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adv pos skeletal rev
advanced positioning basic skeletal review
Question | Answer |
---|---|
How many bones are in the appendicular skeleton? | 126 |
Which skeleton is the scapula part of? | appendicular |
Which skeleton is the clavicle part of? | appendicular |
Name the skeletal areas making up the axial skeleton | skull, vertebral column, sternum and ribs |
How many bones are in the axial skeleton? | 80 |
What are the functions of bones? | muscle attachment, movement, protection, frame, storage and RBC/WBC production |
What type of marrow is found in the trabeculae of spongy bone? | red and yellow |
Flat bones house what kind of marrow? | red |
Long bones house what kind of marrow? | yellow |
Medullary cavity | central cavity of a long bone |
Periosteum | tough fibrous membrane covering bone |
Name the tissue lining the medullary cavity | endosteum |
Ossification | development and formation of bones |
During what stage of life do bones begin to develop? | 2nd month of embryonic life |
Primary ossification | irregular and short bone growth and diaphysis growth in utero |
Secondary ossification | bone growth at epiphyses after birth |
At what age to the epiphyseal plates completely ossify? | 21 |
What type of marrow is found in short bones? | red |
Examples of flat bones are the: | cranial bones, scapulae, and sternum |
Purposes of flat bones: | protection and muscle attachment |
Examples of irregular bones: | vertebrae, facial bones and pelvis |
Sesamoid bones develop where? | in tendons |
Function of a sesamoid? | protect sesamoid from excessive wear |