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Questions and Answers
What is the function of heart valves?
What is the function of heart valves?
- Prevent blood from entering the heart chambers
- Act as one-way inlets and outlets for blood (correct)
- Allow blood flow in both directions
- Regulate heart rate
What are heart valves composed of?
What are heart valves composed of?
- Epithelial cells
- Nerve cells
- Muscle tissue
- Connective tissue and endocardium (correct)
How many leaflets (cusps) do valves typically incorporate?
How many leaflets (cusps) do valves typically incorporate?
- Two or three (correct)
- Five
- One
- Four
Where are atrioventricular valves located?
Where are atrioventricular valves located?
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What produces the first heart sound (lub)?
What produces the first heart sound (lub)?
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