skeletal system

• What are some functions of the skeletons?

  Protection of organs

  Muscle attachment

  Joints for movement

  blood cell production

  Mineral storage
• What bone is used in most movement?

  Long bone

  It has the greatest range of movement.
• What are some examples of long bones?

  Phalanges, Tibia, Femur
• What bones are used to grip things?

  Short bones, enables balance and perform fine movement
• Examples of short bones

  Tarsals , carpals
• What do flat bones do?

  Important for protection

  Larger muscles attach to these.
• What do irregular bones do?

  no set shape , assist functioning
• Examples of flat bones

  Pelvis

  cranium

  ribs
• Examples of irregular bones

  Patella

  Verterbrae
• TYpes of joints?

  Pivot

  Ball and socket

  Hinge

  Condyloid
• Function of pivot joint

  Seen at atlas/axis at the top of the neck
• Function of ball and socket joint

  Seen at hip and shoulder
• Function of hinge joint

  Seen at elbow, knee and ankle
• Function of condyloid joint

  seen at wrist
• Abduction

  Limb has moved away from the midline of the body at a ball or socket/condyloid joint
• Adduction

  Limbs moving towards the midline of the body. ball or socket/codyloid
• Rotation

  a twisting/turning action around a pivot joint around the long axis
• Circumduction

  A combination of flexion, extension, adduction and abduction.
• the role of ligaments

  to stabilize joints and prevent dislocation and attach bone to bone