Pulsate secretion of growth hormone is descriptive of or occurs during
A. paradoxical sleep.
B. both slow-wave sleep and paradoxical sleep.
C. slow-wave sleep.
D. neither slow-wave sleep nor paradoxical sleep.
Answer: C
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A thickened area of scar tissue that is covered by a shiny, smooth epidermal surface is called a(n)
A) granulation tissue. B) scab. C) keloid. D) callus. E) abrasion.
Match each term with its definition or description.
a. ovary b. oviduct c. fimbriae d. cervix e. fundus f. myometrium g. vagina h. Bartholin’s glands i. lactiferous ducts j. clitoris k. spermatogenesis l. primary spermatocyte m. sperm n. gonads o. oogenesis p. ova q. polar bodies r. endometrium s. zygote t. spermatogonia 1. _____ Fringelike projection on the funnel-shaped end of the oviduct 2. _____ The lower, narrow part of the uterus 3. _____ Produces a mucus-like lubricating fluid near the outlet of the vagina 4. _____ Essential organ of the female reproductive system 5. _____ Opening of the female reproductive system to the outside; it receives sperm 6. _____ Drains milk from the alveoli of the breasts 7. _____ Tube that carries the egg from the ovary to the uterus 8. _____ Part of the uterus that lies above the entry point of the oviducts 9. _____ Structure containing erectile tissue in the female external genitalia 10. _____ Muscle layer of the uterus 11. _____ Male gamete 12. _____ Female gamete 13. _____ Formed as a result of fertilization 14. _____ Name given to the essential organs of the male and female reproductive system 15. _____ Process of sperm production 16. _____ Precursor or stem cell for the production of sperm 17. _____ Cell that undergoes meiosis to form spermatids 18. _____ Process of egg production 19. _____ Produced during oogenesis but do not develop and eventually degenerate 20. _____ Mucous membrane lining the interior of the uterus
Kevin has been experiencing difficulty urinating now that he is over the age of 60. The doctor examines his prostate gland and finds no evidence of inflammation. Furthermore, Kevin's PSA test is normal. It is most likely that Kevin is suffering from
A) impotence. B) prostate cancer. C) benign prostatic hypertrophy. D) prostatitis. E) male climacteric.
Myelin sheaths in the CNS are formed by which of the following cells?
A. Schwann cells B. Ependymal cells C. Microglia D. Astrocytes E. Oligodendrocytes