Chapter 11

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Author:
Mingming
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281704
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Chapter 11
Updated:
2014-08-30 23:45:28
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Anaphy
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Anaphy
Description:
The Nervous System: The Brain, Cranial Nerves, Autonomic Nervous System and the Special Senses
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  1. controls breathing, heartbeat rates and reaction to visual and auditory stimuli
    Brain stem
  2. includes the thalamus and hypothalamus
    Diencephalon
  3. controls intellectual processes and emotions
    cerebrum
  4. maintains body posture and balance
    cerebellum
  5. meninges that protect the brain
    cranial meninges
  6. circulates through the subarachnoid space around the brain and spinal cord
    cerebrospinal fluid
  7. serves as shock absorber for CNS and circulates nutrients
    Cerebrospinal Fluid
  8. cavities within the brain that connects with each other
    ventricles
  9. located on each side of the hemisphere of the cerebrum under the corpus callosum
    two lateral vetricles
  10. between the right and left halves of the hypothalamus and lateral ventricles
    third ventricle
  11. a narrow oval opening that connects each lateral ventricle with the third ventricle
    Interventricular foramen/ Foramen of Monroe
  12. lies between the cerebellum and the brainstem
    Fourth ventricle
  13. it connects the third ventricle and the fourth venricle
    cerebral aqueduct/ aqueduct of sylvius
  14. connects the brain to the spinal cord
    Brainstem
  15. contains ascending and descending tracts that connect between the spinal cord and various parts of the brain
    Medulla Oblongata
  16. the crossing of tracts as they pass through the medulla
    decussation of pyramids
  17. area of dispersed gray matter containing some white fibers
    reticular formation
  18. maintains the consciousness and arousal
    reticular formation
  19. reflex centers
    • vasomotor center
    • cardiac center
    • medullary rhythmicity area
  20. regulates the diameter of blood vessels
    vasomotor center
  21. regulates the force of contraction and heartbeat
    cardiac center
  22. adjusts your basic rhythm of breathing
    medullary rhythmicity area
  23. a bridge that connects the spinal cord  with the brain and parts of the brain with each other
    pons varolii
  24. connect the spinal cord or medulla with the upper parts of the brain
    Longitudinal fibers
  25. connect with the cerebellum
    transverse fibers
  26. contains the ventral cerebral peduncles and dorsal tectum
    midbrain/ mesencephalon
  27. conveys impulses from the cerebral cortex to the pons and spinal cord
    ventral cerebral peduncles
  28. controls movement of the eyeball and head in response to visual stimuli;
    controls movement of the head and trunk in response to auditory stimuli
    dorsal tectum
  29. superior to the midbrain and between the two cerebral hemispheres
    diencephalon
  30. where optic nerves cross each other
    optic chiasma
  31. attaches to the pituitary gland
    infundibulum
  32. involved in memory and emotional responses to odor
    mamillary bodies
  33. endocrine gland that secretes melatnoin
    pineal gland
  34. affects out moods and behaiviour
    melatonin
  35. superior part of the diencephalon
    thalamus
  36. relay station for sensory impulses
    thalamus
  37. interpretation center for conscious recognition of pain and temperature and for some awareness of crude pressure and touch
    thalamus
  38. superior and posterior to the thalamus
    epithalamus
  39. it contains the pineal gland
    epithalamus
  40. inferior part of the diencephalon
    hypothalamus
  41. center for the mind-over-body phenomena
    hypothalamus
  42. surface of the cerebrum which is made up of gray matter
    cerebral cortex
  43. separates the cerebrum into right and left halves or cerebral hemispheres
    longitudinal fissure
  44. folds
    gyri
  45. grooves
    sulci
  46. connects the two cerebral hemispheres
    corpus callosum
  47. anterior lobe of each hemisphere
    frontal lobe
  48. controls the voluntary muscular functions, moods aggresion, smell and motivation
    frontal lobe
  49. behind the frontal lobe
    parietal lobe
  50. separates the frontal lobe and the parietal lobe
    central sulcus
  51. it is the control center for evaluating sensory information of touch, pain, balance, taste and temperature
    parietal lobe
  52. beneath the frontal and parietal lobes
    temporal lobes
  53. evaluates hearing input and smell, involves in memory processes, center for abstract thoughts and judgement decisions
    temporal lobe
  54. forms the back portion of each hemisphere
    occipital lobe
  55. functions in receiving and interpreting visual input
    occipital lobe
  56. embedded deep in the lateral slcus
    insula
  57. separates the cerebrum into frontal, parietal and temporal lobes
    lateral sulcus
  58. second largest portion of the brain
    cerebellum
  59. shaped somewhat like a butterfly
    cerebellum
  60. it consists of two partially separated hemispheres connected by centrally constricted structure
    ccerebellum
  61. connects the two partially separated hemispheres of the cerebellum
    vermis
  62. gray matter on the cerebellum's surface
    cerebellar cortex
  63. prepares the body for stressful situations that require energy expenditure
    sympathetic division
  64. note***
    • the fibers of the sympathetic system arise from the thoracic and lumbar regions of the spinal cord
  65. neurotransmitter used in the preganglionic synapses of the sympathetic division
    acetycholine
  66. neurotransmitter used in the synapses of postganglionic fibers in the sympathetic divisions
    norepinephrine
  67. operates under the normal nonstressful conditions
    parasympathetic division
  68. note***
    preganglionic fibers of the parasypathetic division arise from the brainstem and the sacral region of the sppinal cord
  69. neurotransmitter parasympathetic division uses
    acetylcholine
  70. sympathetic division is also called
    fight-or-flight system
  71. parasympathetic division is also called
    rest and repose system

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