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Anatomy of the Nervous System

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Questions and Answers

What is the main function of the peripheral nervous system according to the passage?

To provide a framework of tissue that supports the neurons and their activities

To connect the brain and spinal cord to the rest of the body

To transmit signals between the central nervous system and the body (correct)

To contain the cell bodies and dendrites of neurons

What is the primary difference between gray matter and white matter in the nervous system?

Gray matter is more pinkish in color, while white matter is more tan

Gray matter is located in the central nervous system, while white matter is located in the peripheral nervous system

Gray matter contains more cell bodies, while white matter contains more axons (correct)

Gray matter contains more blood vessels, while white matter contains more lipids

What is the primary function of dendrites in the nervous system?

To provide a framework of tissue that supports the neurons

To receive most of the input from other neurons (correct)

To insulate the axons with a lipid-rich substance called myelin

To transmit signals from the cell body to the axon

Which type of cell is 'more functionally important' in the nervous system according to the passage?

Neurons Signup and view all the answers

What is the primary function of the axon in a neuron?

To transmit signals from the cell body to the target Signup and view all the answers

Which of the following is NOT part of the central nervous system?

The cranial nerves Signup and view all the answers

According to the passage, which of the following statements is true?

The nervous system consists of many regions with different functions. Signup and view all the answers

What is the function of the peripheral nervous system?

To transmit signals between the central nervous system and the rest of the body Signup and view all the answers

Which of the following best describes the relationship between the central and peripheral nervous systems?

The central and peripheral nervous systems are interconnected and work together. Signup and view all the answers

According to the passage, what is the significance of the difference between the nervous system and the digestive system?

It illustrates the difficulty in differentiating the organs of the nervous system. Signup and view all the answers