The _____ prevents the backflow of blood into the atria when the ventricles contract
AV valves
S/I valves
Aortic valve
SA valves
AV valves
Rationale: The AV valves prevent the backflow of blood into the atria when the ventricles contract; the remaining options are distractors.
Health Professions
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Which of the following would be inappropriate to use for exfoliating the client's skin before a performing facial mask?
A) Soft brush B) Coarse salt C) Ayate cloth D) Cornmeal
Health Professions
A(n) ________ catheter is inserted after plastic repair of the ureter and must remain in place for at least a week after surgery.
Fill in the blank(s) with the appropriate word(s).
Health Professions