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CNS Exam 3 > Brodmann's Areas Quiz > Flashcards

Brodmann's Areas Quiz Flashcards

1
Q

what brodmann area is located in the precentral gyrus of the frontal lobes

A

brodmann area 4

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2
Q

where is brodmann area 4 located

A

precentral gyrus of the frontal lobe

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3
Q

what is the function of brodmann area 4

A

motor initiation in the distal extremities and facial and oral musculature

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4
Q

what is the only brodmann area to contain the giant pyramidal (Betz) cells

A

brodmann area 4

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5
Q

brodmann area 4 is the only one to contain

A

giant pyramidal (Betz) cells

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6
Q

brodmann area 4 has well developed what

A

projection laminae (V and VI).

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7
Q

what brodmann area is in the post central gyrus of the parietal lobe

A

brodmann area 1, 2, 3

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8
Q

where is brodmann areas 1, 2, 3 located

A

post central gyrus of the parietal lobe

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9
Q

what are the brodmann areas 1, 2, 3 known as

A

somesthetic cortex (body sensing)

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10
Q

what brodmann areas are known as the somesthetic cortex

A

brodmann areas 1, 2, 3

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11
Q

what is received and integrated in brodmann areas 1, 2, 3

A

pain, thermal, deep touch, light touch, vibratory and kinesthetic

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12
Q

what is well developed in brodmann areas 1, 2, 3

A

lamina IV (also lamina V, VI)

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13
Q

what would you expect to be abundant in brodmann areas 1, 2, 3

A

specific thalamic efferents from the VPL and VPM

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14
Q

the great somesthetic cortex is subtly contributing what to the voluntary motor initiation pathways

A

pyramidal fibers

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15
Q

what are brodmann areas 6 and 8 collectively called

A

“premotor” region

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16
Q

what brodmann areas are known as the “premotor” region

A

brodmann areas 6 and 8

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17
Q

brodmann area 6 is best known for its eventual influence on what

A

proximal portions of our extremities

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18
Q

what does brodmann area 8 initiate

A

voluntary movements of the eyes

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19
Q

What brodmann area is responsible for voluntary movements of our eyes

A

Brodmann area 8

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20
Q

Fibers from brodmann area 8 stimulate lower motor neurons that move what

A

Six extraocular eye muscles

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21
Q

Where is the location of the lower motor neurons that are stimulated by brodmann area 8

A

Nuclei of CN III, IV, VI

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22
Q

What is brodmann area 9,10,11,12 known as

A

Prefrontal region

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23
Q

What brodmann areas are known as the prefrontal region?

A

Brodmann areas 9,10,11,12

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24
Q

Where are brodmann areas 9,10,11,12 located

A

Frontal lobe

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25
Q

What is highly developed in brodmann areas 9,10,11,12

A

Laminae II and III

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26
Q

Where does our greatest elaboration of thought occur

A

Brodmann areas 9,10,11,12

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27
Q

What is brodmann areas 9,10,11,12 responsible for

A
  1. Greatest elaboration of thought
  2. Including abstract reasoning
  3. Imaginative and emotional uniqueness
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28
Q

What houses brodmann area 44

A

Frontal operculum

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29
Q

What lobe is Broca’s area located in

A

Frontal lobe

30
Q

What is brodmann area 44 called

A

Broca’s speech area

31
Q

Association afferent fibers stream into Broca’s from the wholy integrated circuitry of what lobe(s)

A

Parietal and temporal lobes

32
Q

What is brodmann area 44 responsible for

A

Tongue, laryngeal and pharyngeal musculature in the process of speaking, writing, and signing.

33
Q

What brodmann area is responsible for initiating tongue, laryngeal and pharyngeal musculature in the process of speaking, writing, and signing

A

Brodmann area 44

34
Q

What is aphasia

A

Loss of power to communicate through writing, speaking, or signs.

35
Q

What is dysphasia

A

Partial or unusual loss of communicative ability

36
Q

What are brodmann areas 17,18,19 collectively known as

A

Visual cortex

37
Q

Where is brodmann area 17 located

A

Along calcarine sulcus

38
Q

What brodmann area is known as the primary visual cortex

A

Brodmann area 17

39
Q

In what brodmann area do we “see”

A

Brodmann area 17

40
Q

What is brodmann area 17 responsible for

A

“See”; including perception of some motion, illumination, and transparency

41
Q

What brodmann area is known as the “striate cortex”

A

Brodmann area 17

42
Q

What are brodmann areas 18 and 19 responsible for

A

Integrating and memory storage for visual sensations.

43
Q

What does a lesion in brodmann areas 18 or 19 inhibit

A

Inhibit correlating present images with past experiences.

44
Q

“Face blindness”

A

Prosopagnosia

45
Q

What is macula lutea

A

Part of retina that has clearest vision so we try to focus light on this area.

46
Q

What is brodmann area 41 known as

A

Primary auditory cortex

47
Q

Where is the primary auditory cortex located

A

Transverse temporal gyrus

48
Q

What is the name of the medial extension of the transverse temporal gyrus

A

Heschl’s gyrus

49
Q

Where does input come from in brodmann area 41

A

Medial geniculate body

50
Q

In this brodmann area we “hear” -including integration of pitch, tone, loudness

A

Brodmann area 41

51
Q

What is brodmann area 41 responsible for

A

“Hearing” - integration, tone, loudness

52
Q

What brodmann area is Wernicke’s area

A

Brodmann area 22

53
Q

What is the name of brodmann area 22

A

Wernicke’s area

54
Q

What is Wernicke’s area responsible for

A

Hearing memory function

55
Q

What is brodmann area 22 extensively utilized for bringing together

A

Structure of an utterance or for the formation of the written word

56
Q

Brodmann area 22 utilizes input from many sources such as

A

Parietal lobe and occipital lobe

57
Q

A lesion in Wernicke’s area could result in what kind of manifestation of dysphasia

A

Syntax makes no sense;

Answers do not correlate w/ questions

58
Q

What brodmann areas are sandwiched between the somesthetic, auditory, and visual receptive regions

A

Brodmann areas 5,7,39,40

59
Q

What are brodmann areas 5,7,39,40 responsible for

A

Synthesizing memory and sensation into creative functions such as reading, writing, and language in general.

60
Q

What is brodmann area 39 called

A

Angular gyrus

61
Q

Lesions in the angular gyrus are especially destructive resulting in what

A

Forms of alexia and agraphia (total loss in reading and writing, respectively)

62
Q

What is the pathway between Wernicke’s area and Broca’s area

A

Arcuate fasciculus

63
Q

What is active when we are using tools

A

Arcuate fasciculus

64
Q

Where is brodmann area 43 located

A

Parietal operculum

65
Q

What is brodmann area 43 responsible for

A

Gustatory center (taste reception)

66
Q

What are our first memories of

A

Smells

67
Q

What happens in brodmann area 34 and 28

A

Interpretation of olfaction

68
Q

In what brodmann area does interpretation of olfaction happen

A

Brodmann area 34 and 28

69
Q

Where is Brodmann area 34 located

A

Uncus

70
Q

Where is brodmann area 28 located

A

Parahippacampal gyrus of the temporal lobe

71
Q

Functions typically lateralized to the left

A 
Speech;
Linear reasoning;
Tool use;
Vocabulary;
Grammar
72
Q

Functions typically lateralized to the right

A

Spatial manipulations;
Prosodic language;
Singing

CNS Exam 3 (2 decks)

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