The Human Body Systems

T/F... you can still breathe/live with one lung.

What type of muscle is the heart?

______ is when your muscles move rapidly in tiny shakes to produce heat.

What is the outer layer of your skin called?

What is the average body temperature?

Name the job of the skin.

T/F...when you get older you gain more taste buds.

T/F... There are less than 500 muscles in your body.

____sends messages from the brain to all other parts of the body to control our movements.

_________ actions happen without us thinking of it.

Between each chamber are _____ that open and close to let blood out.

T/F...Your blood vessels located under the skin move the blood to and from your heart.

What is the muscles main job?

Which blood cells protect you from germs or illnesses?

T/F...it takes 16 muscles to smile.

T/F...Americans eat about 700 million pounds of peanut butter a year.

What is the largest muscle in your body?

T/F...the lungs are the same size.

T/F... Valves keep the blood going back the way it came.

T/F...your brain controls most of your muscles.

T/F...a chemical reaction starts in your mouth before you chew your food.

Your heart beats ______ times an hour.

T/F...The small intestine is much smaller than the large intestine.

What do sensory nerves do?

What are the four chambers of your heart called?

T/F...the pancreas makes a fluid filled with salt & enzymes to break down sugar and protein.

____controls learning, thinking, and feeling.

What is a healthy blood pressure ?

What is plasma?

What is the real name for the windpipe?

What is the second part of the digestive system?

Air passes through the nose to the air sacs, otherwise known as the __________.

Nerves allow us to...

Where are the smooth muscles located?

_____ are bumps in your small intestine that stick out so food can be soaked up.