Soc 12 & 13 - Skeletal System, Joints, Ligaments and Tendons Flashcards
What is the name of the skull
Cranium
What is the name of the toe
Phalanges
What are the two bones in the bottom of the leg
Fibula (outer)
Tibula (inner)
What are the three bones in the hand
Carpals (highest)
Metacarpals (middle)
Phalanges (lowest)
What are the two bones in the lower part of the arm
Ulna (inner)
Radius (outer)
The large bone in the upper part of the leg
Femar
What is the name of the neck
Vertebrae
Name the 5 parts of the spinal cord (top to bottom)
Cervical (7)
Thoracic ( 12)
Lumbar (5)
Sacrum (5, fused)
Coccyx ( 4, fused)
What protects the heart and lungs
The ribs / rib cage
Middle part of the chest
Sternum
What is the upper part of the arm
Humerous
Name the 4 types of joints (with examples)
Pivot joint - allows the bones to rotate
Hinge joint - allows the bones to move backwards and forwards like a door
Ball and socket joint - has a full rotation for example a wrist
Condyloid joints - rests at the end of the bone rather than inside the bone
Name the 8 movements (with examples)
Flexion - someone doing curls in the gym and lifting there arm up
Extension - a swimmer swing there arms back in a dive race
Adduction - a golfer on the tee swings the club towards the ball
Abduction - a gymnast moving there arms outwards
Rotation - a tennis players serve
Circumduction - a cricketer bowls a ball
Dorsi - flexion - a sprinter postions there feet in the starting blocks
Plantar - flexion - a floor gymanst points their toes
5 functions of the skeletal system
Protect vital organs
Muscle attchment
Joints for movement
Storing calcium and phsphurus
Red and white blood cell protection
Cartilage
A firm, connective tissue
