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Trail Guide To Movement, Muscles Part 1 And 2: Questions With Solutions
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Trail Guide To Movement, Muscles Part 1 And 2: Questions With Solutions
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Trail Guide To Movement, Muscles Part 1 And 2:Questions With Solutions
4 Properties of muscle tissue Right Ans - excitability, contractility, elasticity,
extensibility
definition of excitability Right Ans - ability to respond to a stimuli
definition of contractility Right Ans - ability to shorten
definition of elasticity Right Ans - ability to stretch or shorten and return to
its original length
definition of extensibility Right Ans - ability to be stretched without
damage
body movement, maintenance of posture, temperature regulation, and assist
with circulation Right Ans - 4 functions of skeletal muscles
endomysium, perimysium, epimysium Right Ans - 3 concentric connective
tissue layers around muscle fibers
the three types of muscle tissue found in the body are... Right Ans - skeletal,
smooth and cardiac
skeletal muscle Right Ans - long cylindrical fibers, multinucleated,
striations, voluntary
cardiac muscle Right Ans - branched, striations, involuntary, connected by
intercalated discs
smooth muscle tissue Right Ans - no striations, multi-nucleated, fusiform
shaped, involuntary
endomysium Right Ans - surrounds and insulates each muscle fiber
perimysium Right Ans - surrounds fascicles & contains blood vessels and
nerves
, epimysium Right Ans - connective tissue that surrounds the whole skeletal
muscle
muscle, fascicles, muscle fibers, myofibril, myofilaments Right Ans - 5 level
of organization for skeletal muscles
tendons Right Ans - attach muscles to bone, skin or other muscles
damage to a muscle or tendon is called a... Right Ans - strain
aponeurosis Right Ans - thin, flattened sheet like tendon
origin Right Ans - less mobile attachment of muscle
insertion Right Ans - more mobile attachment of muscle
sarcolemma Right Ans - plasma membrane of muscle fiber that regulates
entry and exit of materials
sarcoplasm Right Ans - cytoplasm of muscle fiber and site of metabolic
processes
sarcoplasmic reticulum Right Ans - smooth endoplasmic reticulum in
muscle fibers that stores calcium ions for muscle contraction
transverse tubule (T-tubule) Right Ans - tubular extensions of sarcolemma
that transport muscle impulse from sarcolemma throughout entire muscle
fiber
myofibrils Right Ans - organized bundles of myofilaments, as long as
muscle fiber itself, and responsible for muscle contraction
mitochondria Right Ans - produces ATP, the source of energy for cell
activities
thick filaments Right Ans - protein myofilament composed of myosin
thin filaments Right Ans - protein myofilament composed of actin,
troponin, and tropomyosin
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