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mechanoreceptors
detecting changes in the environment such as pressure, vibration, stretch and touch.
Nociceptors
detecting pain such as heat, cold and mechanical injury
thermoreceptors
detect change in temperature
chemoreceptors
detect chemical changes in environment such as blood pH, O2 and CO2
baroreceptors
detect changes in pressure especially in blood vessels
Proprioceptors
provide feedback about position and movement of body
referred pain
pain is perceived in an area of body that is not the actual source of the pain
purpose of 2 point test
measures the sensitive of touch in diff areas of body
babinski response
babies: toes flares out
adults: toes curl in
absolute temperature
actual temperature of object, Kelvin + Celsius
Relative Temperature
perceived temperature based on the difference from a reference temperature
Monosynaptic reflex
one synapse between sensory neuron and motor neuron (patellar reflex)
polysynaptic reflex
multiple synapse + 2+ interneurons (withdrawal reflex)
Hyperreflexic
exaggerated response (damage in CNS)
hyporeflexic
absent/diminished response (damage in PNS)
irritability
ability to respond to stimulus (physically/chemically)
Note 
Flashcard (90)