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HHP 3/16/11

chapter 10 senses

adaptation adapt to smell
referred pain pain elsewhere
somatic body
auditory hearing
cochlea snail
humor fluid
sclera- white of eye
ot- ear
or- mouth
ocul- eye
opt- sight
receptors convert diff forms of energy into: action potential unipolor neurons
chem- chemical
thermo- temp
mechano- mechanical
photo- light waves
chemoreceptors chemicals dissolved in H2O
chemoreceptors located nose & taste buds
dynamic motion
pain receptors anywhere in body skin-organs
thermoreceptors skin, organs, hot & cold *too much -> pain receptors
mechanoreceptors ear
vertigo dizziness, no equilibrium
chemoreceptor smell of roses
pain receptor an infected tooth
thermoreceptor cool breeze
mechanoreceptor change in blood pressure
photoreceptor approaching headlights
about to take hot bath, its too hot to touch. touch it several more times. the ability to sense heat has adapted
free nerve endings responsible for sensation of itching
tactile corpuscles motion of objects barely contact skin, interpreting impulses from them as sensation of light touch
lamellated corpuscles heavy, deep pressure
referred pain pain may feel as coming from some part of the body other than whats being stimulated.
referred pain ex. pain from heart may feel like coming from skin due to sensory impulses from the heart & skin follow common nerve pathways to brain
smell olfactory organs
taste taste buds
hearing ears
equilibrium ears
sight eyes
olfactory organs ex. olfactory receptors columnar epithelial cells in the nasal mucosa
Created by: virg