THE NERVOUS SYSTEM CNS • Function The Spinal Cord • General Structure • Enclosed In: • Neural Foramen – length • Connects With: • Foramen magnum – need for protection Coverings • Coverings: • meninges (3) • Subarachnoid space • location • composition • diagnostic use Spinal Nerves • Caudal equina Finer Structures of Spinal Cord • Gray Matter • composition • function • horns (2) • horns form roots (2) • gray commisure • central canal Finer Structures of Spinal Cord • White matter • arrangement • columns contain tracts • description • names The Brain •General Structure •Protection •Skeletal •Membranous The Brain • Development • Neural Plate • Neural Tube and 3 swellings The Brain • Other Structures • Ventricles • Foramen of Monroe • Cerebral Aqueduct The Brain - finer structures • Brain Stem • Medulla • location • connection • gray matter vs. white matter • function • kinds of reflexes The Brain • Brain stem • Pons • Structure • Composition • Nerves The Brain • Brain stem • Midbrain • Location • Composition: • Cerebral peduncles • Substantia nigra • Tegmentum • Corpora quadrigemina • Cerebral aqueduct The Brain • Cerebellum • Location • Structure • Cortex The Brain • Cerebellum • White Matter • Cerebellar Nuclei • Dentate Nuclei • Furrows • Divisions • Functions The Brain • Interbrain • Contains structures (2) • Location • How functions were determined Interbrain • The Thalamus • Function • Result of Injury Interbrain • The Hypothalmus • Function • Reason for these functions • Result of Injury The Brain • The Cerebrum • Size • Complexity • Structure • Sections (2) • Longitudinal fissure The Cerebrum • Lobes • Number • Names • Fissures forming lobes • Covering • Cerebral Cortex The Cerebrum • Cerebral Cortex • Three types of Axons • Four Areas PNS • Components (3) • Divisions (2) • Spinal Nerves • Number • Formation PNS • Cranial Nerves • Formed from • Areas served • Exception • Kinds of Action PNS • The Somatic Division • Includes: • receptors • nerves (3 types) PNS • The Autonomic Division • Functions • Also called: (example) • Subdivisions • Organization • kinds of cells Physiology of the Nervous System • Reflex Activity • Reflex • Types of Reflexes (2) • Reflex Arc Physiology of the Nervous System - higher functions • Cerebrum • Primitive Cortex - limbic, basal ganglion • Functional Centers • Four Centers - motor, sensory, speech, associative • Motor Center • Sensory Center • Associative Center Physiology of the Nervous System - higher functions • Cerebrum • Learning and Memory • Somesthetic Sense • Sleep Physiology of the Nervous System • Functions of the ANS • Antagonistic Actions • Chemical Regulation Disorders of the Nervous System • Cerebral Palsy • Epilepsy • Parkinson’s Disease • Cerebral Apoplexy.