Spermatogenesis vs Oogenesis

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Questions and Answers

What is the name of the membrane that surrounds the secondary oocyte during oogenesis?

  • Corpus luteum
  • Zona pellucida (correct)
  • Endometrium
  • Fallopian tube

When does ovulation occur in the menstrual cycle?

  • At the end of the cycle
  • During the menstrual phase
  • During the middle of the cycle (correct)
  • At the beginning of the cycle

What is the term used to describe the process of releasing the secondary oocyte from the ovary?

  • Implantation
  • Fertilization
  • Menstruation
  • Ovulation (correct)

Which event marks the start of each menstrual cycle?

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

If an ovum is fertilized, what happens to menstruation?

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

What results in menstrual flow during the menstrual phase?

<p>Breakdown of endometrial lining (B)</p> Signup and view all the answers

What is the stage called when primary oocytes get temporarily arrested during prophase-I of the meiotic division?

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

During the first meiotic division, what is formed along with the secondary oocyte?

<p>First polar body (D)</p> Signup and view all the answers

What happens to a large number of primary follicles during the phase from birth to puberty?

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

In the tertiary follicle, what is the fluid-filled cavity called?

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

What is the inner and outer layer of the organised theca in the tertiary follicle called?

<p>Theca interna and theca externa (A)</p> Signup and view all the answers

Where does the primary oocyte complete its first meiotic division?

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

What is the process of formation of mature female gametes called?

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

How many ova are typically released during ovulation in a menstrual cycle?

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

Which determines the sex of the embryo?

<p>Presence of X or Y chromosome in the sperm (A)</p> Signup and view all the answers

What induces parturition, the process of childbirth?

<p>Cortisol, estrogens, and oxytocin (A)</p> Signup and view all the answers

When do mammary glands differentiate and start to secrete milk?

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

What causes the cyclical changes in the ovary and uterus during the menstrual cycle?

<p>Changes in levels of pituitary and ovarian hormones (A)</p> Signup and view all the answers

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