sensory Flashcards

(58 cards)

1
Q

sequence of the sensory sequence

A

stimulus
sensory reception
nerve impulse

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2
Q

mechanoreceptors

A

provide senses of touch, pressure, and vibration

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3
Q

thermoreceptors

A

specialized nerve cells in the skin; detect temperature

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4
Q

hair cells in cochlea

A

detect sound waves

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5
Q

proprioceptors

A

nerve receptors on skin, muscles, tendons, ligaments, joint capsules; coordinate input to enable us to detect the motion or position of our body

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6
Q

photoreceptors

A

retina, how we receive light

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7
Q

chemoreceptors

A

for taste

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8
Q

oflactory receptors

A

for smell, located in the epithelium of the nasal cavity

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9
Q

list the conscious states

A

delirium
dementia
confusion
normal consciousness
somnolence
minimally conscious
locked-in syndrome

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10
Q

somnolence

A

extremely drowsy but will respond to normal stimuli

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11
Q

locked-in syndrome

A

cannot follow commands

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12
Q

list the unconscious states

A

sleeping
stupor
coma
vegetative state

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13
Q

stupor

A

has to be aroused by extreme measures

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14
Q

coma

A

cannot be aroused or stimulated in any way

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15
Q

list the factors that effect sensory function

A

developmental stage
culture
illness
medications
stress
personality & lifestyle

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16
Q

what are the shared symptoms of sensory deprivation and sensory overload

A

irritability
confusion
reduced attention span
decreased problem solving ability
drowsiness

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17
Q

myopia

A

near sighted
most common

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18
Q

hyperopia

A

far sighted

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19
Q

presbyopia

A

lens become less elastic making it harder to see close up
occurs gradually with age

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20
Q

astigmatism

A

irregular curvature of the cornea
causes blurred vision

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21
Q

cataracts

A

clouding of the lens
can have surgery to remove

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22
Q

glaucoma

A

increased intraocular pressure distorts shape of the cornea
older adults
bas case of diabetes

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23
Q

rinopathy

A

disorder of the retina due to uncontrolled DM and HTN
inflammation of the eye
white, fluffy patches on the retina
affects vsion

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24
Q

renal detachment

A

EMERGENCY
may cause blindness if not fixed

25
what may cause renal detachment
eye trauma complications of cataracts surgery sudden blindness
26
how to know of someone is experiencing macular degeneration
patient has loss of their central and near vision
27
strabismus
when intraocular muscles are weak or have a lesion
28
strabismus types
esotropia & exotropia
29
esotropia
eyes deviate inward
30
exotropia
one eye deviates outward
31
the most common ear problem
otitis media infection of the middle ear
32
how to help an impacted cerumen (second most common ear problem)
otic irrigation
33
third most common ear problem
foreign object in the ear
34
arthritis of auditory bones
harden overtime can influence or impair the sound waves
35
damage to cranial nerve VIII
sensorineural hearing loss caused by nerve damage: ear trauma hereditary bacterial viral
36
what may help mild damage to cranial nerve VIII
hearing aid
37
what may help severe damage to cranial nerve VIII
cochlear implant
38
presbcusis
progressive, sensorineural deterioration of hair cells
39
central deafness
damage to auditory area of the temporal lobe
40
will hearing aids help central deafness
no
41
what may cause central deafness
meningitis stroke trauma
42
tinnitus
ringing of the ears
43
what may cause tinnitus
medications arthritis of the ear bone exposure to loud noises HTN damage to microscopic nerves of the inner ear
44
osteosclerosis
hardening and overgrowth of bones of the middle ear
45
what is impaired in osteosclerosis
transmission of airways
46
what is tactile perception
touch sensory perception
47
what can cause impaired tactile perception
stroke, spinal injuries, peripheral nerve damage, brain injuries, immune system attack, chronic alcoholism
48
what are the receptors for kinesthetic sense
proprioreceptors
49
vertigo
uncontrolled dizziness, spinning
50
causes of vertigo
fluid in the ears parkinsons alcohol stroke tumors
51
vestibulo-ocular reflex
gaze stabilizing reflex
52
what occurs when someone with an impairment has an issue with the neurons involved with vision
impaired vestibulo-ocular reflex individual moves their head and their eyes follow the direction abnormal reaction--> ocular nerve injury
53
hemispatial neglect
occurs when individual has a stroke - will not do anything on the affected side - nurse takes care of neglected side
54
seizure
abrupt onset of electrical activity in the brain
55
primary generalized seizures
widespread electrical activity on both sides of the brain at one time
56
most common cause of primary generalized seizures
unknown hereditary factors
57
what is priority after someone has experienced a seizure
draw labs! possible low levels of meds
58
partial seizures
occurs on one side of the brain