29 Questions
Which type of valves prevent backflow between the atria and the ventricles?
Atrioventricular valves
When the left ventricle contracts, blood moves into the ______________.
Aorta
When the right ventricle contracts, blood moves into the ______________.
Pulmonary artery
Which type of valves are located between the ventricles and the great arteries?
Semilunar valves
What anchors the atrioventricular valves and prevents them from prolapsing into the atria during ventricular contraction?
Chordae tendinae
Which structures would be located anteriorly on the heart?
Right ventricle
Which structures would be located posteriorly on the heart?
Left atrium
Which great vessel is directly connected to the left atrium?
Pulmonary trunk
Which great vessel is directly connected to the right atrium?
Superior vena cava
Which great vessel is directly connected to the left ventricle?
Aorta
Which great vessel is directly connected to the right ventricle?
Pulmonary trunk
Which great vessel carries deoxygenated blood from the upper body to the right atrium?
Superior vena cava
Which great vessel carries oxygenated blood from the left ventricle to the rest of the body?
Aorta
Which intercostal space and midclavicular line is the best place to hear sounds from the left AV valve and left ventricle?
5th intercostal space, midclavicular line
What is the best place to palpate the PMI (point of maximal impulse) in a person with a 'normal' left ventricle?
5th intercostal space, midclavicular line
Which valve closing sound is known as 'Lub'?
Left AV valve
Which valve closing sound is known as 'Dub'?
Aortic valve
What is the term for the abnormality when a valve doesn't open widely enough?
Stenosis
What is the term for the abnormality when a valve doesn't close tightly enough?
Regurgitation
What is the term for the abnormality when a valve is completely closed?
Atresia
Which type of valvular abnormality occurs when the valve doesn't open widely enough?
Stenosis
What happens if the aortic valve in the picture 'couldn't' close proeprly?
Backflow occurs
When would you hear a murmur in the case of aortic valve stenosis?
During ventricular systole
What type of valvular abnormality occurs when the valve doesn't close fully?
Regurgitation
If the mitral valve doesn't close fully after the left ventricle relaxes, what would happen?
Backflow occurs
When would you hear a murmur in the case of mitral valve regurgitation?
During ventricular systole
What can make heart valves unable to close fully?
Damage
During which phase of the cardiac cycle can heart murmurs be heard?
Both systole and diastole
What can the location and phase of the cardiac cycle help deduce about a murmur?
Both A and B
Test your knowledge on the surface anatomy of the heart in this quiz. Learn about the best places to hear sounds from different valves and ventricles, as well as how to palpate the PMI in a person with a "normal" left ventricle.
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