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PhysDys > Evaluation of Sensory Functions > Flashcards

Evaluation of Sensory Functions Flashcards

1
Q

Stimulated by receptors in the periphery of the body,
and the sensory information then travels to the brain
by way of the spinal cord

A

Stimulated by receptors in the periphery of the body,
and the sensory information then travels to the brain
by way of the spinal cord

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2
Q

respond to touch, pressure,
stretch, and vibration and are stimulated by
mechanical deformation.

A

Mechanoreceptors

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3
Q

respond to cell injury or damage and
are stimulated by substances that the injured cells
release. (inner part of the body)

A

Chemoreceptors

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4
Q

respond to the stimulation of

heating or cooling (temperature)

A

Thermoreceptors

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5
Q

sense pain when stimulated

A

Nociceptors

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6
Q

Area of skin supplied by one spinal dorsal root and its

spinal nerve.

A

Dermatomes

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7
Q

T/F: Affected dermatome correlates with the level of the spinal cord lesion

A

TRUE

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8
Q

T/F: The clinical significance of such regrouping is that sensory assessment along a dermatomal pattern is more appropriate in clients with PNS lesions, not CNS
lesions.

A

FALSE

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9
Q

Clients with CNS lesions, such as CVA, are more likely

to be tested for ______

A

proprioception, stereognosis, and

temperature

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10
Q

clients with PNS lesions are

more likely to be tested fo

A

pain, pressure threshold,

and two-point discrimination

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11
Q

dysfunction of the PNS

A

Neuropathy

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12
Q

What is the typical order of sensory impairment

associated with peripheral neuropathy?

A
  1. Light touch
  2. Cold or heat
  3. Pain
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13
Q

T/F: When testing for impairment, test for pain perception first and then heat, cold, and light touch.

A

FALSE (di ko alam bakit ganon sa quiz….)

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14
Q

T/F: Sensory testing is done for both pediatric and adult population.

A

TRUE

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15
Q

Intervention strategies for sensory loss:

A

Sensory reeducation, compensatory strategies and education to prevent injury, desensitization

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16
Q

T/F: Demonstrate first the test stimulus in the affected area of the skin while the client observes.

A

FALSE - intact area first

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17
Q

T/F: We must occlude the client’s vision during testing.

A

TRUE

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18
Q

T/F: Test the uninvolved side first. Apply stimuli to volar and dorsal surfaces.

A

TRUE

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19
Q

T/F: Apply stimuli at regular intervals

A

FALSE - Use trials in which no stimulus is given (alternate tusok/no tusok)

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20
Q

T/F: We must give cues and avoid using flat affect.

A

FALSE

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21
Q

Correctness, confidence of response and signs of discomfort may signal ___.

A

Hypersensitivity

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22
Q

T/F: Reevaluation is needed.

A

TRUE

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23
Q

Involves pain, temperature and touch; also called superficial sensation

A

cutaneous sensation

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24
Q

When compared with the more proximal body parts,
the distal parts have a lower density of receptors
and larger receptive fields.

A

FALSE - higher density of receptors, smaller receptive fields

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25
Q

indicators of possible sensory problems

A

Blisters, altered, sweat patterns, calluses, shiny or

dry skin, blanching of skin, scars, and wounds

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26
Q

In people with sensory problems, healing is slowed because of ___ and ____.

A

Decreased nutrition and vascularity

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27
Q

T/F: Lack of sweating is not correlated with lack of discriminative sensation

A

FALSE

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28
Q

Nerve damage results in ___ of soft tissue, which

increases the tissue͛s susceptibility to injury.

A

atrophy

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29
Q

What nerve innervates the little finger (front and back)?

A

Ulnar nerve

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30
Q

What nerve innervates the palm until fingers?

A

Median nerve

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31
Q

What nerve innervates the thumb?

A

Radial nerve

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32
Q

T/F: The experience of pain is objective and

multidimensional

A

FALSE - subjective

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33
Q

T/F: The pinprick test can be used to rule out a digital

nerve laceration

A

TRUE

34
Q

Intact pain sensation is indicative of ____

A

protective sensation

35
Q

T/F: When testing pain sensation, alternate randomly between the sharp and dull sides of the safety pin and ensure that each spot has one sharp and one dull application.

A

TRUE

36
Q

T/F: Temperature awareness is not a test for protective sensation

A

FALSE

37
Q

______ is a test for receptor density and is a good test to use for mapping

A

Two point discrimination

38
Q

T/F: Static two-point discrimination returns before
moving two-point discrimination and is an indicator of
recovery that is typically noticed before moving twopoint discrimination improves.

