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LEC 1A ANATOMY OF THE NERVOUS SYSTEM Cogs 17 * UCSD

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Page 1: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

LEC1A

ANATOMYOFTHENERVOUSSYSTEM

Cogs17*UCSD

Page 2: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Consciousness–"TheHardProblem"

Page 3: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Mid-SaggittalSection

Tegmentum

&

Mid-brain

Page 4: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

PlanerViewsoftheBrain

Coronal

Page 5: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

PlanerViewsoftheBrain

Coronal

Horizontal

Saggital

Coronalplane

Page 6: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Lateral&Medial

Lateral

Medial

Page 7: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Dorsal&Ventral

InHumans,"Dorsal"=TOPofBrain&REARofSpinalCord

"Ventral"=BOTTOMofBrain&FRONTofSpinalCord

Page 8: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

BilateralStructureNervousSystemduplicatedonright&left

Page 9: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Ipsi-lateral(sameside)andContra-lateral(oppositeside)Connections

Ipsi-lateralconnections

Contra-lateralconnections

Page 10: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

SupportStructures:TheMeningesSurroundsCNSunderbone

P A D

SpacefilledwithCerebralSpinalFluid=shockabsorber

Page 11: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Ventricles

Produce,andfilledwith,CerebralSpinalFluid(CSF)

Page 12: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Hydrocephalus

IfCSFdoesnotdrainproperly,canbuildupinVentricles

Page 13: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

BloodVesselsinBrain

Brain=2%ofbodyweight,uses20%ofbloodsupply!

Page 14: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Blood-BrainBarrierExercisingtightcontrolsoverwhatenters

brainfrombloodstream

Page 15: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Blood-BrainBarrierExercisingtightcontrolsoverwhatenters

brainfrombloodstream

Page 16: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

CNS&PNS

CNSCentralNervousSystem

=Brain&SpinalCord

Surroundedbyboneandmeninges

PNSPeripheralNervousSystem

SOMATICSystem=Interactionw/externalenv.

AUTONOMICSystem=Regulatesinternalenv.

Page 17: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Mid-SaggitalSectionincluding....HINDBRAIN

Medullaoblongada Cerebellum

Page 18: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Brainstem

Page 19: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

HINDBRAIN:Medulla

Medullaoblongada- Primalreflexes

Page 20: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

HINDBRAIN:Pons

Page 21: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

CranialNerves

MostCranialNervesalsoenter/exitMedulla&Pons

Page 22: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

HINDBRAIN:Cerebellum

MotorProgramsw/realtimesensorycoordination

Page 23: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

HINDBRAIN:Cerebellum

MNEMONIC:

Sarah the ballerinahas a hell of a cerebellum!

Page 24: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

MIDBRAIN

SuperiorColliculus(VisualMotion)

InferiorColliculus(AuditoryMotion)

TECTUM

Page 25: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

MIDBRAIN

MotorPathways&some

CranialNerves

TEGMENTUM

Page 26: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

MIDBRAIN

MIDBRAINMNEMONIC:

Tectumtodetect’em,Tegmentum

formomentum

Page 27: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Diencephalon ofForebrain:THALAMUS

Projectsto/ReceivesfromSensory,Motor&Arousalsystems

Page 28: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Diencephalon ofForebrain:

Hypothalamus

Neuro-Endrocrine(Brain+Hormone)

System

Oversees4Fs+Temp+Clock

CommunicatestoPITUITARYGLAND(the"master"gland)

Page 29: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

Telencephalon:AllotherForebrainStructures

Page 30: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

LimbicSystem- Motivation

Page 31: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

LimbicSystem- Motivation

Page 32: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

LimbicSystem- MotivationCINGULATEGYRUS

+/- EvaluatorA"Re-Entrant"System

OLFACTORYBULB- Smell

AMYGDALA- Emotion

HIPPOCAMPUS- Memory

...andMORE!

