3.7 THE NERVOUS SYSTEM

WHAT is the structural and functional unit of the nervous system

• neuron

• neuroglia

• PNS

• CNS

The general function of neurons is

• send signals from the brain

• receive signals from the brain

• react to physical changes in the environment

• react to chemical changes

• all answers are true

Tags

NGSS.MS-LS1-3

Organs of the nervous system are divided into how many parts?

• 1

• 2

• 3

• 4

Sensory function involve

• Schwann cells

• effectors

• sensory receptors

• motor functions

Tags

NGSS.MS-LS1-8

Another name for a neuron is

• neuroglia

• nerve cell

• synapse

• none of these

What does neuroglia produce

• actin and myosin

• myelin

• actin only

• none of these

Neuron control cell to cell communication

• true

• false

Where does sensory function of the nervous system derive from ?

• integrative functions

• motor functions

• sensory functions

• all of these

Integrative function s make what type of decisions

• conscious

• subconscious

• unconscioius

• right/wrong

How many categories does the motor function of the peripheral nervous system have

• 1

• 2

• 3

• 4