Skeletal System

How many bones are in the human body?

• 602

• 206

• 202

What is the longest bone in the body?

• ulna

• femur

• stirrup

What is the smallest bone in the body?

• ulna

• radius

• stirrup

Babies are born with about _________ bones before they fuse together.

• 500

• 400

• 300

Bones are strong but they are ____________________.

• breakable

• never break

Bones continue to grow until you reach the age of __________.

• 30

• 25

• 40

What will keep your bones in fine shape?

• eating the right nutrients and and exercise

• There is no way to keep them in shape.

• Just exercise, nothing else.

What is the function of the skeletal system?

• help with the process of inhaling and exhaling

• process the foods that you eat

• protect your bones and support your body

The __________ protects the brain and helps keep you alive.

• ulna

• skull

• sternum

• radius

The __________ supports your body. It is also called the backbone.

• ulna

• skull

• spine

• radius