HomeroomRead or complete any missing assignments!

Warm-upComplete the “Body’s Communication” worksheet in your notebook.

*DO NOT WRITE ON THE WORKSHEET.

Write the Stimuli in your notebook, then write how you would respond to each one.

Nervous SystemStimulus: Change to your environment that you react to.

Could be any of your 5 senses

Central Nervous System

Consists of the brain and spinal cordCommunicates with the rest of the

nervous system through electrical signals sent through nerve cells.

NeuronNerve cellsBrain contains at least 10 billion

Spinal CordMain pathway for informationConnects the brain and nerves

throughout the body.

31 pairs of nerves extend from the spinal cord.

It weighs a little over a pound 17 inches long

Peripheral Nervous System

Nerves found throughout the bodySensory Nerves: receive information

from the environment (hot or cold)Motor Nerves: send signals to your

muscles that allow you to moveVoluntary and involuntary!

Autonomic vs. Voluntary

Autonomic: controls the movement of the heart, the smooth muscles in the stomach, the intestines, and the glands.

Voluntary: Monitors movement that can be controlled consciously.

Parts of the BrainFrontal Lobe

Located in the front of the brain which controls

creativityproblem solvingintellect coordination

Parts of the BrainParietal Lobe Located behind the frontal lobe, it focuses on

ComprehensionVisual functionsLanguageReading

Parts of the BrainTemporal Lobe The temporal lobe is located on the

sides of the brain. Also referred as the “temporal”. This lobe controls all visual and auditory memories. It includes areas that help manage some

SpeechHearing capabilitiesLanguage

Parts of the BrainOccipital Lobe

The optical lobe is located in the back of the head. It helps to control vision.

Cell Phone ArticleAnswer the following questions in SIN

after reading the article1. How many minutes a day do most

people spend using their phone?2. Why is it important to increase your

distance from the phone while using it?

3. Name the 5 ways that cell phone effect your health and a summary of each one.

Nervous System Videohttps://www.youtube.com/watch?v=lqk1wEYh

31Q

Bill Nye the Science Guy and the Brain