Which of the following gastrointestinal conditions are commonly associated with long-term posi-tive-pressure ventilation (PPV)? 1. Bleeding 2. Ulceration 3. Diarrhea

a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2, and 3

ANS: A
An increase in splanchnic resistance can contribute to gastric mucosal ischemia and helps explain the high incidence of gastrointestinal bleeding and stress ulceration in patients receiving long-term PPV.

Health Professions

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Heparin inhibits coagulation by

a. Chelating calcium release from platelet granules b. Catalyzing antithrombin activity c. Neutralizing labile factors V and VIII d. Neutralizing the tenase complex

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When you do not express your opinion in an open, honest, direct manner and allow yourself to be seen as weak and pitiful, you are using which of the following styles of communication?

A. Aggressive B. Passive-aggressive C. Passive D. Assertive E. None of the above

Health Professions