Behavioral neurology I

Question 1

where is new verbal memory processed?

Answer 1

medial temporal lobe left

Question 2

where is new visual memory processed?

Answer 2

medial temporal lobe right

Question 3

where is semantic memory processed?

Answer 3

lateral temporal

Question 4

where is face / object recognition processed?

Answer 4

posterior temporal

Question 5

where does emotional processing occur?

Answer 5

amygdala

Question 6

disruption of the papez circuit results in what condition?

Answer 6

amnesic syndromes (severe memory disturbance)

Question 7

hypoxia, HSV, alzheimer disease, PCA strokes, and surgery can damage what part of the papez circuit?

Answer 7

medial temporal lobes

Question 8

korsakoff syndrome, thalamic strokes, and surgery can damage what part of the papez circuit?

Answer 8

diencephalon

Question 9

ACA aneurysm bleed or clipping can damage what part of the papez circuit?

Answer 9

basal forebrain

Question 10

what locations are important for encoding and retrieval of memory?

Answer 10

hippocampus / MTL

Question 11

what location is important for metamemory (executive control over memory apparatus)?

Answer 11

dorsolateral prefrontal cortex

Question 12

definition: confabulations

Answer 12

inability to distinguish a true memory from a false memory or from a memory inappropriate for the context

Question 13

how can you test semantic memory at the bedside?

Answer 13

• ask about a well known concept that has unique features

- ideally independent of verbal abilities

Question 14

the parietal lobe is responsible for what 3 major functions?

Answer 14

• cortical sensation
• praxis (dominant lobe)
• spatial orientation (non-dominant lobe)

Question 15

which brain lobe (lesion) is responsible for

• praxis
• alexia
• agraphia
• acalculia
• left-right confusion
• finger agnosia

Answer 15

dominant parietal lobe

Question 16

akinetic mutism, withdrawal, lack of initiative, poverty of speech

Answer 16

MDPC (frontal lobe)

Question 17

impaired abstraction and logical thinking, poor planning, poor judgment, impaired working memory and attention, poor memory organization

Answer 17

DLPC (frontal lobe)

Question 18

impulsive and antisocial behavior (disinhibition, hypersexuality, compulsions, breaking of social conventions), high risk behavior, stimulus boundness, unstable mood

Answer 18

OFC (frontal lobe)

Question 19

the subcortical structures are the _______ and the ________

Answer 19

white matter and basal ganglia

Question 20

which area decoding phoneme into meaning?

Answer 20

wernicke’s area

Question 21

a conduction aphasia is a result of a lesion to the _________

Answer 21

arcuate fasciculus

Question 22

definition: apraxia

Answer 22

• loss of ability to perform a learned, familiar, purposeful motor act despite having the desire and the physical ability to perform the movements
• can perform an action but the pattern for what you are supposed to do does not work

Question 23

where is praxis located in the brain?

Answer 23

dominant parietal lobe

Question 24

what is prosopagnosia?

Answer 24

face blindness