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?

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

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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