Nervous System Intro

Nervous System Intro

by Jessica Christenson

Multiple Select

Who has a nervous system?

Pick 2 that are true

• Most all Animals

• invertebrates (no spine) have small nervous systems

• Jelly Fish have no brain, thus no nervous system

Multiple Select

Pick out two truths

• Astronaut's motion sickness in space has nothing to do with the nervous system

• Electrical engineers have created a microchip that can be implanted into the back of the eye for people who have trouble seeing

• The brain helps us interpret all the signals from our nervous system.

Multiple Select

Pick out two truths.

• Your brain has short and long term memories. 

• Football helmets and automobile air bags are good ways to help save the brain from injury.

• It takes one minute for the brain to sense a change

Multiple Select

Pick out two truths

• When we have a detailed memory, we usually only recall sight, not the other senses.

• The ears are connected to the central nervous center

• The brain and spine are part of the central nervous center

Multiple Select

Pick out 2 truths

• The brain shows levels of activity at all times, even during sleep.

• Humans have the largest brain

• There are about 85 billon neurons (nerve cells) in the human brain