Chap 44 Sensory Functioning

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  1. What is sensory reception?
    The process of receiving data about the external or internal environment through the senses
  2. What are the 5 sense?
    • Visual
    • Auditory
    • Olfactory
    • Gustatory
    • Tactile
  3. What is stereognosis?
    the sense that percieves the solidarity of objects and their size, shape and texture
  4. What is kinesthesia?
    the awareness of positioning of body parts and body movement
  5. What is proprioception?
    the subconscious awareness of the movements and position of body parts independant of vision
  6. What is Sensory perception?
    The conscious process of selecting, organizing, and interpretation data from the sense into meaningful information
  7. What does the reticular activating system (RAS) do?
    mediates arousal
  8. What parts of the brain are part of the reticular activiating system?
    the hypothalamus and medulla
  9. What is sensoristasis?
    the optimal arousal state of the reticular activating system
  10. What are the 7 states of conscious arousal?
    • Delirium
    • Dementia
    • Confusion
    • Normal consciousness
    • Minimally conscious states
    • Locked-in Syndrome
  11. What are the 4 states of unconscious arousal?
    • Asleep
    • Stupor
    • Coma
    • Vegetative state
  12. What is defines delirium?
    • Disorientation
    • Resltlessness
    • Confusion
    • Hallucinations
    • Agitation
    • alternating with other conscious states
  13. What defines Dementia?
    • Difficulties with spatial awareness, memory, languages
    • changes in personality
  14. What defines Confusion?
    • Reduced awareness
    • Easily distracted
    • easily startled by sensory stimuli
    • Alternates between drowsiness and excitability
    • Resembles minor form of delirium
  15. What defines normal consciousness?
    • Aware of self and external environment
    • well oriented
    • responsive
  16. What defines somnolence?
    • Extreme drowsiness
    • Will respond normally to stimulus
  17. What defines minimally conscious state?
    • part consciousness
    • sleep-wake cycles present
    • some motor function including automatic movements
    • inconsistantly follows commands
  18. What defines Locked-in Syndrome?
    • Full consciousness
    • sleep-wake cycles present
    • quadriplegic
    • auditory and visual functions preserved
    • emotion preserved
  19. What defines te asleep state?
    Can be aroused by normal stimuli
  20. What defines the stupor state?
    Can be aroused by extreme and/or repeated stimuli
  21. What defines the coma state?
    Cannot be aroused and does not respond to stimuli
  22. What defines a vegetative state?
    • Cannot be aroused
    • sleep-wake cycles present
    • postures of withdraws from noxious stimuli
    • occasional nonpurposeful movement
    • random smiling or grimacing
  23. What is adaptation as it applies to the senses?
    the subconscious state of ingoring repeated stimuli
  24. What is sensory deprivation?
    when a person experiences decreased sensory input or input that is monotonous, unpatterned or meaningless
  25. What is sensory overload?
    when a person experiences so much sensory stimuli that the brain is unable to either respond meaningfully or ignore the stimuli.
  26. What is sensory deficit?
    impaired or absent functioning in one or more senses
  27. What is Disturbed Sensory Function?
    A state in which the individual or group experiences or is at risk for a change in the amount, pattern or interpretation of incoming stimuli
  28. What is Acute Confusion?
    the abrupt onset of confusion
  29. What is Chronic Confusion?
    an irreversible, long-standing or progressive deterioration of intellect or personality
  30. What is Impaired Memory?
    The state in which an individual is unable to remember bits of information or behavior skills
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Chap 44 Sensory Functioning
sensory functioning
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