Anatomy & Physiology: The Unity of Form and Function (8th Edition)

Chapter 12

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Responsiveness, or excitability, allows muscle ... more

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Skeletal muscle is the only muscle type under ... more

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In addition to muscle tissue, skeletal muscle has ... more

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Unlike cardiac and smooth muscle, skeletal muscle ... more

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Certain aspects of skeletal muscle cells have ... more

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Many myofilaments are bundled together to form a ... more

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There are many proteins found within myofibrils. ... more

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; The A band describes the area in which thick ... more

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The transverse tubule (T-tubule) system carries ... more

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A motor unit used for strength over precision ... more

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An axon terminal is capable of releasing ... more

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Acetylcholine (ACh) is a neurotransmitter (NT) ... more

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Resting membrane potential (RMP) in neurons and ... more

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Resting membrane potential (RMP) is approximately... more

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Myosin and troponin change shape in the process of... more

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When acetylcholine (ACh) binds to an ACh receptor... more

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Troponin is a protein that undergoes a ... more

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Adenosine triphosphate (ATP) allows myosin heads ... more

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Contracted muscle cells must relax and there must ... more

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Muscle fatigue causes drops in twitch strength.The... more

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Tetanus is allows muscle contraction strength to ... more

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Human bodies use their back muscles to help ... more

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Riding a bicycle would produce both isotonic ... more

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The gluteus maximus must maintain tension but also... more

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The gluteus maximus must maintain tension but also... more

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Muscles can lengthen while maintaining tension ... more

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When an individual gains muscle mass through ... more

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Myokinase and creatine kinase transform adenosine ... more

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When exercise has just begun, the cardiovascular (... more

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Muscle fatigue, or the loss of contractility from ... more

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Oxygen is used to restore creatine phosphate ... more

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Slow oxidative fibers (SO) are found in greater ... more

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Ca2+ channel blockers would prevent Ca2+ from ... more

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Intercalated discs (IDs) are the junctions found ... more

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Long lasting twitches in cardiac muscle fibers ... more

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Single-unit smooth muscle cells have gap junctions... more

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Whereas skeletal muscle uses Ca2+ from its ... more

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The stress-relaxation response in smooth muscle ... more

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Recruitment causes smaller motor units to be ... more

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Myofibrils are bundles of contractile proteins ... more

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Z-discs separate one sarcomere from the next and ... more

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Ca2+ is stored inside the sarcoplasmic reticulum (... more

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Actin is found within myofibrils and is the thin ... more

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The sarcoplasmic reticulum (SR) serves as an ... more

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Acetylcholine (ACh) is a lipophobic ... more

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Smooth muscle cell latch-bridges allow for myosin ... more

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Increases in Vo2max correlate to increased ... more

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Slow oxidative muscle fibers are aerobic, and ... more

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threshold ; A threshold stimulus is the least ... more

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oxidative ; Slow oxidative muscle fibers are also ... more

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Terminal cisterns ; T tubules are bounded by ... more

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myosin ; Of the two myofilaments that are found in... more

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acetylcholine ; The neurotransmitter acetylcholine... more

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myoglobin ; Similar to hemoglobin, myoglobin is a ... more

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Z-discs ; In smooth muscle, the thin actin ... more

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norepinephrine and acetylcholine ; Swellings found... more

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muscle tone ; Muscles are neither fully relaxed ... more

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Isometric contraction ; In an isometric ... more

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Meaning: weaknessTerm: myasthenia gravis ; ... more

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Meaning: self, same, or self-actingTerm: ... more

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Meaning: abnormal or impairedTerm: dysplasia ; An ... more

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Meaning: equal or uniformTerm: isometric ; An ... more

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Meaning: measure or lengthTerm: isometric ; The ... more

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Meaning: muscleTerm: myoglobin ; The word fragment... more

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Meaning: flesh, shapeTerm: sarcomere ; A sarcomere... more

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Meaning: templesTerm: Temporalis  ; Temporo- is ... more

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Meaning: tone or pressureTerm: isotonic ; Isotonic... more

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Meaning: nurture or growthTerm: atrophy ; Atrophy ... more

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One motor neuron can stimulate multiple muscle ... more

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Cardiac muscle does not require nervous system ... more

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Fast-twitch muscle fibers are more susceptible to ... more

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Thin filaments anchor to Z-discs found within the ... more

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Muscle contraction causes sarcomeres to shorten... more

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All muscle types - skeletal, cardiac, and smooth... more

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Incomplete tetanus of muscle tissue allows a ... more

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ATP is required during both excitation and ... more

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Blood glucose and stored glycogen provide energy ... more

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Smooth muscle is controlled by the autonomic ... more

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ATP is required to bind to the myosin head in ... more

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The lens and pupil respond to signals from the ... more

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Skeletal muscles create body movement by pulling ... more

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The H and I bands narrow and the A band does not ... more

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