The Skeleton System

How many bones are there in the human body?

• 106
• 406
• 260
• 206

The _____ protects the brain, inner ears, and eyes.

• brain
• skull
• bones
• ribs

What do your bones protect?

• organs
• skin
• muscles
• feelings

What bones protect your heart and lungs?

• pelvis and spine
• brain and spine
• ribs and sternum
• ribs and pelvis

What are the three jobs of your bones?

• movement, shape, joints

• movement, shape, protection

• shape, digestion and breathing

• movement, digestion and breathing

What bone is in this picture? 

• skull
• arm
• clavicle
• femur

Tags

NGSS.MS-LS4-2

This is a picture of what? (choose the answer that is most complete)

• robot
• skeleton
• ulna
• vertebrate

The bones in your back (spine) are made up of what?

• fingers

• phalanges

• vertebrate

• toes

Where is the smallest bone in your body?

• hand
• spine
• ear
• pinky toe

True or False: Babies have less bones than adults do when they are born.

• TRUE

• FALSE