Human Embryology: Sex Differentiation and Gonadal Development

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Questions and Answers

What is the main function of the bulbourethral gland in the male reproductive system?

  • Production of testosterone
  • Regulation of spermatogenesis
  • Secretion of fluids that carry semen (correct)
  • Maturation of sperm

What is the primary role of the Leydig cells in the testes?

  • Maturation of sperm
  • Secretion of seminal fluid
  • Regulation of testosterone production (correct)
  • Production of inhibin

What is the average volume of semen in an ejaculate?

  • 10-15 ml
  • 1-2 ml
  • 2-5 ml (correct)
  • 5-10 ml

What is the process by which sperm undergo a series of changes in the female reproductive tract to become fertilization-competent?

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

What is the function of the seminal vesicle in the male reproductive system?

<p>Secretion of seminal fluid (A)</p> Signup and view all the answers

What is the primary role of the Sertoli cells in the seminiferous tubules?

<p>Regulation of spermatogenesis (D)</p> Signup and view all the answers

What is the main function of the hypothalamus in the regulation of testosterone production?

<p>Production of GnRH (D)</p> Signup and view all the answers

What is the primary source of androgens in the body?

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

What is the function of inhibin in the male reproductive system?

<p>Inhibition of FSH secretion (C)</p> Signup and view all the answers

What is the average concentration of sperm in an ejaculate?

<p>50-130 million/ml (D)</p> Signup and view all the answers

What is the process by which sperm travel from the seminiferous tubules to the female fallopian tube?

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

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