Anatomy Nervous System Review Part 2

Front

What are the two major parts of the nervous system?

Back

The two major parts of the nervous system are the peripheral nervous system and the central nervous system.

Front

What happens when a neuron is depolarized?

Back

When a neuron is depolarized, sodium channels open first, allowing sodium ions to enter the neuron.

Front

Which lobe of the brain is responsible for processing auditory information?

Back

The temporal lobe is responsible for processing auditory information.

Front

What type of cells produce cerebrospinal fluid in the brain and spinal cord?

Back

Ependymal cells produce cerebrospinal fluid in the brain and spinal cord.

Front

What does the central nervous system consist of?

Back

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

Front

What is the function of the peripheral nervous system?

Back

The peripheral nervous system connects the central nervous system to the limbs and organs.

Front

What are the two divisions of the autonomic nervous system?

Back

The two divisions of the autonomic nervous system are the sympathetic and parasympathetic nervous systems.

Front

What is the role of oligodendrocytes in the nervous system?

Back

Oligodendrocytes provide support and insulation to axons in the central nervous system by forming myelin.

Front

What is the primary function of microglia?

Back

Microglia act as the immune cells of the central nervous system, responding to injury and disease.

Front

What is the significance 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.