Nervous System Flashcard

Front

What is the function of the facial nerve in the nervous system?

Back

The facial nerve controls most of the muscles for facial expression.

Front

Define synapse in the context of neuron communication.

Back

A synapse is the space between two communicating neurons.

Front

What is the primary function of the myelin sheath?

Back

The myelin sheath primarily functions to electrically insulate and increase impulse transmission speed.

Front

List the lobes of the cerebrum.

Back

The lobes of the cerebrum include the frontal, parietal, temporal, and occipital lobes.

Front

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

Back

The cerebellum is responsible for smooth and coordinated movements.

Front

What is the role of neurotransmitters in the nervous system?

Back

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

Front

What are the main components of the central nervous system (CNS)?

Back

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

Front

What is the difference between the central nervous system and the peripheral nervous system?

Back

The central nervous system (CNS) includes the brain and spinal cord, while the peripheral nervous system (PNS) includes all the nerves outside the CNS.

Front

What is the function of the occipital lobe?

Back

The occipital lobe is primarily responsible for processing visual information.

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.