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21 Cards in this Set

  • Front
  • Back
Musculoskeletal system
provides stability and ability to move by using the muscles and bones of the body
cardiac muscle
involuntary
skeletal muscle
voluntary, multi-nucleated and striated
smooth muscle
involuntary; spindle like
how many skeletal muscles
about 980
two jobs of the skeletal system
movement, controlled by tendons

body heat [shivering]
red fibers
slow twitch, areobic metabolism... slow atp production
write fibers
powerful short twitch, quick atp production, more likely to accumalate latic acid
actin
small protein fillaments
myosin
large protein fillaments
myofibrills
bundles of fillaments that run from one end of the cell to another
myogenic
stimulates its own contractions
exoskeleton
outside skeleton, supports less weight. ex arthropods, shellfish and insects
endoeksleton
bones, cartilidge
hydrostatic
jelly fish
Haematopoiesis
production of blood cells in the bone
ossify
mineralize
calcification
deposit of calcium in the bones
tendon
muscle to bone
ligament
bone to bone
joint
the point where one bone meets another