The Central Nervous System
Chapter 12
Embryonic Development
Embryonic Development
Embryonic Development
Ventricles of the Brain
Cerebral Hemispheres
Cerebral Hemispheres
Gray Matter versus White Matter
Cerebral Cortex
Cerebral Cortex
Cerebral Cortex: Motor and Sensory Areas
White Matter of the Cerebrum
White Matter of the Cerebrum
Basal Nuclei
White Matter of the Cerebrum
Diencephalon
Diencephalon
Brain Stem
Brain Stem
Cerebellum
Cerebellum
Limbic System
Reticular Formation
Meninges
Meninges
Cerebrospinal Fluid
Location and Circulation of CSF
Spinal Cord Anatomy
Spinal Cord Anatomy
Spinal Cord Anatomy
Ascending and Descending Tracts
Ascending and Descending Tracts
Ascending and Descending Tracts
CNS Physiology
Brain Wave Patterns
Consciousness
Sleep and Sleep-Awake Cycles
Memory
Brain Wave Patterns
Consciousness
Alertness
Drowsiness or lethargy
Stupor
Coma
Sleep and Sleep-Awake Cycles
Memory
Storage and retrieval of information
Two distinct stages of memory Short-term memory (STM) Long-term memory (LTM)
Factors affecting transfer from STM to LTM
Memory Processing
Memory Processing
Memory Processing
Homeostatic Imbalances of the CNS
Epileptic Seizure Fainting (syncope) Concussion Coma CVA Paralysis Cerebral palsy Amnesia Narcolepsy Insomnia Sleep apnea
Meningitis Encephalitis Poliomyelitis Hydrocephalus Microencephaly Anencephaly Spina bifida Alzheimer’s Disease Parkinson’s Disease Huntington’s
Disease
Hydrocephalus
Spina Bifida