Quiz about Nervous System Quiz

Question 1

Which part of the neuron receives signals from other neurons?

Accepted Answer

Dendrites

Answer

Axon

Answer

Cell body

Answer

Myelin sheath

Question 2

What is the primary function of the myelin sheath in a neuron?

Accepted Answer

To speed up the transmission of electrical signals

Answer

To receive neurotransmitters

Answer

To connect with other neurons

Answer

To store energy

Question 3

Which part of the nervous system is responsible for processing information received through the senses?

Accepted Answer

Central Nervous System

Answer

Peripheral Nervous System

Answer

Autonomic Nervous System

Answer

Somatic Nervous System

Question 4

What is the role of neurotransmitters in the nervous system?

Accepted Answer

To transmit signals between neurons

Answer

To create myelin sheath

Answer

To insulate neuron cells

Answer

To provide energy to neurons

Question 5

The reflex arc is an example of which type of nervous system response?

Accepted Answer

Involuntary response

Answer

Voluntary response

Answer

Delayed response

Answer

Cognitive response

Question 6

What is the main function of the peripheral nervous system?

Accepted Answer

To connect the central nervous system to limbs and organs

Answer

To control voluntary movements

Answer

To process thoughts and emotions

Answer

To regulate automatic bodily functions

Question 7

How does the nervous system help maintain homeostasis in the body?

Accepted Answer

All of the above

Answer

By regulating temperature

Answer

By controlling muscle contraction

Answer

By coordinating the response to stress

Question 8

What type of cells support and protect neurons within the nervous system?

Accepted Answer

Glial cells

Answer

Epithelial cells

Answer

Muscle cells

Answer

Red blood cells

Question 9

Which part of the brain is primarily responsible for coordination and balance?

Accepted Answer

Cerebellum

Answer

Cerebrum

Answer

Medulla oblongata

Answer

Hypothalamus

Question 10

What happens when a neuron is stimulated past a certain threshold?

Accepted Answer

It generates an electrical signal known as an action potential

Answer

It divides to form new neurons

Answer

It becomes inactive

Answer

It stops producing neurotransmitters

Question 11

Which nervous system division is primarily involved in preparing the body for stress-related activities?

Accepted Answer

Sympathetic Nervous System

Answer

Central Nervous System

Answer

Somatic Nervous System

Answer

Autonomic Nervous System

Question 12

What is the function of sensory neurons in the nervous system?

Accepted Answer

To carry information from sensory receptors to the central nervous system

Answer

To transmit signals from the brain to muscles

Answer

To process information in the brain

Answer

To protect the brain from damage

Question 13

Which part of the nervous system controls the fight or flight response?

Accepted Answer

Autonomic Nervous System

Answer

Central Nervous System

Answer

Peripheral Nervous System

Answer

Somatic Nervous System

Question 14

How do neurons communicate with each other at a synapse?

Accepted Answer

By releasing chemicals called neurotransmitters into the synaptic cleft

Answer

Through direct contact between cell bodies

Answer

By electrical impulses traveling across the gap

Answer

Through the movement of ions only

Question 15

Which part of the neuron is a long fiber that send information to other cells?

Accepted Answer

axon

Answer

dendrite

Answer

terminal

Answer

cell body

Question 16

The part of the neuron that takes in and receives messages is called the _____

Accepted Answer

dendrite

Answer

nucleus

Answer

axon

Answer

synapse

Question 17

This part of the neuron contains the cell organelles.

Accepted Answer

Cell Body

Answer

Axon

Answer

Dendrite

Answer

Glial Cells

Question 18

Which of the following is NOT part of a neuron?

Accepted Answer

medulla oblongata

Answer

dendrite

Answer

axon

Answer

myelin sheath

Question 19

Which part of the nervous system controls involuntary functions like breathing and heart rate?

Accepted Answer

Autonomic nervous system

Answer

Peripheral nervous system

Answer

Somatic nervous system

Answer

Central nervous system

Question 20

What is the main function of the spinal cord?

Accepted Answer

Transmit nerve signals between the brain and body

Answer

Controlling voluntary movements

Answer

Digest food

Answer

Regulate body temperature

Question 21

Which type of neuron carries information from sensory receptors to the central nervous system?

Accepted Answer

Sensory neurons

Answer

Visual neurons

Answer

Interneurons

Answer

Motor neurons

Question 22

How do neurons communicate with each other?

Accepted Answer

Through electrical and chemical signals

Answer

Through sound waves

Answer

Through telepathy

Answer

Through gravitational waves

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