FASCICLE ARRANGEMENT AND COORDINATION

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1
these are bundles of muscle fibers
fascicles
2
does the arrangement of fascicles determine the power and range of motion?
yes
3
the longer the fibers = _______ ROM, ______ power
greater, less
4
the more fibers per cross section = ________ power, ______ ROM
greater, less
5
what are the types of fascicle arrangements
parallel, fusiform, circular, triangular, pennate
6
type of fascicle arrangement that runs parallel to the muscles long axis and has fewer fascicle, long fibers
parallel
7
a type of fascicle arrangement that is nearly parallel, but muscle tapers at the both ends
fusiform
8
the fibers of a fusiform muscle is _____ on the belly, _____ near the tendons
longer; taper
9
the ROM of a fusiform muscle is _______ than power, but stronger than pure parallel
greater
10
a type of fascicle arrangemnet that ia arranged concentrically around an opening
circular
11
this are also known as sphincters
circular
12
what is the arrangement of a circular muscle?
concentrically or circular
13
a type of fascicle arrangement that the broad area of a fascicle converges at a single tendon and it allows versatile direction of pull
triangular
14
a type of fascicle arrangement that its short fascicles are attached obliquely to the tendon
pennate
15
what are the types of pennate muscle
unipennate, bipennate, multipennate
16
this is the main muscle that causes the movement (prime mover)
  • agonist
  • antagonist
  • synergist
  • fixators
17
this opposes the action of the prime mover, it either relaxes or stretches
  • agonist
  • antagonist
  • synergist
  • fixators
18
this is the muscle that assist the agonist muscle
  • agonist
  • antagonist
  • synergist
  • fixators
19
what are the fx of a synergist muscle?
stablizes intermediate joints; prevents unwanted movements
20
the muscle that stablizes the origin of the agonist muscle and it allows the muscle to act more efficiently
  • agonist
  • atagonist
  • synergist
  • fixators
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