Nervous System

 The autonomic nervous system is a subdivision of the

• CNS
• Sympathetic NS
• PNS
• Parasympathetic NS

A chronic, progressive, disabling condition resulting from a degeneration of the myelin sheath is ____.

• cerebral palsy
• multiple sclerosis
• epilepsy
• Parkinson's 

Axons

• are usually highly branched.
• carry nerve impulses toward the cell body
• carry nerve impulses away from the cell body

Sensory neurons are also called

• interneurons
• efferent
• afferent
•  glia cells

Two major branches of the nervous system

• CNS & PNS
• Peripheral & Motor
• Motor & Sensory
• Central & Motor

The nerves in your fingertips are part of the ___ nervous system

• peripheral
• central
•  cardiovascular
• interna.

Neurons send signals in the brain and body via...

• neurotransmitters only
• electrical impulses only
• both electrical and neurotransmitters
• wifi

This portion of a neuron allows the electrical signal to move very quickly

• dendrites
• axon terminals
• myelin sheath
• nucleus

The peripheral nervous system can be divided into these two functions:

• movement and sensation
• movement and thinking
• movement and smell only
• thinking and decision making

This involuntary response occurs during high stress and usually begins with a surge of adrenaline

• Sympathetic
• Parasympathetic
• Sensory
• Slow