What is the function of the tricuspid valve?
A) It acts as a pacemaker.
B) To pump blood through the heart.
C) Prevents backflow of blood to the left atrium.
D) Prevents backflow of blood to the right atrium.
Correct Answer:
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Q5: What respiratory muscles can cause forceful expiration?
A)
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Q15: What muscle extends the forearm?
A) Supinator teres
B)
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