Health Sciences 2300A/B Lecture Notes - Nasal Concha, Ethmoid Bone, Inferior Orbital Fissure
28 Feb 2013
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Document Summary
2 shades of bone- axial skeleton (blue), arm limbs make up the appendicular skeleton. Hip girdle is less mobile than the shoulder girdle. Bones are not dead tissue very much alive. Different risk for males and females for bone with regards to bone density. Females reach about 80% of what males do, 80% more than enough and good. Graphs are similar until around 50- menopause occurs and lack of estrogen required to increase bone density is lost. If you start around 20-30 exercising an proper diet to attain very high levels of bone density, the eventual fall will start from a higher level, may only fall down to 60% Normal group don"t really fall to a high risk area - exercising and proper diet. If at the time of menopause you introduce exercise and proper diet you can move into simply low risk an not the normal high risk. Muscle attachment sites- allow us to be mobile.
