A potentially fatal condition which results from ischemic damage to the myocardium is known as atrial fibrillation.
a. true
b. false
Answer: b. false
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Air entering the body is filtered, warmed, and humidified by the
A) upper respiratory tract. B) lower respiratory tract. C) lungs. D) alveoli. E) bronchioles.
Aspirin inhibits platelet plug formation by
A. blocking the effects of serotonin. B. making the platelet surface less sticky. C. interfering with the synthesis of prostaglandins. D. stimulating the release of heparin. E. blocking the binding of platelets to collagen.
When your stomach growls in response to an ad on TV for food, the _________ phase of gastric secretion is initiated.
A. cephalic B. gastric C. intestinal D. gastrin
Destruction of the central region of the retina that contains the fovea centralis and results in loss of fine detail vision is known as
A. presbyopia. B. glaucoma. C. macular degeneration. D. cataracts.