Cell Division and Gamete Formation

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Questions and Answers

How many chromosomes are present in the stem cell that gives rise to sperm cells?

  • 50
  • 92
  • 46 (correct)
  • 23

What is the term used to describe cells with two sets of chromosomes, one from each parent?

  • Diploid (correct)
  • Tetraploid
  • Triploid
  • Haploid

What is the process by which the diploid cell reduces the number of chromosomes by half?

  • Meiosis (correct)
  • Fission
  • Fermentation
  • Mitosis

What is the term used to describe cells with half the number of chromosomes?

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

Where does spermatogenesis occur?

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

What is the function of sustentacular cells or Sertoli cells in sperm development?

<p>To nourish and allow immature sperm cells to grow and develop (A)</p> Signup and view all the answers

What is the only flagellated cell in the human body?

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

What is the function of the interstitial endocrinocytes in the testicle?

<p>To produce testosterone (B)</p> Signup and view all the answers

What happens to the arteries supplying the penis during male sexual arousal?

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

What is the technical term for the head of the penis?

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

What is the type of erectile tissue that surrounds the urethra and extends to the glans penis?

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

What is the plural form of corpus cavernosum in Latin?

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

What type of reflex is the act of male orgasm and ejaculation?

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

What is the role of the smooth muscle in the vas deferens during ejaculation?

<p>To contract rhythmically and pump semen out (B)</p> Signup and view all the answers

What is the term for the collection of sperm cells and glandular secretions that is expelled during ejaculation?

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

What is the purpose of the vasodilatory process in the penis during male sexual arousal?

<p>To allow more blood to flow into the penis (D)</p> Signup and view all the answers

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