Gametogenesis: Spermatogenesis and Oogenesis
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Questions and Answers

Which process involves the transformation of spermatid into a spermatozoon?

  • Oogenesis
  • Spermiogenesis (correct)
  • Sertoliogenesis
  • Oogoniagenesis

Where does spermatogenesis occur in males?

  • Seminiferous tubules of the testes (correct)
  • Endometrium
  • Ovaries
  • Oviducts

Which cells provide support and nutrition to germ cells in the process of spermatogenesis?

  • Acrosomal cells
  • Luteinizing cells
  • Oogonia cells
  • Sertoli (sustentacular) cells (correct)

Which hormone regulates the process of testosterone production in males?

<p>Luteinizing hormone (LH) (D)</p> Signup and view all the answers

What are the segments that make up the tail of a spermatozoon?

<p>Middle piece, principal piece, and end piece (A)</p> Signup and view all the answers

Where are oogonia present in females?

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

During spermatogenesis, primary spermatocytes undergo meiosis II to produce secondary spermatocytes.

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

Spermatids are diploid cells that further specialize to eventually form spermatozoa.

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

Oogenesis involves the formation of several types of germ cells including granulosa cells.

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

Most primordial follicles mature to become oocytes after puberty due to a stimulatory mechanism.

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

Gametogenesis is the process by which mature cells develop into immature gametes like spermatozoa and oocytes.

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

Spermatogenesis takes approximately 90 days to complete in humans.

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

What is the main purpose of gametogenesis?

<p>To produce haploid cells with half the chromosome count (C)</p> Signup and view all the answers

Which of the following describes the process of spermatogenesis?

<p>Production of male germ cells or spermatozoa (C)</p> Signup and view all the answers

What happens to the four haploid cells produced during meiosis in spermatogenesis?

<p>Two of the cells die, leaving two functional sperm (A)</p> Signup and view all the answers

Where does oogenesis primarily occur?

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

What is the result of meiosis in oogenesis?

<p>Two functional eggs with half the chromosome count (B)</p> Signup and view all the answers

Which statement accurately distinguishes between spermatogenesis and oogenesis?

<p>Oogenesis produces diploid cells while spermatogenesis produces haploid cells (A)</p> Signup and view all the answers

What is the main function of the acrosomal cap in spermatozoa?

<p>Facilitating penetration of the egg during fertilization (C)</p> Signup and view all the answers

How does oogenesis differ from spermatogenesis in terms of timing?

<p>Spermatogenesis begins earlier in fetal development (A)</p> Signup and view all the answers

Where does the second meiotic division occur in oogenesis if the oocyte is not fertilized?

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

Which statement accurately describes the fate of a mature human egg if not fertilized?

<p>It disintegrates within 24 hours (D)</p> Signup and view all the answers

What is the role of primary spermatocytes in spermatogenesis?

<p>Completing meiosis to become spermatozoa (B)</p> Signup and view all the answers

How does the duration of sperm viability compare to that of eggs outside the body?

<p>Sperm remain viable longer than eggs (A)</p> Signup and view all the answers

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