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Concepts of Biology

Visual Connection Questions

Concepts of BiologyVisual Connection Questions
1.

Figure 18.12 Which of the following statements about the testicular reproductive system is false?

  1. The vas deferens carries sperm from the testes to the seminal vesicles.
  2. The ejaculatory duct joins the urethra.
  3. Both the prostate and the bulbourethral glands produce components of the semen.
  4. The prostate gland is located in the testes.
2.

Figure 18.17 Which of the following statements about hormone regulation of the ovarian and menstrual reproductive cycles is false?

  1. LH and FSH are produced in the pituitary, and estrogen and progesterone are produced in the ovaries.
  2. Estradiol and progesterone secreted from the corpus luteum cause the endometrium to thicken.
  3. Both progesterone and estrogen are produced by the follicles.
  4. Secretion of GnRH by the hypothalamus is inhibited by low levels of estrogen but stimulated by high levels of estrogen.
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