1. The human skeleton had 3 main functions, support, movement and .

2. What is the correct name for the knee cap?

3. Which of the following minerals make up the hardness of bones?

    sodium phosphate

    sodium nitrate

    calcium phosphate

    calcium nitrate

4. The shoulder is a good example of a hinge joint.

    True

    False

5. What holds the bones together at a joint?

6. To straighten the arm the muscle contracts.

7. What cushions the ends of bones at a joint?

8. What is the correct naem for the collar bone?

    scapula

    clavicle

    sternum

    femur

9. A attaches a muscle to a bone.

10. How many planes does a hinge joint move in?

    0

    1

    2

    3