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The Nervous System: Brain, Spinal Cord, and Nerves

Description: This quiz covers the structure and function of the nervous system, including the brain, spinal cord, and nerves.
Number of Questions: 17
Created by:
Tags: nervous system brain spinal cord nerves
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What is the control center of the nervous system?

  1. Brain

  2. Spinal cord

  3. Nerves

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Correct Option: A
Explanation:

The brain is the control center of the nervous system and is responsible for processing information, making decisions, and controlling movement.

What is the function of the spinal cord?

  1. To send messages from the brain to the rest of the body

  2. To send messages from the rest of the body to the brain

  3. Both a and b

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Correct Option: C
Explanation:

The spinal cord is responsible for sending messages from the brain to the rest of the body and for sending messages from the rest of the body to the brain.

What are the three main parts of the brain?

  1. Cerebrum, cerebellum, and brainstem

  2. Frontal lobe, parietal lobe, and occipital lobe

  3. Temporal lobe, limbic system, and basal ganglia

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Correct Option: A
Explanation:

The three main parts of the brain are the cerebrum, cerebellum, and brainstem.

What is the function of the cerebrum?

  1. To control movement

  2. To process sensory information

  3. To make decisions

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Correct Option: C
Explanation:

The cerebrum is responsible for making decisions, processing thoughts, and controlling movement.

What is the function of the cerebellum?

  1. To control balance and coordination

  2. To process sensory information

  3. To make decisions

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Correct Option: A
Explanation:

The cerebellum is responsible for controlling balance and coordination.

What is the function of the brainstem?

  1. To control breathing and heart rate

  2. To process sensory information

  3. To make decisions

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Correct Option: A
Explanation:

The brainstem is responsible for controlling breathing, heart rate, and other vital functions.

What are the three types of nerves?

  1. Sensory nerves, motor nerves, and mixed nerves

  2. Frontal nerves, parietal nerves, and occipital nerves

  3. Temporal nerves, limbic nerves, and basal ganglia nerves

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Correct Option: A
Explanation:

The three types of nerves are sensory nerves, motor nerves, and mixed nerves.

What is the function of sensory nerves?

  1. To send messages from the brain to the rest of the body

  2. To send messages from the rest of the body to the brain

  3. Both a and b

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Correct Option: B
Explanation:

Sensory nerves are responsible for sending messages from the rest of the body to the brain.

What is the function of motor nerves?

  1. To send messages from the brain to the rest of the body

  2. To send messages from the rest of the body to the brain

  3. Both a and b

Show answer
Correct Option: A
Explanation:

Motor nerves are responsible for sending messages from the brain to the rest of the body.

What is the function of mixed nerves?

  1. To send messages from the brain to the rest of the body

  2. To send messages from the rest of the body to the brain

  3. Both a and b

Show answer
Correct Option: C
Explanation:

Mixed nerves are responsible for sending messages from the brain to the rest of the body and for sending messages from the rest of the body to the brain.

What is the largest nerve in the human body?

  1. Sciatic nerve

  2. Median nerve

  3. Ulnar nerve

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Correct Option: A
Explanation:

The sciatic nerve is the largest nerve in the human body and runs from the lower back down the back of the leg.

What is the function of the sciatic nerve?

  1. To control movement of the leg

  2. To process sensory information from the leg

  3. Both a and b

Show answer
Correct Option: C
Explanation:

The sciatic nerve is responsible for controlling movement of the leg and for processing sensory information from the leg.

What is the difference between a neuron and a nerve?

  1. A neuron is a single nerve cell, while a nerve is a bundle of nerve cells

  2. A neuron is a bundle of nerve cells, while a nerve is a single nerve cell

  3. There is no difference between a neuron and a nerve

Show answer
Correct Option: A
Explanation:

A neuron is a single nerve cell, while a nerve is a bundle of nerve cells.

What are the three main parts of a neuron?

  1. Cell body, dendrites, and axon

  2. Frontal lobe, parietal lobe, and occipital lobe

  3. Temporal lobe, limbic system, and basal ganglia

Show answer
Correct Option: A
Explanation:

The three main parts of a neuron are the cell body, dendrites, and axon.

What is the function of the cell body?

  1. To control the neuron

  2. To receive messages from other neurons

  3. To send messages to other neurons

Show answer
Correct Option: A
Explanation:

The cell body is responsible for controlling the neuron.

What is the function of the dendrites?

  1. To control the neuron

  2. To receive messages from other neurons

  3. To send messages to other neurons

Show answer
Correct Option: B
Explanation:

The dendrites are responsible for receiving messages from other neurons.

What is the function of the axon?

  1. To control the neuron

  2. To receive messages from other neurons

  3. To send messages to other neurons

Show answer
Correct Option: C
Explanation:

The axon is responsible for sending messages to other neurons.

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