AHN 447 Exam 3 Practice Questions and
Answers
What MAP is required for adequate flow? - ANSWER-at least 60 mmHg
What do baroreceptors do? - ANSWER-they're stimulated with elevated BP; drop BP
What do chemoreceptors do? - ANSWER-sensitive to hypoxia; increases vasoconstriction to increase
perfu...
loss of ability to contract forcefully - ANSWER✔✔-systolic heart failure
loss of ventricular wall compliance; cant' adequately fill - ANSWER✔✔-diastolic heart failure
RV doesn't empty completely and "backs up" into venous system causing peripheral edema -
ANSWER✔✔-right-sided heart failure
What are the clinical manifestations of left-sisded HF? - ANSWER✔✔-Manifestations of pulmonary
congestions:
- cough, worse at night (ask how many pillows they sleep with)
- dyspnea
- crackles and wheezing
- frothy, pink sputum (pulmonary edema)
- tachypnea
What are the clinical manifestations of right-sisded HF? - ANSWER✔✔-Manifestations of systemic
congestions:
- JVD
- enlarged liver/spleen
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