Chapter 6 - Muscles
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| show | Contractility, Excitability, Elasticity, Extensibility
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| contractility | show 🗑
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| show | the capacity of skeletal muscle to respond to a stimulus
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| extensibility | show 🗑
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| show | ability to recoil back to original position
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| show | True
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| show | Each skeletal muscle is surrounded by a connective tissue sheath
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| Fascia | show 🗑
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| show | surrounds muscle fasiculi
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| show | A muscle is composed of numerous visible bundles
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| show | Are composed of single muscle cells called fibers
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| Endomysium | show 🗑
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| show | A threadlike structure that extends from one end of the fiber to the other
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| 2 major kinds of protein fibers in myofibrils | show 🗑
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| show | Thin filaments
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| Myosin Myofilaments | show 🗑
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| Sarcomeres | show 🗑
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| show | sarcomeres
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| Resting Membrane Potential | show 🗑
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| Action Potential | show 🗑
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| show | Nerve cells that carry action potentials to skeletal muscle fibers
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| show | each branch that connects to the muscle
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| show | branch that connects to the muscle forms this and near the center of the cell
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| Motor Unit | show 🗑
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| show | Enlarged nerve terminal
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| show | The space between the presynaptic terminal and the muscle cell
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| show | extends from on Z line to the next; Has an H-Zone in the center; Contains overlapping actin and myosin
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| A high-energy molecule that can be quickly used to produce ATP | show 🗑
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| Anaerobic Respiration | show 🗑
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| show | Has long, cylindrical cells
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| An anterior thigh muscle that extends the leg is the | show 🗑
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| The hip muscle commonly called the buttocks the | show 🗑
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| Blinking | show 🗑
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| show | a contraction of an entire muscle in response to a stimulus
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| show | aerobic respiration
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| 2 muscle disorders | show 🗑
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| show | isometric and isotonic
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| origin | show 🗑
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| show | between the insertion and origin
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| show | right angle
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| raises eyebrows | show 🗑
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| 2 tongue muscles | show 🗑
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| smiling | show 🗑
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| sneering | show 🗑
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| show | depressor anguli oris
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| show | cardiac smooth and skeletal
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| show | synergists
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| show | antagonists
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| fast twitch muscles... | show 🗑
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| slow twitch muscles... | show 🗑
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| the muscle responsible for elevating the ribs during inspiration is | show 🗑
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| show | a contraction of an entire muscle in response to a stimulus that causes the action potential in one or more muscle fibers
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| a muscle fiber will not respond to stimuli until that stimulus reaches a level called... | show 🗑
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| show | lag phase
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| show | tetany
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| The increase in number of motor units being activated is called... | show 🗑
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| ATP is need for | show 🗑
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| ATP is produced where | show 🗑
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| show | is the amount of oxygen needed in chemical reactions to convert lactic acid
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| Muscle fatigue | show 🗑
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| muscle ton | show 🗑
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| show | prime mover
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| pucker | show 🗑
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| show | buccinator
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| show | mastication
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| show | temporalis, masseter, pterygoid (2)
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| show | changes the shape of the tongue
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| show | moves the tongue
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| show | sternocleidomastoid and torticollis
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| show | prime mover/lateral neck muscle
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| show | twisted neck
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| connective tissue that separates muscles and surrounds the epimysium is called | show 🗑
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| show | intercalated disks present
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