Anatomy & Physiology: An Integrative Approach (4th Edition)

Chapter 10

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Skeletal muscles play an important role in:... more

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Contractility is the ability of the muscles to ... more

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Muscle is a broader classification, which is ... more

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The epimysium covers the skeletal muscle; the ... more

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; A sarcomere is an arrangement of myofilaments(... more

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The descending order of anatomic structures in ... more

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A motor unit is composed of a single motor neuron ... more

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; A neuromuscular junction is the site where the ... more

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Sodium ions (Na+ ) are present in higher ... more

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Binding of Ca2+ (calcium ions) to the membrane ... more

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The processes of excitation of skeletal muscle ... more

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Three steps are included in the excitation-... more

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Calcium ions (Ca2+) play an important role in ... more

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The four processes involved in the cross-bridge ... more

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The binding of ATP (adenosine triphosphate) with ... more

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Acetylcholinesterase hydrolyzes the acetylcholine ... more

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The absence of ATP (adenosine triphosphate) ... more

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High levels of creatine kinase in the blood may be... more

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Creatine phosphate is used to provide additional ... more

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ATP (adenosine triphosphate) is made available ... more

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Oxygen debt is the extra oxygen that is required ... more

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The fast-twitch fibers contain a fast genetic ... more

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Type I fibers or slow oxidative fibers The high ... more

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Type I fibers or slow oxidative fibers ; The ... more

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The duration of a muscle twitch in an extrinsic ... more

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Latent period: During this phase, calcium ions ... more

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Recruitment is defined as the escalation in the ... more

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During a wave summation, the skeletal muscle is ... more

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Skeletal muscle tone plays the following important... more

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The flexing of the biceps brachii during bicep ... more

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The force of contraction produced in the back ... more

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Muscle fatigue can be caused during the three ... more

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Following changes occur when hypertrophy of muscle... more

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Aging causes the following changes in skeletal ... more

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The skeletal muscle cells are long, unbranched, ... more

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Myofibrils are long, cylindrical structures that ... more

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Sarcoplasmic reticulum contains terminal cisternae... more

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ACh (acetylcholine) receptors are gated ion ... more

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A muscle is attached to a bone by means of a ... more

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T-tubules or transverse tubules transmit the ... more

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H-zone consists of only thick filaments. This zone... more

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The myofibrils lengthen during eccentric ... more

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ACh (acetylcholine) receptors close during muscle ... more

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Amino acids are utilized in aerobic cellular ... more

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Skeletal muscle cells do not exhibit branching but... more

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A skeletal muscle fiber is composed of numerous ... more

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Various parts of a sarcomere are labeled in the ... more

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Muscles controlling eye movement require greater ... more

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An end-plate potential is generated at the motor ... more

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ATP (adenosine triphosphate) is mainly supplied by... more

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Slow-twitch fibers generate slow and weak ... more

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The overlapping between thin filaments and thick ... more

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Smooth muscles exhibit the following features, ... more

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The smooth muscles exhibit a stress-relaxation ... more

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Multiunit smooth muscles are located in the ... more

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Acetylcholine induces muscle contraction and its ... more

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Slow oxidative fibers have a smaller diameter and ... more

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Tropomyosin is moved to expose myosin-binding ... more

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Phosphate transfer is the mode of energy supply ... more

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The body attains the state of rigor mortis ... more

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Inhibition of acetylcholine release at the ... more

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After being contracted for some time, the smooth ... more

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