Available Answers

1. 1.

   Multiple choice questions:

   1. Rib cage protects our:
      1. lungs and heart
      2. brain
      3. spinal cord
      4. stomach and liver
   2. The longest bone of the body is:
      1. ulna
      2. femur
      3. radius
      4. stirrup
   3. The joint found in the shoulder:
      1. the ball and socket joint 
      2.   gliding joint
      3. hinge joint
      4. pivot joint
   4. Muscles work in pairs by:
      1. contraction only
      2. expansion and contraction
      3. expansion only
      4. neither expansion nor contraction
   5. The joints of skulls are:
      1. fixed
      2. movable
      3. gliding
      4. hinge
2. 2.

   What is the rib cage made up of?
3. 3.

   What is the disadvantage of having a backbone made up of one long bone?
4. 4.

   List the functions of the skeleton in our body.
5. 5.

   What do you mean by a joint?
6. 6.

   Name the different kinds of movable joints in your body.