Nervous system Human Bodies

Front

What term refers to an accumulation of cerebrospinal fluid in the ventricles? (aka: 'water on the brain')

Back

hydrocephalus

Front

What is another name for our nerve cells?

Back

neurons

Front

What neurotransmitter is low in individuals with Parkinson disease or parkinsonism disorders?

Back

dopamine

Front

The autonomic nervous system is a subdivision of which nervous system?

Back

peripheral nervous system (PNS)

Front

What is the white, fatty substance that wraps around some axons called?

Back

myelin

Front

What is the primary function of neurons in the nervous system?

Back

To transmit electrical signals throughout the body.

Front

What are the two main divisions of the nervous system?

Back

Central nervous system (CNS) and peripheral nervous system (PNS).

Front

What role does myelin play in the nervous system?

Back

It insulates axons and increases the speed of electrical signal transmission.

Front

What are the two types of cells found in the nervous system?

Back

Neurons and glial cells.

Front

What is the function of the autonomic nervous system?

Back

To regulate involuntary bodily functions, such as heart rate and digestion.