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10 terms

ap chapters 10 & 11 vocab

ap chapters 10 & 11 vocab
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aponeurosis
(white line)

a fibrous or membranous sheetlike tendon. attaching muscle to muscle
atrophy
decrease in muscle size
don't use muscles and they shrink & go away (don't use it, lose it)
fatigue
..
hypertrophy
- increase in muscle size
- increase in myofibrils (by building myofilaments)
- increase in strength due to better coordination of muscles. increase in production of metabolic enzymes, better circulation (adds blood vessels), less restriction by fat
insertion
muscle on the bone that is going to move
origin
muscle on the bone that doesn't move
paralysis
..
posture
ability to hold body upright
tendon
attaches muscle to bone (dense connective tissue)
Tone
..