Lesson 3.6 Feeling Nervous?

There are _____ main parts to the nervous system

• 5

• 2

• 10

• 7

The _____ and ____ are part of the nervous system

• central and northern

• central and peripheral

• peripheral and periscope

The central nervous system is made up of the ____ and the spinal cord

The peripheral nervous system is made up of nerves

• true

• false

The ______ is a long bundle of nerves inside the spinal column

• spinal tail

• spinal cord

• cord of neurons

• medulla oblongata

Impulses are _____ signals

In the automatic nervous system, you can have ____ and ____ reactions/activites (choose 2)

• voluntary

• chemical

• involuntary

• electrical

An example of an involuntary activity is

• walking

• talking

• digestion

• writing

The human brain weighs ____ pounds