Skeletal System

Cards (10)

  • functions of the skeleton:
    • movement
    • protection
    • shape
    • support
    • mineral storage
    • blood cell production
  • 2 hinge joints are elbow and knee
  • flexion and extension happen at hinge joints
  • 2 ball and socket joints are shoulder and hip
  • flexion extension abduction adduction rotation and circumduction all occur at ball and socket joints
  • a synovial joint is freely moveable where two bones meet
  • ligament joins bone to bone
  • tendons join muscle to bone
  • cartilage reduces friction between two bones
  • long term benefits of exercise on the skeletal system:
    • increased bone mass density
    • reduced chance of osteoporosis