Skeletal System

• What forms the framework of your body? 


  Skeleton
• How many bones are in the body?

  206
• What are the two types of skeletons?

  Axial and Appendicular
• What are the bones in the axial skeleton


  Skull, backbone, breastbone, ribs
• What is a helmet like figure that protects the brain?

  Cranium
• The other word for backbone?

  Spinal Column
• The Spinal Cord consists of how many bones?

  26
• Another word for breastbone

  Sternum
• What bones are in the appendicular skeleton? 


  Shoulderblades, collarbones, bones of the arms, legs and hips
• Another word for collarbones?

  Clavicle
• Another word for shoulderblades?

  Scapula
• What are the three bones that make up the arm?


  Radius, humerus, ulna
• How many bones does each arm, leg and foot have?

  30
• What connects the backbone and legs?

  hipbones and pelvis
• What are the three bones in the leg?

  Femur, tibia, fibula
• Another word for kneecap?


  patella
• The joint that connects the lower arm to your hand

  gliding joint
• What joints allow bending and straightening movements?

  hinge joints
• What joints allow us to move freely in any direction?

  ball-and-socket joints
• which joint can tilt in many directions but not rotational movement like the ball-and-socket joints?

  saddle joint
• which joint allows limited movement?

  pivot joint
• what functions as a shock absorber?

  cartilage
• what is an oil-like fluid at the end of the bones that lubricate them?


  synovial fluid
• what is made out of very thick and elastic material-- making them tough?

  ligament
• what connects a muscle to a bone

  tendon
• it occurs when too much pressure is put on the joints and the nearby bones and ligament, causing the ligament to stretch too much

  sprain
• it occurs when severe pressure is put on the joints causing the bones to disalign

  dislocation
• it is a high-impact force on the bones, causing it to break

  fracture
• the result of the gradual erosion of the protective layer, "cartilage" between the bones and joints

  arthritis
• weakening and softening of the bones caused by vitamin D deficiency

  rickets
• abnormal curvature of the spine

  scoliosis
• the lack of calcium and phosphorus in the bones

  osteoporosis
• what pulls the bones in various directions?

  ligaments
• what prevents the bones from dislocating

  ligaments
• the largest bone in the body?

  femur