Spermatogenesis Process

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Questions and Answers

What is the number of chromosomes in mature gametes?

  • 23 (correct)
  • 92
  • 50
  • 46

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?

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

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

<p>Spermiogenesis (A)</p> Signup and view all the answers

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

<p>Spermatozoa (B)</p> Signup and view all the answers

Where are the least mature cells, spermatogonia, located?

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

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

<p>Spermatogenesis (C)</p> Signup and view all the answers

How often does a new production cycle of spermatogenesis start?

<p>Every 16 days (C)</p> Signup and view all the answers

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

<p>46 (C)</p> Signup and view all the answers

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

<p>They slowly decline (C)</p> Signup and view all the answers

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

<p>64 days (D)</p> Signup and view all the answers

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

<p>Haploid spermatids (D)</p> Signup and view all the answers

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

<p>Epididymis (D)</p> Signup and view all the answers

What occurs during spermiogenesis?

<p>Spermatids are transformed into spermatozoa (C)</p> Signup and view all the answers

What is the function of the seminal vesicle?

<p>Adds fructose and proteins to sperm (D)</p> Signup and view all the answers

What is the purpose of secretions from the prostate?

<p>Helps sperm travel through the urethra (A)</p> Signup and view all the answers

What is the function of the bulbourethral glands?

<p>Protects sperm and cleanses and lubricates the urethra (C)</p> Signup and view all the answers

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