Nervsystem

Question 1

What is the main function of the nervous system?

Answer 1

To transmit signals between different parts of the body

Question 2

True or False: The nervous system is divided into the central nervous system and the peripheral nervous system.

Answer 2

True

Question 3

What are the two main types of cells in the nervous system?

Answer 3

Neurons and glial cells

Question 4

Fill in the blank: Neurons are specialized cells that _______ and _______ electrical signals.

Answer 4

Receive, transmit

Question 5

What is the role of glial cells in the nervous system?

Answer 5

Support and protect neurons

Question 6

Which part of the neuron receives signals from other neurons?

Answer 6

Dendrites

Question 7

What is the long, slender part of the neuron that transmits signals to other cells?

Answer 7

Axon

Question 8

True or False: The myelin sheath helps to speed up the transmission of signals along the axon.

Answer 8

True

Question 9

What is the small gap between two neurons where signals are transmitted called?

Answer 9

Synapse

Question 10

Which part of the nervous system controls involuntary functions like heartbeat and digestion?

Answer 10

Autonomic nervous system

Question 11

Fill in the blank: The brain and spinal cord make up the _______ nervous system.

Answer 11

Central

Question 12

What is the largest part of the brain responsible for higher functions such as thinking and decision-making?

Answer 12

Cerebrum

Question 13

Which part of the brain is responsible for coordinating movement and balance?

Answer 13

Cerebellum

Question 14

True or False: The brainstem controls basic functions such as breathing and heart rate.

Answer 14

True

Question 15

What is the protective covering of the brain and spinal cord called?

Answer 15

Meninges

Question 16

Which division of the nervous system is responsible for the fight or flight response?

Answer 16

Sympathetic nervous system

Question 17

What is the neurotransmitter associated with feelings of pleasure and reward?

Answer 17

Dopamine

Question 18

True or False: Neurotransmitters are chemicals that transmit signals across the synapse between neurons.

Answer 18

True

Question 19

What is the term for the process by which the nervous system receives, interprets, and responds to stimuli?

Answer 19

Sensory integration

Question 20

Which part of the nervous system is responsible for voluntary movements and sensory perception?

Answer 20

Somatic nervous system

Question 21

Fill in the blank: The _______ is the part of the brain that regulates body temperature, hunger, and thirst.

Answer 21

Hypothalamus

Question 22

What disorder is characterized by a progressive loss of memory and cognitive function?

Answer 22

Alzheimer’s disease

Question 23

True or False: Multiple sclerosis is an autoimmune disease that affects the myelin sheath of neurons.

Answer 23

True

Question 24

What is the term for the network of nerves that controls reflexes?

Answer 24

Reflex arc

Question 25

Which neurotransmitter is associated with feelings of happiness and well-being?

Answer 25

Serotonin