Hormones and the Menstrual Cycle
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Questions and Answers

Which structure stores immature sperm until ejaculation?

  • Epididymis (correct)
  • Seminal vesicles
  • Cowper's gland
  • Sperm duct
  • What percentage of sperm is made up of seminal fluid?

  • 60% (correct)
  • 10%
  • 25%
  • 40%
  • What is the function of the fallopian tubes?

  • To store eggs
  • To nourish the developing embryo
  • To transport the egg towards the uterus (correct)
  • To release eggs
  • What is the site of implantation and placenta formation?

    <p>Endometrium</p> Signup and view all the answers

    Which of the following is NOT a function of the placenta?

    <p>Metabolic waste elimination</p> Signup and view all the answers

    What triggers the release of hormones for milk production during breastfeeding?

    <p>Suckling the baby</p> Signup and view all the answers

    Which birth control method involves cutting a woman's Fallopian tubes?

    <p>Sterilisation</p> Signup and view all the answers

    What is the main purpose of using condoms as a birth control method?

    <p>Protect against sexually transmitted infections</p> Signup and view all the answers

    During in vitro fertilization (IVF), what is done immediately before ovulation?

    <p>The eggs are removed through a narrow needle</p> Signup and view all the answers

    What can cause low sperm count in males?

    <p>Smoking</p> Signup and view all the answers

    What is the outermost layer that forms the skin, epidermis, and the nervous system called?

    <p>Ectoderm</p> Signup and view all the answers

    What is the sac that forms around the embryo and is filled with amniotic fluid called?

    <p>Amnion</p> Signup and view all the answers

    Which hormone is responsible for maintaining the endometrium and making it soft and spongy for a developing embryo to embed in?

    <p>Progesterone</p> Signup and view all the answers

    What is the function of the acrosome in the sperm?

    <p>To help penetrate the egg</p> Signup and view all the answers

    During which phase of the menstrual cycle does ovulation occur?

    <p>Luteal phase</p> Signup and view all the answers

    What is the main hormone involved in the development of secondary sexual characteristics in females?

    <p>Oestrogen</p> Signup and view all the answers

    Which hormone stimulates the development of an ovum inside the Graafian follicle?

    <p>Follicle-stimulating hormone (FSH)</p> Signup and view all the answers

    What does oestrogen do during the menstrual cycle?

    <p>Repairs and thickens the endometrium</p> Signup and view all the answers

    What stimulates ovulation and causes the final maturation of the Graafian follicle?

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

    What hormone is produced by the placenta to maintain the corpus luteum and the production of progesterone during pregnancy?

    <p>Human chorionic gonadotropin (HCG)</p> Signup and view all the answers

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