The smallest parts of your body, often called your "building blocks."
cell
A stucture in your body (made from tissue) designed to do important job.
organ
A group of cells working together.
tissue
The network of nerves that includes the brain, the nerves, and the spinal cord.
The nervous system
The control center of the body.
brain
Cells that carry messages to and from your brain.
nerves
A bundle of nerves found in your backbone.
spinal cord
The ability to see, hear, taste, smell, and touch.
five senses
The parts of your body that help you respond to the world around you- the eyes, ears, tongue, nose, and skin.
sense organs
How do tears help the eye?
They wash away dust and dirt.
To move rapidly back and forth.
vibrate
You are able to hear things because of....
sound energy
Sound vibrations traveling through the air are called...
sound waves
The part of the inner ear that is filled with liquid that stimulates the auditory nerve
cochlea
The nerve that carries the message of hearing to the brain
auditory nerve
Name the three main parts of the ear
Outer ear, middle ear, and inner ear.
