MED TERM CHAP 20

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Author:
Laweezy
ID:
2572
Filename:
MED TERM CHAP 20
Updated:
2009-12-09 20:51:25
Tags:
MED TERM-CNS
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Description:
CHAP 20 NERVOUS SYSTEM/BRAIN
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  1. CENTRAL NERVOUS SYSTEM/CNS
    Includes brain & spinal cord as 2 bases of operation
  2. PERIPHEAL NERVOUS SYSTEM
    spinal &cranial nerves
  3. AUTONOMIC NERVOUS SYSTEM
    SYSTEM CONTROLS ACTIVITY CONDUCTED AUTOMATICALLY BY CERTAIN PERIPHEAL NERVES
  4. CEREBRUM
    LARGE PART OF BRAIN/ BALANCE&CONTROL
  5. CEREBELLUM
    2ND LARGEST PART OF BRAIN, "LIL BRAIN"
  6. MIDBRAIN
    UPPER PART OF BRAINSTEM
  7. DIENCEPHALON
    SECTION B/T MIDBRAIN&CEREBRUM
  8. CEREBRAL CORTEX
    OUTER SURFACE OF CEREBRUM RESPONSIBLE FOR GENERATION OF IMPULSES
  9. LATERAL VENTRICLE
    CAVITY OF BRAIN EXTENDING FROM FRONTAL PORTION OF CEREBRAL HEMI. TO POSTERIOR LOBE
  10. NEURON
    BASIC UNIT OF NERVOUS SYSTEM
  11. CELL BODY
    PART OF CELL CONTAINING NUCLEUS & SURROUNDING CYTOPLASM
  12. NUCLEUS
    CENTRAL CONTROLLING STRUCTURE IN A LIVING CELL
  13. AFFERENT NEURON
    SENSORY; CARRY SIGNALS TO BRAIN
  14. EFFERENT NEURON
    STIMULATE CONTRACTIONS OR RELAX MUSCLES & SPURS GLAND ACTIVITY
  15. SYNAPSE
    JUNCTION B/T NEURONS
  16. MENINGES
    MEMBRANE COVERING BRAIN & SPINAL CORD
  17. DURA MATER
    OUTER MEMBRANE OF MENINGES
  18. ARACHNOID
    WEBLIKE MEMBRANE BTWEEN DURA MATER & PIA MATER
  19. PIA MATER
    INNER MEMBRANE OF MENINGES
  20. CSF
    CEREBROSPINAL FLUID/ LUMBAR PUNCTURE-DETECTS ABN SUBSTANCES & VARIATIONS IN CSF
  21. ELECTROENCEPHALOGY
    STUDY OF BRAIN USING ELECTRODES
  22. ELECTROMYOGRAPHY
    STUDY CONTRACTIONS OF MUSCLE FROM ELEC STIM. (EMG)
  23. MYELOGRAPHY
    XRAY STUDY OF SPINAL CANAL & CORD AFTER CONTRAST DYE INJECTED INTO SUBARACHNOID SPACE
  24. CRANIOTOMY
    ANY OPERATION TO OPEN THE CRANIUM
  25. CAROTOID ENDARECTOMY
    ?
  26. LP
    LUMBAR PUNCTURE
  27. ANEURYSM
    SAC FORMED BY LOCALIZED DILATION OF WALLS OF ARTERY OR VAIN
  28. HYDROCEPHALUS
    ABN. ACCUMULATION OF SPINAL FLUID W/IN BRAIN VENTRICLES
  29. CVA
    STROKE
  30. TIA
    MINI STROKE
  31. ENCEPHALITIS
    INFLAMMATION OF BRAIN TISSUE
  32. MENINGITIS
    INFLAMM OF MENINGES( MEMBRANES OF SPINAL CORD OR BRAIN)
  33. CAROTOID ENDARTERECTOMY
    REMOVAL OF PLAQUE OR THICKENED LINING OF A CARTOID ARTERY TO UNCLOG IT
  34. SHINGLES
    VIRAL DISEASE AFFETING PERIPHEAL NERVES
  35. CONTUSION
    BRUISE OF BRAIN FROM IMJURY
  36. CONCUSSION
    POST TRAUMATIC SYND-HEADACHE MEMORY LOSS, DIZZINESS
  37. BELL'S PALSY
    DISEASE CAUSING PARALYSIS OF ONE SIDE OF FACE
