Which of the following occurs during rapid eye movement (REM) sleep?
A. A person begins to relax and feels drowsy.
B. A person falls into light sleep.
C. The muscles are paralyzed, and body temperature, blood pressure, and heart rate and respiratory rate increase.
D. The muscles relax, and body temperature, blood pressure, heart rate, and respiratory rate fall.
E. The muscles are very relaxed and body temperature, blood pressure, and heart rate, and respiratory rate are at their lowest levels.
Answer: C
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Engorgement of the erectile tissues of the clitoris and increased secretion of the greater vestibular glands involve neural activity that includes what?
a. somatic motor neurons b. parasympathetic activation c. sympathetic activation d. all of the above
According to the text, sexual behavior is defined as:
A. penis-in-vagina intercourse. B. primarily behavior leading to reproduction. C. behavior that produces arousal and increases the chance of orgasm. D. sexual activity that is associated with masculine and feminine roles in some way.
Which term describes removal of a tumor found in the breast?
A. Hysterectomy B. Oophorectomy C. Mastectomy D. Lumpectomy
While you're visiting your friend who recently gave birth, she comments on her infant's soft spot. You think to yourself that the correct term for the "soft spot" located at the intersection of the frontal, sagittal, and coronal sutures is
A) sphenoidal fontanelle. B) anterior fontanelle. C) occipital fontanelle. D) mastoid fontanelle. E) cushion spot.