Peptic ulcers can be caused by extended NSAID use because NSAIDs block ________, reducing prostaglandin production
a. all COX enzymes
b. only COX-1 enzymes
c. only COX-2 enzymes
d. only COX-3 enzymes
a.all COX enzymes
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Which of the following must be present in order to absorb calcium?
Vitamin A Vitamin D None of these Vitamin C
What does the "plan code" number that appears on the Blue Preferred PPO identification card identify?
A. the state from which the BC/BS plan originates B. the name of the employer or group that provides the health insurance C. which benefits are available to the subscriber/member D. what type of plan it is
When ventilating an apneic patient, you note decreased ventilatory compliance. This means that:
A) the upper airway is blocked. B) fluid is occupying the alveoli. C) the lungs are difficult to ventilate. D) there is no resistance when ventilating.
During the process of wound healing, hemostasis:
A) permanently stops the wound from bleeding and facilitates healing. B) is a physiologic process in which the body's platelets are destroyed. C) occurs when the bone marrow transiently produces more red blood cells. D) temporarily stops bleeding via vasoconstriction and platelet aggregation.