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Bio 110: Chp. 7
Terms in this set (28)
What surrounds a muscle fiber?
What surrounds a skeletal muscle?
What surrounds a fascicle?
Myofibrils are bundles of...
The sliding filament theory of muscle contraction describes
how a sarcomere shortens
What two things come together at a neuromuscular junction?
Muscle fiber and Neuron
After acetylcholine is released from the axon terminal, it
binds to its receptors in the sarcolemma
Which protein is found in myofilaments containing the cross bridges?
What does calcium do during muscle contraction?
Binds to troponin
What event occurs during a muscle contraction?
The H zone decreases in size
What is the fastest way to supply energy to muscle fibers?
Creatine phosphate breakdown
Of the three sources of energy in muscle cells, which occurs in mitochondria?
What is latent period?
The period between stimulation and contraction
A low level of muscle contraction that maintains posture is called
The biceps brachii and triceps brachii in the upper arm
What muscle is NOT used for smiling?
What structure is NOT involved with swallowing?
What is used to flex the neck and turn the head laterally?
What muscle flexes and adducts the arm?
What muscle will extend and adduct the arm for swimming or climbing rope?
What muscle is NOT a rotator cuff muscle?
What muscle extends the thigh?
What is helpful on keeping a rider on a horse?
What major thigh flexor keeps the trunk from falling backwards when erect?
What is NOT part of the quadriceps femoris?
What is NOT part of the hamstring group?
What muscle allows you to stand on your tiptoes?
What will the tibialis anterior do to the foot?
Dorsiflex and Invert
THIS SET IS OFTEN IN FOLDERS WITH...
Bio 110: Chp. 19
Bio 110: Chp. 2
Bio 110: Chp. 4
Bio 110: Chp. 3
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