Nervous System CH 20.1 Quiz

What are the two main parts of the nervous system?

• Central Nervous System and Peripheral Nervous System

• Brain and Spinal Cord

• Somatic Nervous System and Autonomic Nervous System

• Cerebrum and Cerebellum

Which part of the brain is responsible for involuntary actions like breathing and heartbeat?

• Cerebrum

• Cerebellum

• Brainstem

• Axon

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

• To receive messages

• To process messages

• To speed up the transmission of signals

• To send messages to the next neuron

How does the glymphatic system help maintain brain health?

• By sending electrical signals

• By flushing out waste and toxins

• By controlling voluntary movements

• By managing automatic functions

What is the role of cerebrospinal fluid in the nervous system?

• To protect the brain with hard bones

• To cushion the brain and help remove waste

• To control actions like walking and writing

• To send and receive messages