What is a stenotic valve? How does this affect flow? What can we hear if we're listening to the heart of a person with insufficient flow?
a) A valve with regurgitation; increases flow; a normal heartbeat
b) A valve with narrowing; decreases flow; a heart murmur
c) A valve with widening; decreases flow; a heart attack
d) A valve with blockage; increases flow; an arrhythmia