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Chapter 10 A
Muscular System
19
Anatomy
Undergraduate 1
03/26/2014

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Term
muscular system
Definition
Comprised of about 600 skeletal muscles
Term
myology
Definition
The study of muscles
Term
endomysium
Definition
Areolar connective tissue covering an individual muscle fiber
Term
fascicles
Definition
Bundle of muscle fibers
Term
perimysium
Definition
Connective tissue sheath surrounding an individual fascicle
Term
epimysium
Definition
Connective tissue layer surrounding an individual muscle
Term
deep fascia
Definition
Connective tissue sheet separating adjacent muscles
Term
superficial fascia
Definition
Connective tissue sheet separating muscle and skin
Term
direct (fleshy) attachment
Definition
Muscle attachment to bone in which collagen fibers of the epimysium are continuous with the periosteum
Term
indirect attachment
Definition
Muscle attachment in which the epimysium form a tendon that merges into the periosteum
Term
fusiform muscle
Definition
Muscle that is thick in the middle and tapered at each end
Term
parallel muscle
Definition
Muscle that has a uniform width
Term
convergent muscle
Definition
Muscle that is fan shaped
Term
pennate muscle
Definition
Muscle that is feather-shaped
Term
circular muscle
Definition
Muscle that forms a ring around a body opening
Term
prime mover (agonist)
Definition
Muscle that produces most of the force during a particular joint action
Term
synergist
Definition
Muscle that aids the prime mover
Term
antagonist
Definition
Muscle that opposes the prime mover
Term
fixator
Definition
Muscle that prevents a bone from moving
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