nervous system unit6.8 pages 104 -108. key terms u autonomic nervous system u brain u central...
TRANSCRIPT
![Page 1: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/1.jpg)
Nervous System
UnitUnit
6.86.8
Pages 104 -108Pages 104 -108
![Page 2: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/2.jpg)
Key Terms
autonomic nervous systemautonomic nervous system brainbrain central nervous systemcentral nervous system cerebrumcerebrum diencephalondiencephalon hypothalamushypothalamus medulla oblongatamedulla oblongata
![Page 3: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/3.jpg)
Terms (cont....)
cerebellumcerebellum meningesmeninges midbrainmidbrain nervesnerves neuronneuron parasympatheticparasympathetic peripheral nervous systemperipheral nervous system
![Page 4: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/4.jpg)
Terms (cont....)
ponspons spinal cordspinal cord sympatheticsympathetic thalamusthalamus ventriclesventricles gangliaganglia
![Page 5: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/5.jpg)
Nervous System
Definition of nervous system Definition of nervous system – complex highly organizedcomplex highly organized– coordinates activities of the bodycoordinates activities of the body– enables body to respond and adaptenables body to respond and adapt
![Page 6: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/6.jpg)
Structures of the Nervous System
Neurons Neurons – basic structural unitbasic structural unit– contains a nucleuscontains a nucleus– dendritesdendrites– axonaxon– myelin sheathmyelin sheath– synapsesynapse
![Page 7: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/7.jpg)
Nervous System Structure
Nerves Nerves – combination of nerve fiberscombination of nerve fibers– Afferent nervesAfferent nerves– EfferentEfferent– Connecting NervesConnecting Nerves
![Page 8: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/8.jpg)
Central Nervous System
BrainBrain– cerebrumcerebrum– cerebellumcerebellum– diencephalondiencephalon
thalamusthalamus hypothalamushypothalamus
– MidbrainMidbrain– ponspons– medulla oblongatamedulla oblongata
![Page 9: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/9.jpg)
Central Nervous System
Spinal CordSpinal Cord MeningesMeninges
– dura materdura mater– arachnoid membranearachnoid membrane– pia materpia mater
VentriclesVentricles Cerebrospinal FluidCerebrospinal Fluid
![Page 10: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/10.jpg)
Peripheral Nervous System
Peripheral Nervous SystemPeripheral Nervous System– somatic somatic
12 pairs cranial nerves12 pairs cranial nerves 31 pairs of spinal nerves 31 pairs of spinal nerves
– autonomic nervous systemautonomic nervous system sympatheticsympathetic parasympatheticparasympathetic
![Page 11: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/11.jpg)
Diseases and Disorders
Cerebral PalsyCerebral Palsy– disturbance in voluntary muscle action disturbance in voluntary muscle action
– caused by brain damagecaused by brain damage
– Three formsThree forms spasticspastic athetoidathetoid atacticatactic
– SymptomsSymptoms
– TreatmentTreatment
![Page 12: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/12.jpg)
Diseases and Disorders
Cerebrovascular Accident (CVA)Cerebrovascular Accident (CVA)– also called strokealso called stroke– occurs when blood flow to the brain is impairedoccurs when blood flow to the brain is impaired– results in lack of oxygen and destruction of results in lack of oxygen and destruction of
brain tissuebrain tissue– CausesCauses– SymptomsSymptoms– TreatmentTreatment
![Page 13: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/13.jpg)
Diseases and Disorders
EncephalitisEncephalitis– inflammation of the braininflammation of the brain– CausesCauses– SymptomsSymptoms– TreatmentTreatment
![Page 14: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/14.jpg)
Diseases and Disorders
Epilepsy or seizure syndromeEpilepsy or seizure syndrome– abnormal electrical impulses abnormal electrical impulses
– CausesCauses
– Types of seizuresTypes of seizures idiopathicidiopathic petit malpetit mal partial or Jacksonianpartial or Jacksonian tonic - clonic or grand maltonic - clonic or grand mal
– SymptomsSymptoms
![Page 15: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/15.jpg)
Diseases and Disorders
Hydrocephalus Hydrocephalus – excessive accumulation of spinal fluidexcessive accumulation of spinal fluid– SymtomsSymtoms– TreatmentTreatment
MeningitisMeningitis– inflammation of meningesinflammation of meninges– SymptomsSymptoms– TreatmentTreatment
![Page 16: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/16.jpg)
Multiple Sclerosis
Chronic, progressive, disablingChronic, progressive, disabling Cause UnknownCause Unknown Early SymptomsEarly Symptoms Disease ProgressDisease Progress TreatmentTreatment
![Page 17: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/17.jpg)
Neuralgia and Paralysis
Nerve painNerve pain CausesCauses TreatmentTreatment
Brain and spinal cord Brain and spinal cord HemiplegiaHemiplegia ParaplegiaParaplegia QuadriplegiaQuadriplegia TreatmentTreatment
![Page 18: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/18.jpg)
Diseases and Disorders
Parkinson’s DiseaseParkinson’s Disease chronic, progressivechronic, progressive SymptomsSymptoms LevodopaLevodopa TreatmentTreatment
ShinglesShingles herpes zosterherpes zoster inflammation nerve inflammation nerve
cellscells SymptomsSymptoms TreamentTreament
![Page 19: Nervous System Unit6.8 Pages 104 -108. Key Terms u autonomic nervous system u brain u central nervous system u cerebrum u diencephalon u hypothalamus](https://reader035.vdocuments.us/reader035/viewer/2022062720/56649f005503460f94c15e04/html5/thumbnails/19.jpg)
Test in 2 days