Cerebral Cortical Fx

Question 1

Agnosia

Answer 1

inability to process sensory information

Question 2

Anosagnosia

Answer 2

lack of awareness

Question 3

apraxia

Answer 3

a person is unable to perform tasks or movements when asked, even though: The request or command is understood; They are willing to perform the task; The muscles needed to perform the task are fine

Question 4

receptive aphasia

Answer 4

aka Wernicke’s aphasia

-can read or hear command but not understand meaning

Question 5

expressive aphasia

Answer 5

person knows what he or she wants to say but cant communicate it to others (broca’s area)

Question 6

global aphasia

Answer 6

both aphasias; cant speak or understand words, read or wrtie

Question 7

alexia

Answer 7

unable to understand written communication (read)

Question 8

agraphia

Answer 8

loss of ability to write

Question 9

dysnomia

Answer 9

problems recalling words or phrases

Question 10

well-localized unilateral (6)

Answer 10

language
handedness
attn to non-dom world
sensation
vision
voluntary motor

Question 11

well-localized bilateral (4)

Answer 11

hearing (heschel’s gyrus)
short term memory (medial temporal lobe)
frontal lobe fxs
visuspatial function (parietal)

Question 12

arcuate fasiculus infarction

Answer 12

conduction aphasia!

normal expression and comprehension, but impaired repetition of simple and complex phrases

Question 13

damage to dominant occipital lobe and splenium of CC

Answer 13

alexia without agraphia

can write but cant read what they write

Question 14

immediate memory stored

Answer 14

frontal lobe

Question 15

short term memory

Answer 15

hippocampus

Question 16

long term memory

Answer 16

diffusely

Question 17

non-dom parietal lobe

Answer 17

attention to contralateral world
injury=neglect
unaware defects exist (anosognosia)

Question 18

orbitofrontal injury results in

Answer 18

disinhibition of aggression