nervous system

What are the main components of the central nervous system?

• A) Brain and spinal cord

• B) Peripheral nerves and ganglia

• C) Neurons and synapses

• D) Dendrites and axons

What is the basic unit of the nervous system?

• A) Fat cell

• B) Neuron (nerve cell)

• C) White blood cell

• D) Muscle cell

Which of the following is part of the peripheral nervous system?

• A) Cerebellum

• B) Motor nerves

• C) Spinal cord

• D) Frontal lobe

What is the role of the sympathetic nervous system?

• A) Stimulate the "fight or flight" response

• B) Promote relaxation and digestion

• C) Control muscle movement

• D) Process sensory information

How are nerve signals transmitted between neurons?

• A) Through blood vessels

• B) Through axons and synapses

• C) Through muscles

• D) Through bones