Unit 3 Human Body Systems Science Vocabulary Review

An X-Ray will show broken bones.

You have about a billion nerves in your ______________.

Which of the following is NOT part of the brain?

A ___________ is something the body does without thinking about it.

The smaller bones in the spine that are stacked on top of each other are called the _________.

Which of the following is NOT one of the five senses?

If someone jumps out of a closet to scare you, you may _______.

What sends signals from the eye to the brain?

When you try to see something, the ___________ will focus it for you in your eye.

Sound waves will travel down the ear canal and make the ___________ vibrate.

Where two bones come together is called cartilage.

The brain is part of the digestive system.

What does bone marrow do?

The skull is also called the cranium.

Which part of the eye contracts with light?