Sensory impulses from taste receptors are transmitted to the brain on which of the following cranial nerves?
A) I, II and VIII
B) III, IV and VI
C) VII, IX and X
D) only VII
Ans: C) VII, IX and X
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Which sympathetic pathway is responsible for activating the esophagus, heart, lungs, and thoracic blood vessels?
A. Splanchnic nerve pathway B. Adrenal medulla pathway C. Postganglionic sympathetic nerve pathway D. Spinal nerve pathway E. None of the choices is correct.
A term having the opposite meaning of anterior is ___________________.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements is true regarding the location of the center of gravity of the body?
A) It is 1 cm posterior to the sacral promontory. B) It is 2 cm anterior to the sacral foramina. C) It is 1 cm lateral to the sacroiliac joints of the pelvis. D) It is 1 cm superior to the median sacral crest.
If a person stands up suddenly from the prone (lying) position they may feel a sudden dizzy or lightheadedness. Which of the following is the least likely physiological response to this situation?
A) increased sympathetic output to the heart B) faster heart rate and greater heart contractility C) increased parasympathetic nerve impulses to the heart D) increasing peripheral resistance due to vasoconstriction