526 quiz 8

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cong10
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46610
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526 quiz 8
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2010-11-01 20:40:52
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526 quiz 8 chp 13 pgs 310-318
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  1. a dynamic equilibrium of the internal environment of the body, maintained by the nervous system
    homeostasis
  2. the study of behavior and the function and processes of the mind
    • psycho-logy
    • psycho=mind, logy=study of
  3. means pertaining to the mind
    psychologic
  4. the study of the processes and function of the body
    • physio-logy
    • physi/o=nature
  5. sensory receptors that detect changes that occur inside and outside the body; some receptors monitor changes such as changes in room temp, and other receptors monitor changes within the body such as body temperature
    afferent receptors
  6. signals to muscles and glands to cause an effect
    efferent
  7. the part of the nervous system under conscious or voluntary control
    somatic nervous system
  8. the part of the nervous system that relates to involuntary or autonomic body functions
    autonomic nervous system
  9. the control center, includes the brain and spinal cord
    CNS, central nervous system
  10. consists of the various nerve processes that connect the brain and spinal cord with receptors, muscles and glands
    PNS, peripheral nervous system
  11. conduct impulses either to or from the nervous system
    neurons
  12. transmit impulses to the cell body
    dendrites
  13. carries impulses away from the cell body
    axons
  14. white fatty covering that surrounds many axons
    myelin sheath
  15. outermost layer of the axon
    neurilemma
  16. supporting structure of nervous tissue; cells provide special support and protection; if destroyed, they can replace themselves
    • neuroglia
    • composed fo glia cells
  17. aut/o
    self
  18. cerebell/o
    cerebellum
  19. cerebr/o, *encephal/o
    brain
  20. cervic/o
    neck (sometimes cervix uteri)
  21. coccyg/o
    coccyx, tailbone
  22. crani/o
    cranium, skull
  23. dendr/o
    tree
  24. dur/o
    dura mater
  25. gli/o
    neuroglia or a sticky substance
  26. kerat/o
    cornea, hard or horny
  27. lumb/o
    lower back
  28. mening/o
    meninges
  29. ment/o, psych/o
    mind
  30. myel/o
    bone marrow or spinal cord
  31. nerv/o, neur/o
    nerve
  32. phren/o
    mind or diaphragm
  33. physi/o
    nature
  34. retin/o
    retina
  35. sacr/o
    sacrum
  36. spin/o
    spine
  37. vascul/o
    vessel
  38. prefix: agora-
    marketplace
  39. suffix: -asthenia
    weakness
  40. suffix: -esthesia
    sensation, perception
  41. suffix: -lexia
    words, phrases
  42. suffix: -orexia
    appetite
  43. located beneath the thalmus, communicates directly with the pituitary gland
    hypothalmus
  44. provides additional protection for the brain and spinal cord
    CSF and meninges (3 membranes)
  45. connects the cerebrum with the spinal cord
    brain stem
  46. what are the 3 parts of the brain stem?
    midbrain, pons and medulla oblangata
  47. what are the major structures of the brain?
    • cerebrum (7/8 of the total weight of the brain)
    • diancephalon
    • cerebellum
    • brainstem
  48. nerve endings that detect chemicals
    • chemoreceptors
    • chem/o=chemical
  49. located immediately under the skin, detects changes in temperature
    • thermoreceptors
    • therm/o=heat
  50. responsible for vision
    • photoreceptors
    • phot/o=light
  51. the tough white membrane covering much of the eyeball
    sclera
  52. means pertaining to tears
    • lacrim-al
    • lacrim/o=tear, -al=pertaining to
  53. refers to the production and discharge of tears
    lacrimation
  54. this duct carries tears to the nasal cavity and explains why a runny nose often accompanies crying
    nasolacrimal duct
  55. the convex, transparent structure at the front of the eyeball
    cornea
  56. located on the posterior part of the eye, contains photoreceptors (rods and cones)... it's continuous with the optic nerve, which carries the impulse to the cerebrum and enables vision
    retina
  57. in the inner ear, contains receptors that enable us to hear
    cochlea
  58. enables us to maintain a sense of balance
    semicircular canals
  59. a nerve cell that has dendrites and an axon
    neuron
  60. the fluid that surrounds the brain and the spinal cord
    CSF
  61. the recording and analysis of electrical activity of the brain
    • electro encephalo graphy
    • electr/o=electric, enchephal/o=brain, -graphy=recording
  62. record obtained from an electroencehaphography
    electroencephalogram
  63. blood accumulates in the epidural space, the space outside the dura mater
    epidural hematoma
  64. accumulation of blood beneath the dura mater
    subdural hematoma
  65. bleeding occurs within the brain
    intracerebral hematoma
  66. stroke or stroke syndrome; normal blood supply to the brain has been disrupted; results in insufficient oxygen to brain tissue and is caused by hemorrhage, occlusion (closing), or constriction of the blood vessels that supply normally supply oxygen to the brain
    cerebro vascular accident (CVA)
  67. warning signs preceding strokes; caused by a brief interruption in cerebral blood flow; symptoms include disturbance of normal vision, dizziness, weakness and numbness
    • transient ischemic attack (TIA)
    • ischemic refers to deficient blood circulation
  68. fluid accumulation in the skull, caused by disorders such as brain tumors that interfere with the flow of CSF
    hydrocephalus
  69. complete or partial loss of muscle movement
    • AKINESIA
    • a-=no, kinesi/o=movement, -ia=condition
  70. partial or complete loss of sensation with or without loss of consciousness; results from disease, injury, or administration of an anesthetic
    • ANESTHESIA
    • an-=no, esthesi/o=feeling
  71. inability or refusal to swallow; characterized by abstention from eating because swallowing is painful
    • APHASIA
    • -phasia=speech
  72. uneven curvature of the cornea or lens of the eye that prevents the sharp focus of an image on the retina
    • ASTIGMATISM
    • stigma=points or makrs, -ism=condition
  73. abnormal slowness of movement or sluggishness of mental and physical processes
    • BRADYKINESIA
    • brady=slow; kinesia=movement
  74. headache
    • CEPHALAGIA
    • cephal/o=head, -algia=pain
  75. loss of consciousness, either temporary or prolonged, as a result of a blow to the head
    • CEREBRAL CONCUSSION
    • cerebr/o=brain, -al=pertaining to
  76. bruising of brain tissue as a result of head injury
    CEREBRAL CONTUSION
  77. the result of the rupture of a sclerosed or diseased blood vessel in the brain
    • CEREBRAL HEMORRHAGE
    • hem/o=blood, -rrhage=excessive bleeding
  78. a brain disorder characterized by paralysis and lack of muscle coordination; it results from developmental defects in the brain or trauma at birth
    CEREBRAL PALSY
  79. a state of unconsciousness from which the patient cannot be aroused, even by powerful stimulation
    COMA
  80. protrusion of the brain through a defect in the skull
    • CRANIOCELE
    • cran/o=skull, -cele=hernia
  81. paralysis affecting like parts on both sides of the body
    • DIPLEGIA
    • di=two, -plegia=paralysis

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