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Chapter 35: Q. 5 (page 1014)

A(n) ________ neuron has one axon and one dendrite extending directly from the cell body.

a. unipolar

b. bipolar

c. multipolar

d. pseudounipolar

Short Answer

Expert verified

Option b is the correct answer.

Step by step solution

01

Introduction

There are various kinds of neurons, and each one's structure directly affects what function it performs, there is an astounding range of neuron forms and sizes found in different sections of the nervous system.

02

The explanation for the correct answer

Bipolar neurons have one axon and one dendrite projecting from the soma

03

The explanation for incorrect options

  • Unipolar neurons only have one structure.
  • Multipolar neurons have one axon and multiple dendrites.
  • Pseudounipolar neurons have a single structure that extends from the soma that later branches into two separate structures.

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Most popular questions from this chapter

Glia that provides myelin for neurons in the brain is called ________.

a. Schwann cells

b. oligodendrocytes

c. microglia

d. astrocytes

What is the term for protein channels that connect two neurons at an electrical synapse?

a. synaptic vesicles

b. voltage-gated ion channels

c. gap junction protein

d. sodium-potassium exchange pumps

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What are the main steps in chemical neurotransmission?

How does myelin aid propagation of an action potential along an axon? How do the nodes of Ranvier help this process?
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