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Which is the first step in the path of a nerve impulse? a. a receptor picks up a stimulus from the environment b. the impulse moves from the sensory neurons to the interneurons c. a nerve impulse travels
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Which is the first step in the path of a nerve impulse?

a. a receptor picks up a stimulus from the environment
b. the impulse moves from the sensory neurons to the interneurons
c. a nerve impulse travels through the sensory neurons
d. the motor neurons send the impulses to the muscles​

User George Chondrompilas
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1 Answer

4 votes
The answer is A

A receptor picks up a stimulus from the environment.
User Maweeras
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