Nervous System REVIEW -E. WILSON

Front

What is contained in the cerebral ventricles and serves as a liquid shock absorber to protect the brain?

Back

Cerebrospinal fluid (CSF) is the liquid that cushions the brain and spinal cord, providing protection and maintaining a stable environment.

Front

Which disorder is an autoimmune disease that affects the myelin sheath of a neuron?

Back

Multiple Sclerosis is an autoimmune disorder that damages the myelin sheath, affecting nerve signal transmission.

Front

What diagnostic test removes cerebrospinal fluid with a needle?

Back

A lumbar puncture is a procedure used to collect cerebrospinal fluid for diagnostic testing.

Front

What is the function of the choroid plexus?

Back

The choroid plexus is responsible for producing cerebrospinal fluid in the brain.

Front

Dendrites carry messages:

Back

Dendrites carry messages to the cell body of the neuron.

Front

What is the role of the myelin sheath?

Back

The myelin sheath insulates axons, speeding up the transmission of electrical signals along the nerve.

Front

What are the main components of the central nervous system?

Back

The central nervous system consists of the brain and spinal cord.

Front

What is the function of neurotransmitters?

Back

Neurotransmitters are chemicals that transmit signals across a synapse from one neuron to another.

Front

What is the difference between sensory neurons and motor neurons?

Back

Sensory neurons carry signals from sensory receptors to the central nervous system, while motor neurons transmit signals from the central nervous system to muscles.

Front

What is the purpose of the blood-brain barrier?

Back

The blood-brain barrier protects the brain from harmful substances in the bloodstream while allowing essential nutrients to pass.