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Physiology

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Nerve Muscle Physiology

Question
14 out of 19
 

The force of muscle contraction can be increased by all of the following except:



A Increasing the frequency of activation of motor units

B Increasing the number of motor units activated

C Increasing the amplitude of action potentials in the motor neurons

D Recruiting larger motor units

Ans. C Increasing the amplitude of action potentials in the motor neurons

Force of muscle contraction depends upon

1. Resting length of muscle Q

2. Isometrical contraction Q

3. Recruitment Q

4. Repetition of stimuli Q

5. Fast muscle fibers Q

6. Action potentials are all or none phenomenon. they don’t show increase in amplitude.

Nerve Muscle Physiology Flashcard List

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