Sensory

Sensory - length in long or shortened positions Type II -...

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Sensation - aware of stimuli Perception - understanding, interpretation Characteristics of sensation: Projection Adaptation Afterimage Modality Classes of receptors: Location exteroceptors visceroceptors proprioceptors By nature of stimuli: mechanoreceptors thermoreceptors nociceptors photoreceptors chemoreceptors By structure simple - nocioceptors complex - eyes, ears
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Proprioceptors Muscle spindles: connective tissue capsule - separates extrafusal and intrafusal myofibers intrafusal myofibers nuclear bag or chain afferent fibers Type 1a - detect rate of change (rapid) in muscle
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Unformatted text preview: length in long or shortened positions Type II - detect absolute length efferent fiber - Gamma extrafusal myofibers - Alpha spindle functions stretch reflex reciprocal inhibition Tendon organ: connective tissue capsule afferent fiber function - monitors muscle tension (non-reciprocal inhibition) Joint kinesthetic receptors intracapsular (End Organs of Ruffini) - pressure extracapsular (Pacinian) acceleration/deceleration articular ligaments (similar to tendon organ) - tension...
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Sensory - length in long or shortened positions Type II -...

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