Broddman’s Areas

Question 1

Area 17

Answer 1

Primary visual cortex
- lesion produces blindness
Stimulation induces flashes of light, etc.

Question 2

Area 18, 19

Answer 2

Recognition of movement, depth, and color
-lesions produces light visual agnosia
- stimulation produces colors, stars, wheels, etc.

Question 3

Areas 1, 2, 3

Answer 3

Primary somatosensory cortex (touch, propeioception, and pain)
- lesions produce loss of ability to recognize body position, recognize differences in temps, etc.

Question 4

Areas 5, 7

Answer 4

Allows recognition and understanding of body image
-lesion produces astrogenesis (can’t recognize letters written on skin)

Question 5

Area 39

Answer 5

Involved with complex language function
- lesion lesion produces alexia (inability to read), agraphia (inability to copy), finger agnosia, etc.

Question 6

Area 40

Answer 6

Involved with complex lanaguage function and symbolic processing capacity
- lesions produce aphasia

Question 7

Areas 41, 42

Answer 7

Primary auditory cortex (experience of hearing)
-lesion produces loss of auditory activity

Question 8

Area 22

Answer 8

Recognition and meaning of what is said
- lesion produces Wernickes aphasia

Question 9

Area 52

Answer 9

Vestibular experience
- lesions produce dizziness, hallucinations, vertigo, visospatial disorientation, etc.

Question 10

Area 4

Answer 10

Primary motor cortex (contains somatotopic map of body and controls voluntary movement)
Lesions produce spastic paralysis

Question 11

Area 6

Answer 11

Organization of initial motor sequences
- stimulation causes bilateral movements, vocalizations, etc.

Question 12

Area 44, 45

Answer 12

Broca’s area (producing speech)
Lesions produce aphasia

Question 13

Areas 11, 12

Answer 13

Integration of planning with emotional behavior
Lesions evoke antisocial behaviors
Stimulation Induces anxiety and ocd tendencies

Question 14

Area 9,10, 46

Answer 14

Motor planning, organization and regulation
Lesions produce apathy, akinesia, and mutism