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Skelton Ch. 6
skeletal system
| Question | Answer |
|---|---|
| What cartilage acts as an shock absorber between bones and joints | Articular Cartilage |
| Hard bone dissolves creating | Spongy bone |
| Baby's soft spot | Fontanel |
| Another name for a long bone shaft | Diaphysis |
| Filled with yellow bone marrow made mostly of fat | Medullary Canal |
| Cells that deposit new bone | Osteoblasts |
| Cells that secrete enzymes | Osteoclasts |
| Tough fibrous tissue containing blood vessels, lymph vessels and nerves | Periosteum |
| Eighth week of embryonic development | Ossification |
| Average growth continues to about_____ in females | 18 years |
| Average growth continues to about _____ in males | 20 or 21 years |
| End of the bone | Epiphysis |
| How many bones are in the skull | 22 |
| How many are on the cranium | 8 |
| How many indivdual bonesin the skeletal system | 206 |
| The longest and strongest bone in the body | Femur |
| A wedge shaped bone | Sacrum |
| Cervical vertebrae is located in the | Atlas |
| Tailbone | Coccyx |
| Finger bones | Phalanges |
| Collar bone | Clavicle |
| Upper arm bone | Humerus |
| Bone running the side of thumb | Radius |
| Bone running the side far side of arm | Ulna |
| Wrist bone | Carpals |
| Shoulder bones | Scapulae |
| Three ribs | true rib, false rib and floating rib |
| Ankle | Tarsal |
| Kneecap | Patella |
| Partially moveable joints | Amphiarthroses |
| Immovable joints by tough, fibrous conective tissues | Synarthroses |
| Palmer surface | Metacarpals |
| Upper extremities including shoulder, arms, wrists and hands | Appendicular Skeleton |
| Skull, Spinal column, ribs, sternum and hyoid bone | Axial Skeleton |