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The Skeleton

Revision of the Skeletal System chapter

QuestionAnswer
List three functions of the skeleton. Movement, Support and Protection
Name the bone in the upper arm. Humerus
Name the two bones in the lower arm. Radius and Ulna
Name the bone in the upper leg. Femur
Name the two bones in the lower leg. Tibia and Fibula
Name the bone that runs from the base of the skull to the shoulder. Collar Bone
Give an example of a fused (fixed) joint. Skull
What mineral makes up the inorganic part of bone? Calcium
Which bones protect the heart and lungs and other vital organs? Ribs or Rib Cage
Name the two types of freely-moving joints. Hinge and Ball & Socket
Give an example of a hinge joint. Knee or Elbow
Give an example of a ball and socket joint. Shoulder or Pelvis
What is the function of muscles and joints? To allow movement
What are antagonistic muscles? Muscles that work together, but in opposite directions, to move a bone.
Give an example of antagonistic muscles. Biceps and Triceps
Name the fibres that connect bones to other bones. Ligaments
Name the fibres that connect muscle to bone. Tendons
Name the fluid that acts as a shock absorber in joints. Synovial Fluid
Name the substance that covers the end of bones to prevent them rubbing against each other. Cartilage
Created by: joeykenn
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