  38. VASCULAR DEMENTIA
    ATROPHY & DEATH OF BRAIN CELLS
  39. HUNINGTONS CHOREA
    INHERITED DX-MID AGE PROGRESSIVE DEGENERATION OF BRAIN
  40. TETANUS
    ACUTE OFTEN FATAL INFECTION OF NERVE TISSUE BY BACTERIA COLSTRIDIUM TETANI
  41. CEPHAL/O
    HEAD
  42. CEREBELL/O
    CEREBELLUM
  43. ENCEPHAL/O
    BRAIN
  44. GANGLI/O
    SWELILING
  45. MYEL/O
    MARROW, SPINAL CORD
  46. NEUR/O
    NERVE/ NERVOUS SYST
  47. PONT/O
    PONS
  48. SPONDYL/O
    VERTEBRA
  49. THALAM/O
    THALAMUS
  50. PARTS OF A NEURON
    • CELL BODY
    • DENDRITES
    • AXON
    • NUCLEUS
  51. MYELIN
    WHITE FATTY SHEATH COVERING AXON
  52. 3 CLASSES OF NEURONS
    • 1.AFFERENT/SENSORY-CARRY SIGNALS TO BRAIN OR SPINAL CORD
    • 2.EFFERENT/MOTOR-STIMULATE CONTRACTIONS OR RELAXATION OF MUSCLES & SPUR GLAND ACTIVITY
    • 3.INTER NEURONS-SHUTTLE MESSAGES BACK N FORTH THRU CNS PATHWAY
  53. NERVOUS SYSTEM PROTECTORS
    SKULL,SPINAL COLUMN, & CSF WHICH ACTS AS A SHOCK ABSORBER
  54. BRAIN CONTAINS ABOUT 12 BILLION....
    NERVE CELLS
  55. CEREBRUM IS DIVIDED INTO HALVES CALLED-
    HEMISPHERES-CAUSED BY A DEEP VERTICAL FISSURE AKA SULCI
  56. FRONTAL LOBE
    ANTERIOR LOBE OF BRAIN CONTROLS VOLUNTARY MUSCLES
  57. PARIETAL LOBE
    SENSORY AREAS--DISTANCE, SIZE, SHAPE, TASTE & SPEECH
  58. TEMPORAL LOBE
    HEARING, SMELL, MEMORY & LEARNING
  59. OCCIPITAL LOBE
    BACK OF BRAIN-VISION
  60. LARGEST VENTRICLES OF BRAIN (2 OF 4)
    LATERAL VENTRICLES
  61. BRAINSTEM COMPOSED OF
    • MEDULLA OBLONGATA-HEART BEAT,BREATHING, CIRCULATION
    • PONS
    • MIDBRAIN
  62. CHIEF FUNCTION OF CEREBELLUM
    BRINGS BALANCE HARMONY N COORDINATION
  63. DIENCEPHALON COMPOSED OF
    • THALAMUS
    • HYPOTHALAMUS
    • EPITHALAMUS
  64. 2 FUNCTIONS OF SPINAL CORD
    • REFLEX ACTIVITIES
    • PATHWAY FOR CONDUCTING SENSORY IMPULSES
  65. 4 PARTS OF SPINAL CORD
    CERVICAL, THORASIC, LUMBAR, SACRAL
  66. PERIPHEAL NERVOUS SYSTEM IS COMPOSED OF
    • SPINAL CRANIAL NERVES/12 CRANIAL NERVES
    • 31 PAIRS OF SPINAL NERVES CARRY VOLUNTARY N INVOLUNTARY IMPULSES EMERGE FROM SPINAL CORD N REGULATE ACTIVITIES OF DIFF PARTS OF BODY. NAMED AFTER CORRESPONDING VERTEBRA
  67. CRANIAL NERVES
    • 12 PAIRS-4 IN FRONT OF BRAIN-4 RELATED TO PONS-4 ATTACHED TO MEDULLA
    • GENERAL SENSE IMPULSES LIKE PAIN N TOUCH/VOLUNTARY N INVOLUNTARY CONTROL OF MUSCLES
  68. AUTONOMIC NERVOUS SYSTEM
    • AUTO. CONTROLS INVOLUNTARY BODY FUNCTIONS BASED ON FEEDBACK FROM SENSORY NERVES.
    • IE: ACTIONS OF GLANDS-SMOOTH MUSCLES OF HOLLOW ORGANS & HEART
  69. DIVISIONS OF AUTONOMIC NERVOUS SYSTEM
    • SYMPATHETIC-INCREASES ACTIONS OF GLANDS & MUSCLES
    • PARASYMPATHETIC-DECREASES THOSE ACTIONS

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