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Details

organization of skeletal muscle
skeletal muscle cells and their packaging into muscles
12
Anatomy
Undergraduate 1
02/03/2010

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Cards

Term
epimysium
Definition
connective tissue ensheathing a bundle of muscle cells
Term
fascicle
Definition
bundle of muscle cells
Term
sarcomere
Definition
contractile unit of muscle
Term
fiber
Definition
a muscle cell
Term
endomysium
Definition
thin recticular connective tissue surrounding each muscle cell
Term
sarcolemma
Definition
plasma membrane of the muscle fiber
Term
fascicle
Definition
a long filamentous organelle with a bandedappearance found within muscle cells
Term
myofibril
Definition
actin-or myosin-containing structure
Term
tendon
Definition
cord of collagen fibers that attaches a muscle to a muscle or bone
Term
list three reasons why the connective tissue wrappings of skeletal muscle are important.
Definition

1) Provide a route for entry and exit of nerves and blood vessels that serve the muscle fibers.

2) provide strength to muscle as a whole

3) support and bind muscle fibers

Term
How does aponeurosis differ from a tendon structurally?
Definition
Tendons are cord-like, whereas aponeurosis are sheet like.
Term
How are aponeurosis functionally similar to a tendon?
Definition
They are similar because they both connect to a muscle.
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