Chapter 12 Functional Areas of Cerebral Cortex

Motor Areas

Primary Motor Area

Premoter Area

Broca’s Area

Frontal Eye Field

Primary Motor Area Function

conscious control of skeletal muscles

Primary Motor Area Location

Precentral gyrus of Frontal lobe

Premotor Area Function

Learned motor skills

Premotor Area Location

Frontal Lobe

Brocha’s Area Function

Speech production

Brocha’s Area Location

Frontal lobe, usually lateralized to left hemisphere

Frontal Eye Field Function

Voluntary eye movement

Sensory Areas

Primary Somato-Sensory Area

Primary Visual Area

Primary Auditory Area

Visceral Sensory Area

Primary Somato-Sensory Area Function

Receives sensory info from skin and skeletal muscles

Primary Somato-Sensory Area Location

Postcentral gyrus of Parietal

Primary Visual Area Function

Receives visual info from retina of eye

Primary Visual Area Location

Occipital lobe

Primary Auditory Area Function

Receives sound info from ear

Primary Auditory Area Location

Temporal lobe

Visceral Sensory Area Function

Perception of visceral sensations

Visceral Sensory Area Location

Insula

Association Areas

Prefrontal Cortex

Wernicke’s Area

Prefrontal Cortex Function

Intellect, judgement, reasoning, conscience

Prefrontal Cortex Location

Frontal lobe

Wernicke’s Area Function

Language interpretation

Wernicke’s Area Location

Along lateral sulcus, usually lateralized to left hemisphere