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</p> Signup and view all the answers

    Where does spermatogenesis occur?

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

    What is the only flagellated cell in the human body?

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

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

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

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

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

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

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

    What is the plural form of corpus cavernosum in Latin?

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

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

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

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