Ch. 4: The Human Body

The _____________ is a baglike organ with walls of smooth muscle.

The bundle of nerve tissue that runs through your backbone to your brain is called:

The middle layer of skin that makes you "waterproof" is called:

Bones support your body, give it shape, help you move, and protect your organs.

The mouth, esophagus, stomach, & small intestine make up the __________________ system.

Which systems work together to provide the body's cells with nutrients?

Where is digestion completed?

What structures connect bones to other bones?

The types of tissue are skin tissue, muscle tissue, nerve tissue, and __________ tissue.

_______________ helps soften food.

What is the control center of your nervous system?

An organ is made up of many different kinds of tissue.

Your bones and ligaments are ____________________ tissue.

Where are blood cells made?

What is the body's largest organ?

Which type of muscle make up the walls of the heart?

What type of joint bends and straightens the knee?

Which muscle is NOT found in the leg?

Which two organs run parallel to each other?

_________________ are the body's building blocks.

Your body is made up of _____ types of tissues.

Which muscle is NOT found in the arm?

A blood vessel that carries blood TO the heart is a ____________________.

What type of muscles work in pairs to move bones back and forth?

What structures connect muscles to bones?