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Nervous System Anatomy Quiz

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Questions and Answers

What is the function of meninges in the central nervous system?

Providing physical protection for the brain and spinal cord (correct)

Supporting the myelin sheaths of nerve fibers

Promoting nerve cell excitability

Facilitating nerve impulse transmission

Where does the correlation and integration of nervous information primarily occur?

In the brain and spinal cord (correct)

In the neuromuscular junctions

In the peripheral nervous system

In the cranial nerves

Which part of the central nervous system is responsible for organizing into gray and white matter?

Brain stem

Cerebellum

Spinal cord (correct)

Cranial nerves

What is the main role of the neuroglia in the central nervous system?

Structural support for neurons Signup and view all the answers

What is the primary function of nerve fibers in the peripheral nervous system?

Conducting information to and from the central nervous system Signup and view all the answers

What gives white matter its characteristic white color?

High lipid content in myelin sheaths Signup and view all the answers

What is the function of the autonomic nervous system?

To regulate the innervation of involuntary structures Signup and view all the answers

How does the sympathetic part of the autonomic system prepare the body?

For emergency situations Signup and view all the answers

What is the role of the parasympathetic part of the autonomic system?

To conserve and restore energy Signup and view all the answers

How many pairs of spinal nerves are attached along the entire length of the spinal cord?

31 pairs Signup and view all the answers

How is the spinal cord protected in the vertebral column?

By three meninges and cerebrospinal fluid Signup and view all the answers

What is the composition of the gray matter in the spinal cord?

An H-shaped pillar with anterior and posterior gray columns united by a commissure Signup and view all the answers