Unit 3-B (C):Unit 3-B (C):The Cerebral The Cerebral

CortexCortexMr. McCormickMr. McCormickA.P. PsychologyA.P. Psychology

Do-NowDo-Now(In Journal)(In Journal)

IdentifyIdentify the parts of the the parts of the older brain structures older brain structures that are responsible for the that are responsible for the following following functionsfunctions::

Heartbeat:Heartbeat:

All senses except for smell:All senses except for smell:

Feeling angry:Feeling angry:

Memories of freshman year:Memories of freshman year:

Sexual arousal:Sexual arousal:

Body movement:Body movement:

Balance:Balance:

Reaching for food (survival):Reaching for food (survival):

Body temperature:Body temperature:

Structure of the Cerebral Structure of the Cerebral CortexCortex

Cerebral Cortex:Cerebral Cortex: Intricate fabric of interconnected neural Intricate fabric of interconnected neural

cells covering the cerebral hemispherescells covering the cerebral hemispheres The body’s ultimate control and The body’s ultimate control and

information-processing centerinformation-processing center

Glial Cells (Glia):Glial Cells (Glia): Cells in the nervous system that Cells in the nervous system that

support, nourish, and protect neuronssupport, nourish, and protect neurons

Structure of the Cerebral Structure of the Cerebral CortexCortex

Frontal Lobes:Frontal Lobes: Located behind the foreheadLocated behind the forehead Functions:Functions:

SpeakingSpeaking Muscle MovementsMuscle Movements JudgmentsJudgments

Parietal Lobes:Parietal Lobes: Located at the top/rear of the headLocated at the top/rear of the head Functions:Functions:

Sensory Input (Touch/Body position)Sensory Input (Touch/Body position)

Structure of the Cerebral Structure of the Cerebral CortexCortex

Occipital LobesOccipital Lobes Located at the back of the headLocated at the back of the head Includes Visual CortexIncludes Visual Cortex Functions:Functions:

Receives information from visual fieldsReceives information from visual fields

Temporal LobesTemporal Lobes Located roughly above the earsLocated roughly above the ears Includes Auditory CortexIncludes Auditory Cortex Functions:Functions:

Receiving information primarily from the opposite earReceiving information primarily from the opposite ear

Structure of the Cerebral Structure of the Cerebral CortexCortex

The Visual and Auditory The Visual and Auditory CortexCortex

The Visual and Auditory The Visual and Auditory CortexCortex

Which Which lobelobe is responsible is responsible for interpreting for interpreting visual visual informationinformation??

Which Which lobelobe is responsible is responsible for interpreting for interpreting auditory auditory informationinformation??

f.M.R.I.:f.M.R.I.:Stimulation of Visual Stimulation of Visual

CortexCortex

Functions of the Functions of the Cerebral CortexCerebral Cortex

Motor Cortex:Motor Cortex: Located at rear of frontal lobesLocated at rear of frontal lobes Controls voluntary movements Controls voluntary movements (Output)(Output)

Sensory Cortex:Sensory Cortex: Located at front of parietal lobesLocated at front of parietal lobes Registers and processes body touch and movement sensations Registers and processes body touch and movement sensations (Input)(Input)

Association Areas:Association Areas: Areas of the cerebral cortex that are not involved with primary Areas of the cerebral cortex that are not involved with primary

motor/sensory functionsmotor/sensory functions Involved in higher mental functions:Involved in higher mental functions:

LearningLearning RememberingRemembering ThinkingThinking SpeakingSpeaking

Functions of theFunctions of theMotor and Sensory Motor and Sensory

CortexCortex

Areas of the CortexAreas of the Cortexin Four Mammalsin Four Mammals

Association AreasAssociation Areas

What can be inferred What can be inferred

about organisms with about organisms with largerlarger association association

areasareas??

ReviewReview DescribeDescribe the the functionsfunctions of the following of the following

parts of the parts of the Cerebral CortexCerebral Cortex:: Frontal LobesFrontal Lobes Parietal LobesParietal Lobes Occipital LobesOccipital Lobes Temporal LobesTemporal Lobes Motor CortexMotor Cortex Sensory CortexSensory Cortex Association AreasAssociation Areas

HomeworkHomework Unit 3 Key People:Unit 3 Key People:

Chapter 4 Outline:Chapter 4 Outline: “Nature, Nurture, and “Nature, Nurture, and Human DiversityHuman Diversity

Research Study Response #1:Research Study Response #1: “One Brain or “One Brain or Two?” (Pgs. 1-11)Two?” (Pgs. 1-11)

Unit 3-B Quiz:Unit 3-B Quiz: “The Brain”“The Brain”

Unit 3 Project:Unit 3 Project: “3-D Brain Model”“3-D Brain Model”