skeletal, cardiac, smooth correct answers what are the different types of muscle?
cardiac, smooth correct answers which muscle types are involuntary?
ans correct answers the cardiac and smooth muscle types are regulated by ...
skeletal correct answers which muscle types are voluntary?
c...
KINE 433 Exam 2 || All Answers Are Correct 100%.
skeletal, cardiac, smooth correct answers what are the different types of muscle?
cardiac, smooth correct answers which muscle types are involuntary?
ans correct answers the cardiac and smooth muscle types are regulated by ...
skeletal correct answers which muscle types are voluntary?
cns correct answers the skeletal muscle type is regulated by ...
tendon correct answers connects muscle to bone
epimysium correct answers connective tissue that surrounds entire muscle
endomysium correct answers connective tissue around individual muscle fibers
perimysium correct answers connective tissue around bundles of muscle fibers
fasciculus correct answers bundle of muscle fibers
muscle fibers correct answers muscle is composed of many ... ...
contractive, metabolic correct answers muscle fibers vary in ... and ... properties
mitochondria correct answers atp production
myofibril correct answers contractile element composed of actin and myosin
plasmalemma correct answers membrane surrounding a muscle fiber and conducts action potential
sarcoplasm correct answers intracellular fluid containing glycogen and myoglobin
transverse tubules correct answers extensions of plasmalemma that transmits action potential to individual myofibrils
sarcoplasmic reticulum correct answers stores calcium
10-120 correct answers muscle fibers range in diameter from ...-... (mu)m
multinucleated correct answers muscle fibers are ...
sarcomere correct answers functional unit of a myofibril myosin correct answers the thick filaments of a sarcomere are composed of ...
actin, tropomyosin, troponin correct answers the thin filaments of a sarcomere are composed of what 3 things?
central command correct answers how is contraction initiated?
brain (motor cortex) correct answers the intent to exercise arises in ... (... ...)
muscle, cardiovascular system, respiratory system correct answers central command activates what 3 things simultaneously?
alpha motor neuron correct answers carries action potentials from cns to muscle fibers
motor unit correct answers an alpha motor neuron plus all muscle fibers it innervates
excitation contraction coupling correct answers how does a motor unit lead to contraction?
central command, neuromuscular junction, nicotinic receptor, t-tubule, sarcoplasmic reticulum, troponin, myosin head correct answers what are the 7 steps in excitation contraction coupling?
brain, ach, nicotinic, t-tubules, sarcoplasmic reticulum, calcium, troponin, active sites, actin, tilts correct answers excitation contraction coupling: action potential starts in ... which signals the alpha motor neuron to release ... which binds to ... receptors and sends the action potential down ... to ... ... which releases ... which then binds ... and pulls tropomyosin off ... ... so the myosin head binds ... and ...
low, blocked, not bound correct answers when muscle is relaxed intracellular calcium is ..., the active site is ... and myosin ... ... to actin
sarcoplasmic reticulum, troponin, exposed, attaches correct answers when muscle is contracting calcium is released from ... ... and binds to ..., the active site is ... and myosin head ...
tilts, power stroke, atp, detach correct answers when muscle is fully contracted the myosin head ... (... ...) and ... binds to myosin head which causes it to ...
central command removed, ach degrades, calcium back to sarcoplasmic reticulum correct answers what 3 things causes contraction to stop?
type 1 correct answers muscle fiber type: high mitochondrial and capillary density
type 2a correct answers muscle fiber type: intermediate mitochondrial and capillary density
type 2x correct answers muscle fiber type: low mitochondrial and capillary density
type 1 correct answers slow oxidative
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