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Skeletal System

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alkathryn's version from 2016-06-12 06:10

Section

Question Answer
How many bones in the human body?206
Hematopoiesis definitionFormation of RBCs
Functions of the boneSupport, protect, assist in movement, hematopoiesis, storage
Spongy bone storesbone marrow
Diaphysis is theshaft
Epiphysisends
Metaphysismiddle -- where growth occurs
Where do MDP/HDP go?Osteoblastic activity
Osteoprogenitor cellsStem cells of bone which divide to become osteoblasts
Osteoblastscells responsible for making bone
Osteocytemature bone cells derived from osteoblasts
Osteoclastscells responsible for bone reabsorption
____% of calcium in our body is found in ____99 % bones
___% of phosphorus found in ____85, bones
Hydroxyapatiteboney matrix made up of mineral salts, primarily calcium phosphate and calcium carbonate
Axialskull, spine, ribs, sternum
Most cancers go toaxial skeleton
AppendicularUpper & lower extremities
Skull regionsFacial, cranial, middle ear
How many ribs24
How many pairs of ribs12
Ribs are attached to sternum byhyaline cartilage
True ribs1-7
False ribs8-12
Floating ribs11-12
Sternum akabreast bone
Xiphoid process is a reference forpositioning
Super sternum notch akaJugular notch
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