Altered Consciousness
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Transcript of Altered Consciousness
Understanding reality
Altered
Consciousness
THE STATE OF BEING AWARE OF AND RESPONSIVE TO ONE'S SURROUNDINGS.
A PERSON'S AWARENESS OR PERCEPTION OF SOMETHING.
Awareness and perception?
The aim of this session
How does this help you as a nurse?
Is to define consciousness
Is to define altered
consciousness
To understand the causes of
altered consciousness
• Magical: Hypnosis
• Spiritual: Meditation
• Simple on the surface
• Complex to prove
• Levels of consciousness
• Sleep; Dream
Consciousness: Assessment (William Jones)
The Stream of Consciousness
Awake Not Awake? Sleep
• Arousal (internal or external)
• Eye Opening
• Orientated (Time Place Person)
• Response ( Pain Sound Light Smell Taste)
• Perception (Understanding)
• The Self ( awareness thinking feeling)
Subjective: The Reality of Individuals
https://www.youtube.com/watch?v=jl3B8_qKmFQ
Reticular Activating System
Consciousness
Relates to awareness of thoughts feeling perceptions surroundings at any one moment in time…This creates reality
Altering Consciousness
Drugs Trauma Sleepillness
Disease Anasthesia
BarbituatesValiumBenzidazpine LorazepamOpiodsCaffineAlcoholAnesthetics: local infiltration, regional nerve blocks, and topical administrationPropofol (Diprivan): short-acting hypnotic;
Conscious Altering Drugs
Conscious sedation/analgesia is combinations of pharmacological agents administered by one or more routes to produce a minimally depressed level of consciousness and satisfactory analgesia while retaining the ability to independently and continuously maintain an airway and respond to physical stimulation and verbal commands.
Normal Self Induced Altered Consciousness
Sleep http://youtu.be/rMHus-0wFSo
HTTP://VISUALISEUR.BNF.FR/VISUALISEUR?DESTINATION=GALLICA&O=NUMM-98765
Neurotransmittors
• Serotonin • Nor ephinephrine• Dopamine• Gamma Aminobutyric (GABA)
The Awakenings: Dopamine
The Glasgow Coma ScaleJennette and Teasdale (1974)
Measuring Consciousness
Motor Response
Eye Opening
Motor Response
Generally, brain injury is classified as:• Severe, with GCS < 8-9• Moderate, GCS 8 or 9–12 • Minor, GCS ≥ 13.
»Oliver Sacks
»William Jones
Key Authors: References
Teasdale G, Jennett B. (1974). "Assessment of coma and impaired consciousness. A practical scale.". Lancet 13 (2): 81–4.
http://www.tandfonline.com/doi/abs/10.1080/09515080902802850#.VOJS5yivJUQ
http://www.ncbi.nlm.nih.gov/pubmed/12006123
http://dictionary.reference.com/browse/consciousness