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A&P chapter 7 muscular system
Terms in this set (49)
a cord-like structure that attaches a muscle to bone
a bundle of muscle fibers
a connective tissue layer surrounding muscle fiber bundles
muscle under voluntary control
the only muscle type that does not have visible striations
an involuntary muscle containing intercalated disks
the innermost layer of the deep fascia that surrounds the entire muscle
the connective tissue membrane surrounding individual muscle cells
substance released into the synaptic cleft
the immediate source of energy for muscle contraction
binds to troponin when muscle contracts
used to detach the myosin head
pumped back into the ER when muscle relaxes
cause an action potential when it binds the motor end plate
a compound similar to ATP that can be used to generate ATP
a polysaccharide that can be used to generate glucose
a compound that stores oxygen within muscle cells
a muscle acting as a helper to accomplish a particular movement
the muscle attachment joined to the more moveable part
the muscle attachment joined to the less moveable part
the muscle that produces a given movement
a muscle that relaxes during a given movement
a contraction in which the muscle shortens but muscle tension remains the same
a contraction in which muscle tension increases but muscle length is unchanged
a large muscle of the middle and lower back that inserts in the humerus and extends the arm at the shoulder behind the back
the muscle in the pelvic floor that aids in defecation
a muscle on the front of the arm that flexes the elbow and supinates the hand
the large muscle on the back of the arm that extends the elbow
a chest muscle inferior to the axilla that moves the scapula forward
a deep muscle that extends the vertebral column
muscles between the ribs that can enlarge the thoracic cavity
is is involuntary
which of the following statements is NOT true of skeletal muscle
when muscles and bones act together in the body as a lever system, what is the pivot point or fulcrum of the system?
extend the leg
which of the following is an action of the quadriceps femoris?
which of the following is NOT a muscle of the hamstring group?
what is the name of the connective tissue layer around individual muscle fibers?
where does ATP attache during muscle contraction?
atp generation from fatty acids
which of the following processes require oxygen?
which of these terms describes a broad tendon sheet?
THIS SET IS OFTEN IN FOLDERS WITH...
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