12. Nervous System: Nervous Tissue (SmartBook)

The brain and spinal cord are part of the ______.

• motor nervous system

• sensory nervous system

• central nervous system

• peripheral nervous system

A nerve is part of the ______ nervous system.

• peripheral

• central

What is the primary tissue of the nervous system?

• nervous tissue

• epithelial tissue

• muscle tissue

• connective tissue

Which of the following are characteristics of neurons?

• conductivity

• extreme longevity

• secretion

• excitability

• amitotic

Match the structure with the appropriate letter in the illustration of a neuron.

• C

• 
• D

• 
• B

• 
• A

• 

Answer explanation

Tags

NGSS.MS-LS1-2

The central nervous system is made of the

• brain and spinal cord

• nerves and ganglion

Vesicles involved in retrograde transport are moving ______ the cell body.

• away from

• toward

• toward and away from

A nerve is a bundle of parallel

• neurons

• axons

Answer explanation

A nerve is a bundle of parallel axons or fibers.

______ neurons are most common.

• Multipolar

• Unipolar

• Bipolar

The components of nervous tissue that conduct electrical impulses are ______.

• neurons

• ganglia

• blood vessels

• glial cells