PERCEPTUAL FUNCTIONS AND DYSFUNCTIONS OF CNS TEST#4 Flashcards

(48 cards)

1
Q

Where does all sensory information is being sent?

A

To Multimodal area

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2
Q

There are three Multimodal association areas in the brain, What are they?

A

Posterior, anterior and limbic

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3
Q

The posterior multimodal area integrates what sensory?

A

Somatosensory, visual, auditory, olfactory, and gustatory cortices.

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4
Q

The anterior multimodal area integrates what?

A

Which motor plan to implement

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5
Q

The limbic does what?

A

Takes the sensory data from posterior and anterior multimodal areas and connect them together to form emotions and motivations through memory.

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6
Q

The right hemisphere is responsible for?

A

perception (how one perceives the environment and one’s relationship to the environment).

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7
Q

Visual agnosia ?

A

inability to identify and recognize familiar objects and people.
Lesion in the R hemisphere in the posterior multimodal area

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8
Q

Prosopagnosia?

A
inability to indentyf familiar faces. Due to lack of perceive of bone structure and facial muscle position that is unique to each of us. 
L hemisphere (can recognize the face by scare or mole).
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9
Q

What is Simultanagnosia ?

A

difficulty interpreting a visual stimulus as a whole

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10
Q

Metamorphopsia?

A

Visual distortion of the physical properties of objects so the objects appear bigger, smaller, or heavier than they really are

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11
Q

Color agnosia ?

A

Inability to attach appropriate colors to specific objects

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12
Q

Color anomia?

A

lost the names for colors

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13
Q

Cerebral achromatopsia?

A

The memory of color is erased. World appears in shades of gray.

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14
Q

Right-Left Discrimiation Dysfunction/Screen

A

Difficulty understanding and using the concepts of R and

Screen ; point to left and right body parts.

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15
Q

Figure-Ground Discrimination Dysfunction/screen

A

difficulty distinguishing the foreground from the background.
Screen: Ask the patient to pick out forks from drawer of disorganized utensils

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16
Q

From-Constancy Dysfunction/Screen

A

Difficulty seeing objects when they form changes.

Screen: ask the patient to identify an object when it is turned on its side or placed upside down

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17
Q

Position In Space Dysfunction/Screen

A

Difficulties with concept relating to position such as up/down, in/out/ behing/infron of, or before/after
Screen: Give a patient directions with terms described above.

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18
Q

Topographical Disorientation/Screen

A

Difficulty comprehending the realtionship of one location to another.
Screen: Can the patient find his or her way around the hospital using written directions or pictorial map

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19
Q

Depth Perception Dysfunction (steropsis)/ Screen

A

Difficulty determining wherther one object is closer to the patient than another object
Screen:Determing objects if they are ner of far in relation to eachother.

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20
Q

Finger Agnosia/Screen

A

Impaired perception concerning the realtionship of the fingers to each other
Screen’ Ask the pt to tap on IF

21
Q

Unilateral Neglact

A

Right Resolves quickly than L one

22
Q

Anosognosia

A

Worst then unilateral neglact.

R side is worst then L side.

23
Q

Aphasia

A

impairment in the expression and/pr comprehansion of language

24
Q

Receptive aphasia

A

impairment in comprehension of language

25
Wernicke aphasis ?
involvs difficult comprehending the literal interpretation of language
26
Alexia
inability to comprehend the written word (read)
27
Dyslexia
impaired ability to read
28
Asymbolia
Difficulty comprehending gestures and symbols
29
Aprosodia
impaired comprehension of tonal inflections used in conversations
30
Expressive Aphasis
Difficulty expressing clean, meaningful language.
31
Brocas Aphasis
expressive language disorder. Patient understand what is spoken to them but they cannon express ideas.
32
Anomia
Inability to remember and epxress the names of people or objects
33
Agrammation
Inability to arrange words sequentially so that they form intelligible sentence.
34
Agraphia ?
Inability to write intelligible words and sentences
35
Acalculia
Inability to calcuate mathematical problems
36
Alexithymia
inability to express one's emotions through words.
37
Ideational Apraxia?
inability to cognitively understand the motor demands of the task
38
Apraxia is?
Motor planning impariement
39
Ideomotor apraxia I
loss of kinesthetic memory of motor pattern. Motor plan for specific task is lost.
40
Ideomotor Apraxia II
Cannot implement the appropriate motor plan. Understand the motor demands fo the task.
41
Dressing Apraxia
Inability to dress oneself due to impairment in either body shema perception or perceptual motor function
42
Body Shema is?
awareness of spatial characteristics of one's own body.
43
Tactile Agnosia?
inability to attach meaning to somatosensory data
44
Astereognosis?
Inability to identyfy objects by touch alone
45
Agraphesthesia?
Is the loss of the ability to interpret letters written on the contralateral hand
46
Abarognosis?
Inability to accurately estimare the weight of objects particularly in comparison to each other
47
Atopognosia?
Is the inability to accuretly perceive the exact location of a sensation.
48
Auditory Agnosia?
Inability to attach meaning to sound.