In your lab exercise, how many electrodes are used to record the electrical activity of muscles of the forearm?
A) 3
B) 2
C) 4
D) 1
Correct Answer:
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Q9: What causes muscle contractions to be graded?
A)
Q10: The gradual activation of more and more
Q15: When muscle is stimulated directly to contract,
Q16: The maximum force that can be attained
Q17: Graded muscle contractions_ .
A)represent increasing amounts of
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A)an instrument used to
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