Neurons Structure and Function

Front

What is a neuron?

Back

A neuron is a specialized cell that transmits nerve impulses in the nervous system.

Front

What are the main parts of a neuron?

Back

The main parts of a neuron are the cell body, dendrites, and axon.

Front

What is the function of dendrites?

Back

Dendrites receive signals from other neurons and transmit them to the cell body.

Front

What is the role of the axon?

Back

The axon transmits electrical impulses away from the cell body to other neurons or muscles.

Front

What is a synapse?

Back

A synapse is the junction between two neurons where neurotransmitters are released.

Front

What are neurotransmitters?

Back

Neurotransmitters are chemical messengers that transmit signals across a synapse.

Front

What is the function of acetylcholine?

Back

Acetylcholine stimulates muscles to contract and is involved in memory and learning.

Front

What is the role of the brainstem?

Back

The brainstem maintains basic life functions such as breathing, heart rate, and blood pressure.

Front

What is the function of the hypothalamus?

Back

The hypothalamus regulates body temperature, hunger, thirst, and circadian rhythms.

Front

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

Back

The central nervous system consists of the brain and spinal cord, while the peripheral nervous system includes all other neural elements.