Asked by Bobbie Alvarez on Jun 17, 2024
Verified
Regurgitation of blood flow through the aortic semilunar valve would give rise to
A) the first heart sound.
B) the second heart sound.
C) a heart murmur.
D) an extra heart beat.
E) end-systolic volume.
Aortic Semilunar Valve
A valve in the heart located between the left ventricle and the aorta, preventing blood from flowing back into the heart.
Heart Sound
Sounds produced by the closing of heart valves during the cardiac cycle; typically described as a "lub-dub" sound.
Heart Murmur
An unusual or abnormal sound heard between heartbeats, which can be innocent or indicate a heart problem.
- Learn about the phases of the cardiac cycle and their relationship to the electrical events within the heart.
Verified Answer
MS
Mitch SaxtonJun 18, 2024
Final Answer :
C
Explanation :
Regurgitation of blood through the aortic semilunar valve would cause a heart murmur, as it indicates abnormal flow of blood, which can produce audible sounds during a heartbeat.
Learning Objectives
- Learn about the phases of the cardiac cycle and their relationship to the electrical events within the heart.