Brodmann's Areas

Question 1

Area 3, 1, 2

Answer 1

Primary somatosensory area; postcentral gyrus

Localization of touch, temperature, vibration, pain, etc.

Legs, trunk, arms, hand, face, lips
(down the homunculus)

Question 2

Area 4

Answer 2

Primary motor cortex in precentral gyrus

Question 3

Areas 44 and 45

Answer 3

Broca’s area; the speech output area

Question 4

Area 44 lies where in inferior frontal gyrus?

Answer 4

Pars opercularis

Question 5

Area 45 lies where in inferior frontal gyrus?

Answer 5

Pars triangularis

Question 6

Areas 41 and 42

Answer 6

Primary auditory area in transverse temporal gyrus

Question 7

Area 22

Answer 7

Wernicke’s area in posterior segment of superior temporal gyrus in dominant hemisphere

95% of people have it on the left side of the brain

Question 8

Wernicke’s area is responsible for what?

Answer 8

Comprehension of written or spoken language

Damage can result in aphasia

Question 9

Area 17

Answer 9

Primary visual cortex on the banks of calcarine fissure