UT Arlington BIOL 3322 - Continue Nervous System (3 pages)

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Continue Nervous System



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Continue Nervous System

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nervous system structure and function


Lecture number:
3
Pages:
3
Type:
Lecture Note
School:
University of Texas at Arlington
Course:
Biol 3322 - Brain and Behavior
Edition:
1

Unformatted text preview:

BIOL 3322 1nd Edition Lecture 3 II III a Cortex i Cortical layers cytoarchitectonic map ii 6 layers of cells gray matter iii Memory cortex iv Precentral v Integrative sensory output to other parts of the brain efferent vi Sensory cortex vii Post central cortex Somatic NS a Monitored controlled by the CNS b Cranial nerves by the brain i Olfactory smell ii Optic vision iii Oculomotor eye movement iv Trochlear eye movement v Trigeminal masticatory movements facial sensation vi Abducens eye movement vii Facial facial movement sensation viii Auditory vestibular hearing balance ix Glossopharyngeal tongue pharynx movement sensation x Vagus heart blood vessels viscera movement of larynx pharynx xi Spinal accessory neck muscles xii Hypoglossal tongue muscles c Spinal nerves by the spinal cord segments i Dermatome area of the skin supplied with afferent nerve fibers by a single spinal cord dorsal root ii Cervical nerves iii Thoracic nerves iv Lumbar nerves v Sacral nerves d Connections of the somatic NS i Sensory neuron fibers entering the dorsal root being sensory info from sensory receptors ii Motor neuron fibers leaving the ventral root carry motor info to the muscles iii inside gray matter collateral branches of sensory neurons may cross to the other side influence motor neurons there iv White matter fiber tracts carry info to from the brain Autonomic NS These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute IV V VI VII VIII IX X XI XII a Sympathetic fight or flight b Parasympathetic rest digest Ten principles a 1 NS produces movement w in a perceptual world the brain creates b 2 details of NS functioning are constantly changing an attribute call beuroplasticity c 3 terms of the brain are organized into multiple parallel pathways d 4 the CNS functions on multiple levels e 5 brain is both symmetrical asymmetrical f 6 brain systems are organized both hierarchically in parallel



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