Broadman Areas Flashcards

1
Q

How many different Broadman Areas are there?

A

47

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2
Q

What is the location of B.A. 1, 2, 3?

A

Post-central gyrus

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3
Q

Also known as the somesthetic cortex, these B.A. function to integrate pain, thermal, deep touch, light touch, vibratory, and kinesthetic sensations.

A

1, 2, 3

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4
Q

Broadman Area ___ is located along the precentral gyrus and initiates voluntary motor functions. Especially in the distal extremities and facial and oral musculature.

A

4

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5
Q

What is the location of B.A. 4?

A

Pre-central gyrus

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6
Q

What B.A. is the primary auditory cortex, and where is it located?

A

41, Superior Temporal Gyrus along Heschl’s gyrus.

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7
Q

What is the function of B.A. 9, 10, 11, 12?

A

Thoughts, reasoning, imagining, and emotions.

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8
Q

What is the function of B.A. 4?

A

Voluntary motor initiation

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9
Q

What B.A.s can synthesize memory and sensations into creative functions such as reading writing and speaking.

A

5, 7, 39, 40

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10
Q

Lesions in this B.A. #___ are especially destructive resulting in forms of alexia and agraphia (deficiency in reading and writing respectively).

A

39

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11
Q

What is the location of B.A. #44?

A

Frontal operculum along the lateral inferior surface of the frontal lobe.

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12
Q

What is the location of B.A. 6 and 8?

A

Just in front of Broadman area 4. “Pre-motor” regions

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13
Q

What is the location of B.A. 17 (primary visual cortex)?

A

Along the calcarine sulcus

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14
Q

What B.A. is responsible for taste reception?

A

43

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15
Q

B.A. 17 receives information from where?

A

lateral geniculate body

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16
Q

Where is the location of B.A. #39?

A

Angular gyrus

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17
Q

What B.A. do we “see” with?

A

17

18
Q

What B.A. is Wernicke’s area and where is it located?

A

22, surrounds B.A. 41 and extends nearly into the Parietal lobe

19
Q

Damage to what areas cause alexia and agraphia

A

5,7, 39,40 (Mainly #39)

20
Q

What is the function of B.A. 22?

A

Hearing memory. Also structures the formation of the written word.

21
Q

In what lobe or B.A. do our thoughts and reasoning occur?

A

9, 10, 11, 12

22
Q

What B.A. senses the body’s position in space?

A

1, 2, 3. Somesthetic cortex

23
Q

What neurons does B.A. 4 contain?

A

Pyramidal or Betz cells

24
Q

B.A. 22 gets info from where?

A

Parietal lobe (B.A. 5, 7, 39, 40) and the Occipital lobe (B.A. 17, 18, 19).

25
Q

What lamina of B.A. 9, 10, 11, 12 is well developed?

A

II, III (the associative cortex)

26
Q

What is another name for B.A. 17?

A

“striae cortex” because of a white band running through lamina IV

27
Q

What is the function of B.A. 43?

A

Gustatory (taste)

28
Q

A leison in B.A. 18 and 19 may result in what?

A

Prosopagnosia: can’t remember faces. Inhibition of correlating present images with past experience

29
Q

What lobe is involved in prefrontal lobotomies?

A

9, 10, 11, 12

30
Q

What is the location of B.A.s 9, 10, 11, 12?

A

Pre-frontal region of the anterior and rostral most parts of the frontal lobe

31
Q

Location of B.A. #39

A

Angular gyrus

32
Q

Location of B.A. #4

A

Pre-central gyrus

33
Q

Location of B.A. 6 and 8

A

Just in front of B.A. 4 (pre-motor area)

34
Q

Function of B.A. 9, 10, 11, 12

A

Thoughts, reasoning, imagination, and emotions

35
Q

Function of B.A. 1, 2, 3

A

The Somesthetic area of the cortex. This is the body sensing area. Pain, thermal and touch sensations are first integrated here.

36
Q

QUIZ QUESTION

What pathway connects Broadman Area 22 to 44?

A

Arcuate fasciculus

37
Q

QUIZ QUESTION

What area is the frontal operculum home to?

A

44

38
Q

QUIZ QUESTION

What area receives input from the medial geniculate body?

A

41

39
Q

QUIZ QUESTION

What sulcus runs through area 17?

A

Calcarine

40
Q

QUIZ QUESTION

What area contains the Sensory Homunculus?

A

1, 2, 3