diploid spermatogonium?

46 (C) Signup and view all the answers

What happens to sperm counts in men after the age of 35?

They slowly decline (C) Signup and view all the answers

What is the approximate duration of one production cycle of spermatogenesis?

64 days (D) Signup and view all the answers

What is the result of the two divisions of meiosis during spermatogenesis?

Haploid spermatids (D) Signup and view all the answers

Where do sperm mature after being released from the seminiferous tubules?

Epididymis (D) Signup and view all the answers

What occurs during spermiogenesis?

Spermatids are transformed into spermatozoa (C) Signup and view all the answers

What is the function of the seminal vesicle?

Adds fructose and proteins to sperm (D) Signup and view all the answers

What is the purpose of secretions from the prostate?

Helps sperm travel through the urethra (A) Signup and view all the answers

What is the function of the bulbourethral glands?

Protects sperm and cleanses and lubricates the urethra (C) Signup and view all the answers