muscles
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each of the black spaces below before clicking
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| The time between application of a stimulus to a motor neuron and the beginning of a contracton | The lag phase
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| The time of contaction | Contraction phase
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| The time during which the muscle relaxes | Relaxation phase
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| Where the muscle remains contracted eithout relaxing | Tetany
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| The increase in number of motor units being activated | Recruitment
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| When at rest they can't stockpile ATP but they can store another high-energy molecule | Creatine phosphate
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| without oxygen | Anaerobic respiration
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| with oxygen (more efficient) | Aerobic respiration
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| The amount of oxygen needed in chemical reactions to convery lactic acid to glucose and to replenish the depleted stores of creatine phosphate stores in muscle cells | Oxygen Dept
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| results when ATP is used during muscle contraction faster than it can be produced in the muscle cells | Muscle fatigue
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| Equal distance | Isometric
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| Equal tension | isotonic
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| constant tension produced by muscles of the body for long periods of time | muscle tone
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| contract quickly and fatigue quickly | Fast-twitch fibers
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| contract slowly and are more resistant to fatigue | Slow-twitch fibers
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| the most stationary end of the muscle | origin
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| The end of the muscle undergoing the greatest movement | insertion
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| the portion of the muscle between the origin and the insertion | belly
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| muscles that work together to accomplish specific movements | synergists
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| muscles that work in opposition to one another | antagonists
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| muscle plays the major role in accomplishing the desired movement | prime mover
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| raises the eye brows | occipto frontails
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| closes eyelids | orbicularris
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| the kissing muscle | orbicularis
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| chewing muscle | buccinator
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| smiling muscle | zygomaticus
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| covers the angle of the lower jaw | masseter
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| overlines the temporal bone | temporalis
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| covers the anterolateral neck | platysma
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| muscles on each sides of the neck | sternodei domastoid
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| covers the upper part of the chest | pectoralis major
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| deep muscles found between the ribs | intercostal muscles
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| reinforces the body trunk | muscles of the abdominal girdle
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| muscles of the posterior neck and upper trunk | trapzius
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| flat muscle pair that covers the lower back | latissimus borsi
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| a prime mover of back extension | erector spinae
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| form the rounded shape of your shoulders | beltoid
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Created by:
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