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skeletal vocab.
chapter 27 skeletal system vocabulary
| Question | Answer |
|---|---|
| Outermost layer of the bone, made up of fibrous tissue | periosteum |
| dense,hard layers of bone tissue that lie underneath the periosteum | compact bone |
| contains little spaces like a sponge and is encased in the layers of compact bone | cancellous(spongy) bone |
| membranous lining of the hollow cavity of the bone | endosteum |
| shaft of the long bones | diaphysis |
| end of each long bone | epiphysis |
| material found in the cavities of bones | bone marrow |
| thick, blood-like material found in flat bones and the ends of long bones | red marrow |
| soft, fatty material found in the medullary cavity of long bones | yellow marrow |
| upper jawbone | maxilla |
| lower jawbone | mandible |
| made of bones called vertebrae through which the spinal cord runs | vertebral column |
| first set of seven bones, forming the neck | cervical vertebrae (C1-C7) |
| second set of 12 vertebrae | thoracic vertebrae (T1-T12) |
| third set of 5 larger vertebrae | lumbar vertebrae (L1-L5) |
| next 5 vertebrae that are fused together to form a triangular bone positioned between the hips | sacrum |
| four vertebrae fused together to form the tailbone | coccyx |
| collarbone | clavicle |
| shoulder blade | scapula |
| breastbone | sternum |
| lower portion of the sterum | xiphoid process |
| upper arm bone | humerus |
| lower arm bones | ulna and radius |
| wrist bones | carpal bones |
| hand bones | metacarpal bones |
| finger and toe bones | phalanges |
| made up of three bones fused together | pelvic and hip bones |
| lower,rear portion on which one sits | ischium |
| upper, wing shaped part of each side of the hip | ilium |
| anterior portion of the pelvic bone | pubis |
| large socket in the pelvic bone for the head of the femur | acetabulum |
| upper leg bone | femur |
| lower leg bones | tibia and fibula |
| kneecap | patella |
| ankle bones | tarsal bones |
| heel bone | calcaneous |
| foot bones | metatarsal bones |