75 Muscles Flash Cards
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show | Contractility
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The capacity of skeletal muscle to respond to a stimulus. | show 🗑
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The ability to stretched. | show 🗑
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show | Elasticity
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Four Major Functional Characteristics | show 🗑
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A connective tissue sheath that surrounds the skeletal muscle. | show 🗑
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show | Fascia
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show | Perimysium
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show | Fibers
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show | Endomysium
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show | Myofibrils
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Myofibrils consist of 2 major kinds of protein fibers | show 🗑
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show | Actin Myofilaments
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show | Myosin Myofilaments
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show | Sarcomeres
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show | Membrane Potential
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The briefly reversal back of charge is called _______ | show 🗑
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Nerve cells that carry action potentials to skeletal muscle fibers. | show 🗑
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show | Neuromuscluar Junction
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show | Motor Unit
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show | Synaptic Cleft
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Enlarged nerve terminal. | show 🗑
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Each presynaptic terminal contains | show 🗑
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show | Acetylcholine
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The acetylcholine relased into the synaptic cleft between the neuron and musle cell is rapidly broken down by an enzymes. | show 🗑
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show | Sliding Filament Mechanism
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show | Muscle Twitch
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A muscle fiber will not respond to stimulus until that stimulus reaches a level called______ | show 🗑
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The muscle fiber contract maximally. | show 🗑
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show | Lag Phase
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show | Contraction Phase
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The time during which the muscle relaxes is | show 🗑
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Where the muscle remains contracted without relaxing | show 🗑
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show | Recruitment
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show | ATP
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Muscle cells can store a high energy molecule called_____ | show 🗑
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show | Anaerobic Respiration
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show | Aerobic Respiration
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show | Oxygen debt
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When ATP is used during muscle contraction faster than it can be produced in the muscle cells. | show 🗑
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Equal distance | show 🗑
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show | Isotonic
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show | Muscle Tone
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Contract quickly and fatigue quickly. | show 🗑
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Contract more slowly and more resistant to fatigue. | show 🗑
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show | Origin
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The end of the muscle undergoing the greatest movement. | show 🗑
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The portion of the muscle between the origin and the insertion is the | show 🗑
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Muscle that work together to accomplish specific movements are called______ | show 🗑
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Muscles that work in opposition to one another are called______ | show 🗑
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Raises the eyebrows | show 🗑
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Closes the eyelids, causes crowfeet. | show 🗑
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Frowning | show 🗑
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Pulls corners of lips downward. | show 🗑
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Chewing | show 🗑
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show | Extrinsic tongue muscle
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show | Intrinsic
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Along each side of the vertebral column Resp. for keeping the back erect. | show 🗑
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Sneering | show 🗑
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2 Characteristic of cardiac muscle. | show 🗑
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2 Characteristic of smooth muscle. | show 🗑
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2 Types of tongue muscles. | show 🗑
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show | Endomysium
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This occurs in the presence of oxygen. | show 🗑
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show | Sartorius
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show | The Rectus Adbominis
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The biceps brachii and thr triceps brachii are _____________ and _____________ | show 🗑
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show | Anaerobic Respiation
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Two types of fibers? | show 🗑
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show | Isometric, Istonic
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A high-energy molecule that can be quickly used to produce ATP. | show 🗑
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show | Sarcomere
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How are muscle named. | show 🗑
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Flexor carpi is located in the _______ | show 🗑
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show | Muscles Myofibrils
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