Page 33: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

BasalGanglion

OrganizingactivityintoTASKS

AnotherRE-ENTRANT

System

Page 34: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

BasalGanglion

ParkinsonsDisease:Compromisedconnections

fromTegmentumtoBasalGanglia>>Motordeficits

Page 35: LEC 1A ANATOMY OF THE NERVOUS SYSTEMpages.ucsd.edu/~johnson/COGS17/17W20Lec1aNeuroanatSlides.pdfCNS & PNS CNS Central Nervous System = Brain & Spinal Cord Surrounded by bone and meninges

BasalForebrain

ACh arousesCortex

GABA de-arousesCortex

ReceivesfromRaphe/ReticularArousalSysteminBrainstem


3 Meninges

Meninges UNY

Spinal meninges

Chapter 8 - Nervous System II...Chapter 8: Nervous System II BIO 105 Protection for the Central Nervous System 1. Encased in hard bony structures 2. Meninges 3. Cerebrospinal fluid

Meninges sv

1 The NERVOUS SYSTEM Spinal Cord and Spinal Nerves and meninges Dr. K V K 23.04.2011

Lecture 9 Sexual Development & Behaviorpages.ucsd.edu/~johnson/COGS17/17W20Lec9SexSlides.pdf · Lecture 9 Sexual Development & Behavior Cogs17 * UCSD. The Hypothalamus Interface with

The Meninges

02a-COGS17-Fetal Alcohol Syndrome

CBSE NCERT Solutions for Class 11 Biology Chapter 21...part of the central nervous system (CNS). The cranial meninges protect the brain. The meninges are made up of three layers: the

Chapter 7 – Part 4 The Nervous System. Protection of the Central Nervous System 1.Scalp and skin 2.Skull and vertebral column 3.Meninges 4.Cerebro- spinal

MARY ET BOYLE, PH.D. DEPARTMENT OF COGNITIVE SCIENCE UCSDpages.ucsd.edu/~mboyle/COGS17/cogs17-pdf-files/02b-COGS17-Hunt… · Huntington’s Disease & Early Nervous System Development

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Meninges karla

Meninges the_spinal_cord

The Nervous System. Protection of the Central Nervous System Scalp and skin Skull and vertebral column Meninges Cerebrospinal fluid (CSF) Blood-brain

The Nervous System - Brian John Piccolobrianjohnpiccolo.com/index_htm_files/IRG_10 Divisions of Central... · The meninges Dura mater ... Spinal and cranial meninges b. Cervical and

2. Meninges

Cranial meninges

Central Nervous System: The Brain Anatomy of the Brain Cerebral Hemispheres Diencephalon Brain Stem Cerebellum Protection of the CNS Meninges

LEC 1A ANATOMY OF THE NERVOUS SYSTEMjohnson/COGS17/17W20Lec1aNeuroanatSlides.pdfANATOMY OF THE NERVOUS SYSTEM Cogs 17 * UCSD. ... MNEMONIC: Sarah the ballerina has a hell of a cerebellum!

 The Meninges

01-COGS17-The Nervous Systempages.ucsd.edu/~mboyle/COGS17/cogs17-pdf-files/01-COGS17-The... · COGS17 ‐01‐The Nervous System 9/24/2009 3 The brain must know what is happening

The Neurological Control of Movement - UC San …pages.ucsd.edu/~mboyle/COGS17/cogs17-pdf-files/COGS17...11/13/2009 1 The Neurological Control of Movement Mary ET Boyle, Ph.D. Department

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The Central Nervous System Overview of the central nervous system Meninges, ventricles, cerebrospinal fluid & blood supply Spinal cord Hindbrain and midbrain

The Nervous System: Spinal Nerveslibvolume7.xyz/.../humanphysiology/nerve/nervenotes2.pdfFigure 14.2a The Spinal Cord and Spinal Meninges Anterior view of spinal cord showing meninges

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Endocrine and Nervous Systems - Velocity Healthcare · Nervous System Procedures •Skull, Meninges, and Brain •Various methods may be used to pierce the skull and access the brain

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Central Nervous System: Part 2 · Central Nervous System: Part 2 Explain spinal cord anatomy, including gray and white matter and meninges (give the general functions of this organ)

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Infections of The Central Nervous System. CNS Infections: Encephalitis: Infection of brain parenchyma. Meningitis: Infection of meninges. Meningoencephalitis

ivyanatomy.comivyanatomy.com/101-lab-11-nervous-system-i-2019.docx · Web viewSpinal Cord and Meninges Know 3 meninges-Dura mater Arachnoid mater Subarachnoid space – cerebrospinal