The skeletal system

12345
Across
  1. 4. All the bones join up to form a framework called the ________.
  2. 5. The __________ performs the important job of sending and receiving signals to and from the brain.
Down
  1. 1. The joints that do not move (for eg. the skull) are called as _______ joints.
  2. 2. The way we keep our body while standing or sitting is called ________.
  3. 3. The longest and strongest bone of the body is called the _________.