A couple of other terms to know:Sulcus (fissure)- a groove in brain matterGyrus- a protrusion or bump in the brain matterKnow the placement of these for examLongitudinal Fissure- longest fissure in the brainPrecentral gyrusPostcentral gyrusCentral FissureLateral fissureSuperior temporal gyrus***Don’t need to know about any arteries for this classCerebral Circulations (pg. 41-43)-Gray Matter- areas of the nervous system composed predominantly of cell bodies and capillary blood vessels that function either to collect and modify information or to support this activity-White matter- areas of the nervous system rich in fat-sheathed neural axons that form the connection between brain cells- Ventricle- there are four. They are cavities in the brain that contain cerebrospinal fluid that cushions the brain and may play a role in maintaining brain metabolismLateral Ventricles- wing-like; there are twoThird ventricle- connects lateral to the fourthFourth Ventricle-The Central Nervous SystemsThree main componentsBrainstemSpinal cordForebrainSpinal Cord-Acts as the relay station between the brain and bodyCommands from the brain sent throughout the body and information from the body to the brainBrainstemCentral structures of the brainHindbrain, midbrain, thalamus and hypothalamusUnconscious behaviorHindbrainMotor functionsCerebellum- fine motor controlReticular formation- arousalPons- communication between cerebellum and rest of brainMedulla- breathing, cardiovascularMidbrainSensory information (hearing and seeing) and orienting movementsTectum (roof)- sensory processingTegmentum (floor)- movements and pain perceptionDiencephalonIntegrates sensory and motor informationHypothalamus- temperature regulation, eating, drinking, and sexual behaviorThalamus- integrates information from all sensory sources and sends it to the cortex to be interpretedForebrainBasal Ganglia- voluntary movements of limbs and body; connected to thalamus and midbrainParkinson’s Disease- loss of dopamine in the brainTourette’s Syndrome- tics, involuntary vocalizationsLimbic System- motivated behaviors and some memoryAmygdala- emotionsHippocampus- memoryLimbic (cingulate) cortex- navigation in spacePSYC 260 1st EditionLecture 7Outline of Last LectureI. Anatomical OrientationII. The Nervous System: The BrainOutline of Current LectureIII. More TermsIV. The Central Nervous SystemCurrent Lecture- A couple of other terms to know:o Sulcus (fissure)- a groove in brain mattero Gyrus- a protrusion or bump in the brain matter- Know the placement of these for examo Longitudinal Fissure- longest fissure in the braino Precentral gyruso Postcentral gyruso Central Fissureo Lateral fissureo Superior temporal gyrus- ***Don’t need to know about any arteries for this class- Cerebral Circulations (pg. 41-43) -Gray Matter- areas of the nervous system composed predominantly of cell bodies and capillary blood vessels that function either to collect and modify information or to support this activity -White matter- areas of the nervous system rich in fat-sheathed neural axons that form the connection between brain cells - Ventricle- there are four. They are cavities in the brain that contain cerebrospinal fluid that cushions the brain and may play a role in maintaining brain metabolism- Lateral Ventricles- wing-like; there are two- Third ventricle- connects lateral to the fourth- Fourth Ventricle -The Central Nervous Systems- Three main componentso Brainstemo Spinal cordo Forebrain- Spinal Cord-o Acts as the relay station between the brain and bodyo Commands from the brain sent throughout the body and information from the body to the brain- Brainstemo Central structures of the brain  Hindbrain, midbrain, thalamus and hypothalamus Unconscious behavioro Hindbrain Motor functions Cerebellum- fine motor control Reticular formation- arousal Pons- communication between cerebellum and rest of brain Medulla- breathing, cardiovascular o Midbrain Sensory information (hearing and seeing) and orienting movements Tectum (roof)- sensory processing Tegmentum (floor)- movements and pain perceptiono Diencephalon Integrates sensory and motor information Hypothalamus- temperature regulation, eating, drinking, and sexual behavior Thalamus- integrates information from all sensory sources and sends it to the cortex to be interpreted o Forebrain Basal Ganglia- voluntary movements of limbs and body; connected to thalamus and midbrain Parkinson’s Disease- loss of dopamine in the brain Tourette’s Syndrome- tics, involuntary vocalizations Limbic System- motivated behaviors and some memory Amygdala- emotions Hippocampus- memory Limbic (cingulate) cortex- navigation in