A

FALSE - Moving comes first

39
Q

Devices for testing static two point discrimination

A

Disk-Criminator or Boley Gauge

with blunt testing ends

40
Q

In testing static two point discrimination, begin with a distance of __ mm between the testing points

A

5 mm

41
Q

T/F: Randomly test one or two points on the radial and

ulnar aspects of each finger for 10 applications

A

TRUE

42
Q

T/F: In testing static two point discrimination, he client should respond with one, two, or i dont know following application.

A

TRUE

43
Q

T/F: The client responds accurately to _ of 10 applications at that number of millimeters of distance between the two points.

A

7

44
Q

___ mm - normal static two-point
discrimination

___ mm - fair static two-point
discrimination

___ - poor static two-point
discrimination

A

1-5, 6-10, 11-15

45
Q

In testing moving two point discrimination, begin with of __ mm between points

A

8 mm

46
Q

T/F: In testing moving two point discrimination, randomly select one or two points and move distal to proximal phalanx parallel to the longitudinal
axis of the finger so that the adjacent digital nerve is
not stimulated

A

FALSE - proximal to distal

47
Q

___ mm for ages 4-60 indicates normal moving
two-point
___ mm for ages 60 and older indicates
normal moving two-point discrimination.

A

2-4, 4-6

48
Q

T/F: Pressure is perceived by receptors in the
superficial skin and is important for fine discriminatory hand use, whereas light touch is perceived by receptors in the subcutaneous and deep tissues and is a form
of protective sensation.

A

FALSE

49
Q

What size of monofilament should be used for light touch?

A

1.65 (smallest)

50
Q

indicates normal light touch

A

Green (1.65 to 2.83)

51
Q

indicates diminished light

touch

A

Blue (3,22 to 3.61)

52
Q

indicates diminished

protective sensation

A

Purple (3.84 to 4.31)

53
Q

indicates loss of protective

sensation

A

Red (4.56 to 6.65)

54
Q

indicates an inability to feel the

largest monofilament

A

Untestable

55
Q

awareness of joint position in space

A

proprioception

56
Q

T/F: It is through cerebral integration of information
about touch and proprioception that objects can be
identified by tactile cues and pressure.

A

True

57
Q

the awareness of what is moving even though

the eyes are closed

A

kinesthesia

58
Q

It is the use of both proprioceptive
information and touch information to identify an
item with the vision occluded

A

stereognosis

59
Q

a good test for stereognosis for clients with injuries

involving the median and/or ulnar nerves.

A

Dellon Modification of the Moberg Pickup Test

60
Q

ability to localize touch

sensation on the skin

A

topognosis

61
Q

ability to recognize different weights

A

barognosis

62
Q

ability to recognize letters,

number͕ or designs written on the skin

A

graphestesia

63
Q

T/F: Recognition of texture is not included in barognosis

A

FALSE

64
Q

A _____ measures all areas of your eyesight, including your side, or peripheral vision

A

perimetry test (visual field test)

65
Q

Loss of peripheral vision is often an early sign of ____

A

glaucoma

66
Q

_____ refers to your ability to discern the shapes and

details of the things you see

A

Visual acuity

67
Q

Test for visual acuity

A

Snellen test

68
Q

T/F: Px with either stroke or brain injury, perception of
fine touch and proprioception are most affected,
temperature sensation is affected less, and pain
sensibility is affected least

A

TRUE

69
Q

T/F Patterns of sensory loss following head trauma are
more predictable because of the more diffuse areas of
brain damage associated with this condition.

A

FALSE

70
Q

T/F: loss of proprioception and
pain perception were more common following left
stroke than right stroke

A

FALSE

71
Q

T/F: Assess more thoroughly those areas most likely
to be affected, usually the side ipsilateral to
the injury

A

FALSE

72
Q

tingling or pins and needles sensation

A

Paresthesia

73
Q

T/F: greatest recovery occurs in the first 3-6 months

A

TRUE

74
Q

The gold standard for neurological

classification of spinal cord injury

A

American

Spinal Injury Association (ASIA) Impairment Scale

75
Q

Apply stimuli to key sensory points within each

dermatome when assessing neurological level in a _____ direction

A

rostral to caudal direction

76
Q

regrowth of pain fibers averages
0.78 mm per day, and regrowth of touch fibers
averages 1.08 mm per day

A

FALSE (baliktad)

77
Q

T/F: Moving touch recovers before light touch. Accurate touch localization recovers last

A

TRUE

78
Q

T/F: Chronic conditions associated with peripheral

neuropathy, full recovery of sensation is generally expected

A

FALSE

79
Q

T/F: When examining diabetic neuropathy, it has been
found that vibration threshold testing is more
accurate than tactile direction discrimination

A

FALSE (baliktad)

80
Q

T/F: Sensory loss can be found in persons with burn

injuries at a rate of about 20%

A

FALSE - 10%

PhysDys (11 decks)

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