Chapter 2 Vocabulary 3/4

Corticalization

The evolutionary increase in the relative size of the cerebral cortex 

Split-Brain Operation

Cutting the corpus callosum 

Lobes of the Cerebral Cortex

Areas on the left and right cortex bordered by major  fissures or defined by their functions 

Frontal Lobes

Areas of the cortex associated with movement, the sense of self, and the higher mental functions

Primary Motor Area

A brain area associated with the control of movement  

Mirror Neuron

A neuron that becomes active when a motor action is carried out when another organism is observed carrying out the same action 

Associated Areas

All areas of the central cortex that are not primarily sensory or motor functions  

Aphasia

A speech disturbance resulting from brain damage 

Broca’s Area

A language area related to grammar and punctuation

Prefrontal Cortex

The very front of the frontal lobes; involved in sense of self, reasoning, and planning

Parietal Lobes

Areas of the cortex in which bodily sensations resistor

Primary Auditory Area

The part of the temporal lobe in which auditory information is first registered  

Wernicke’s Area

 A temporal lobe brain area related to language comprehension 

Occipital Lobes

Portion of the cerebral cortex in which vision registers in the brain 

rimary Visual Area

he part of the occipital lobe that first receives input from the eyes  

Visual Agnosia

An inability to identify seen objects  

Facial Agnosia

An inability to perceive familiar faces  

Subcortex

All brain structures below the cerebral cortex 

Brainstem

The lowest protein of the brain, including the cerebellum, medula, pons, and reticular formation 

Medulla

The structure that connects the brain with the spinal cord and contains vital info functions  

Pons

An area on the brainstorm that acts as a bridge between the medulla and other structures

Cerebellum

A brain structure that controls posture, muscle tone, and coordination