Body at Work

The largest organ in your body is the _____________.

• heart

• kidneys

• lungs

• skin

The kidneys main function is to _____________.

• send blood to the heart

• clean the blood

• sends a signal to the brain

• stores urine

What is the name of the system that keeps blood pumping through your body?

Breathing in is called....

How many body systems are there in the human body?

• 12

• 10

• 11

• 13

What is the purpose of saliva?

• To tell when you are hungry.

• To help with spicy food.

• To change starch into sugar.

• To help the nutrients travel to the cells.

Tags

NGSS.MS-LS1-7

How many bones are in an adult human body?

Where are most bones located?

• hands and feet

• teeth and toes

• spine and ribs

• arms and legs

What type of cells help when you get sick?

• red

• germs

• oxygen

• white

The lungs help to get _______ ______ out of your system.

• carbon dioxide

• clean oxygen

• blood cells

• stored energy