CKLA Unit 3 Skeletal System review Lesson 4

What is the outer part of a bone made of?

• blood

• muscle

• calcium

• seashells

What is on the inside of bones?

• calcium

• bone marrow

• oxygen

• soft tissue

The important job of the bone marrow cells is to

_________ carry oxygen all around the body.

• Bone marrow cells

• White blood cells

• Red blood cells

• Soft tissues

How are a seashell and a bone alike?

• They are both made of calcium.

• They both produce bone marrow.

• The both produce red blood cells.

• They both need exercise.

What is the name of the longest bone in your body?

• fibula

• tibia

• femur

• scapula

How can doctors find out if your bone is broken?

How long did it take for the boy's arm in the story to heal?

Choose two (2) things that happen if you break a bone.

• The doctor will put a cast on.

• The doctor will check for an infection.

• The doctor will send you home to rest.

• The doctor will put the bone back in place.

Cells are the tiniest living part of the human body.

• true

• false