Term
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Definition
| I. Sensory - Sense of Smell |
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Term
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Definition
| II. Sensory - Sense of Vision |
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Term
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Definition
| III. Motor - Eye movement, lens accommodation, pupillary reflex |
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Term
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Definition
| IV. Motor - Eye movement, |
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Term
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Definition
| V. Motor & Sensory - Facial Sensations, mouth movements |
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Term
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Definition
| VI. Motor - Abducts the eye |
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Term
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Definition
| VII. Motor & Sensory - Facial expressions, lacrimation, taste, salivation |
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Term
| VIII. Auditory (vestibulo-cochlear) Nerve |
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Definition
| VIII. Sensory - Balance & Hearing |
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Term
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Definition
| IX. Motor & Sensory - Swallowing, Salivation, Throat Sensations, Blood Pressure/Chemistry sensations: carotid artery. |
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Term
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Definition
| X. Motor & Sensory - Swallowing, throat sensations, heart rate, viscera regulation |
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Term
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Definition
| XI. Motor - Neck & throat movement |
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Term
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Definition
| XII. Motor - Tongue movement |
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Term
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Definition
| Central Nervous System - Brain and Spinal cord |
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Term
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Definition
| peripheral nervous system - Cranial and spinal nerves - (ganglia and sensory receptors) |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| CNS - Maintain blood/brain barrier, most abundant cell |
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
| PNS - form sheaths around peripheral axons |
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Term
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Definition
| PNS - regulate intercellular environment |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| short extensions of the cell body that receive information. |
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Term
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Definition
| Conduct Action potentials |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| Most efferent neurons - eg, interneurons. have many dendrites |
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Term
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Definition
| Rare neuron, in eye, ear, olfactory mucosa. have dendrites at one end, axon at the other |
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Term
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Definition
| moster afferent neuron -dendrites transfer directly to axon without input from cell body. |
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Term
| Sensory (Afferent) Neurons |
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Definition
| from sense organ, towards CNS |
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Term
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Definition
| from CNS towards effector muscle/gland |
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Term
| Interneurons (association) |
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Definition
| CNS - connect sensory and motor neurons. |
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Term
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Definition
| surrounds each nerve fibre |
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Term
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Definition
| around fascicles (which contain axons/nerves) |
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Term
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Definition
| surrounds multiple fascicles. |
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Term
| Sensory (afferent) Nerves |
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Definition
| bundle of axons from sense organ to central nervous system |
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Term
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Definition
| axons that go from CNS to effector organ |
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Term
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Definition
| both sensory and motor fibers - contain both afferent and efferent axons. |
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Term
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Definition
| The systems of membranes which surround the CNS |
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Term
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Definition
| Outermost Meninge (Hard mother) |
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Term
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Definition
| Second Meninge. Separated from the dura mater by the subdural space. beneath it is the sub arachnoid space. |
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Term
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Definition
| Innermost Meninge. Vascular, clings to the brain. |
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Term
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Definition
| A ridge in the surface of the brain |
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Term
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Definition
| A groove in the surface of the brain |
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Term
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Definition
| a deep groove in the surface of the brain |
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Term
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Definition
| On top/side of brain, contains somatic sensory association area. |
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Term
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Definition
| Front of the brain - contains primary motor cortex - voluntary movement of specific body parts |
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Term
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Definition
| Back of the brain - Visual cortex |
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Term
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Definition
| Side of brains - Auditory perception, long term memory (hippocampus) |
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Term
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Definition
CSF - watery cushion, produced by choroid plexus
found in 3rd, 4th, and lateral ventricles of the brain. (see page 289) |
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Term
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Definition
| (1st and 2nd) Superior to other ventricles, largest - horn shaped? connect to third ventricle through interventricular foramen |
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Term
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Definition
| between left and right lateral ventricle, connects with them anteriorly by interventricular foramen, connects to fourth ventricle posteriorly by cerebral aqueduct. |
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Term
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Definition
| Extends from cerebral aqueduct (where it connects to third ventricle) to the obex. |
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Term
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Definition
| the forebrain - most superior region of CNS |
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Term
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Definition
| The "little brain." Coordination, precision, and accurate timing. Fear & Pleasure responses. |
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Term
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Definition
| Perceives scent - on the inferior side of the brain. Supported by the cribriform plate |
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Term
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Definition
| Fiber tracts in the midbrain that connect the pons with the cerbrum |
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Term
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Definition
| Motor and sensory fiber tracts, connecting the brain with lower CNS centers |
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Term
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Definition
| Lowest brain stem region - composed primarily of fiber tracts - cardiac, respiratory, vomiting, vasomotor centers, deals with autonomic, involuntary functions. |
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Term
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Definition
| Connection between the two hemispheres of the brain - largest white matter structure in the brain. |
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Term
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Definition
| Near joint of two thalamic bodies, produces melatonin |
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Term
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Definition
| A band like fiber track concerned with olfaction as well as limbic system functions. |
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Term
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Definition
| A major integration and relay station for sensory impulses, passing upwards to the corticosensory areas for localization and interpretation - directs signals to the areas of the brain. |
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