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Smooth Muscle
Controls the digestive system and other organs
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Skeletal/Striated Muscle
Control movement of body in relation to environment
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Neuromuscular Junction
Synapse between a motor neuron axon and muscle fiber
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Fast-twitch Fibers
Muscle fibers that produce fast contractions but fatigue rapidly
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Slow-twitch Fibers
Less vigorous contractions and no fatigue
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Stretch Reflex
Caused by a stretch, it does not produce a stretch
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Muscle Spindle
Receptor parallel to the muscle that responds to a stretch
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Golgi tendon organs
- Respond to increases in muscle tension
- Located in the tendons at opposite ends of a musclce
- Act as a brake against contractions
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Reflexes
Consistent, automatic responses to stimuli
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Vestibular nucleus
Brain area that receives input from the vestibular system
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Basal Ganglia
- set of subcortical forebrain structures lateral to the hypothalamus
- Includes cuadate nucleus, putamen, & golbus pallidus
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