22
QuizMultiple Choice

The Endocrine and Exocrine Systems — Unit test

Question 22 • Biology - SC3209 IC

Examine the words.impulse, presynaptic cell, neurotransmitters, receptors, postsynaptic cellWhat idea can be described using all the words listed?

Answer
A
the difference between the somatic and autonomic nervous systems
B
the transfer of information from one neuron to another
C
the difference between the central and peripheral nervous systems
D
the flow of information within a neuron

Explanation

An impulse reaches the presynaptic cell, which releases neurotransmitters. These chemicals cross the gap between cells and bind to receptors on the postsynaptic cell, passing the signal along. This describes the transfer of information from one neuron to another, choice B.

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