Unconsciousness Flashcards
Unconsciousness
When a person is ___________ to people and activities
A state in which a patient is ______________ of both _______________________ and unable to respond meaningfully to external stimuli
unable to respond
totally unaware
self and external surroundings
_________________ System acts like an executive assistant
Reticular Activating
Reticular Activating system controls _______,_______, and ___________
Sleeping , waking , and attention
Spectrum of Altered Level of Consciousness
The term Altered level of consciousness (ALOC) can be used to describe a spectrum of disorders that are as follows
Clouding of consciousness:
• a very ______ form of ALOC
•there is _________, decreased ________, and reduced __________
oConfusion:
a state of _____________ associated with _____________ and difficulty following commands.
mild
inattention; alertness; wakefulness
disorientation; bewilderment
Spectrum of Altered Level of Consciousness
Lethargy:
•severe ___________, though the patient can still be _______________________________.
Obtundation:
•similar to _______ but with ——————————- and decreased
______________________________
drowsiness; aroused with moderate stimuli
lethargy; slowed responses to stimulation; periods of time spent in wakefulness
Spectrum of Altered level of consciousness
Stupor:
•mental state when the patient can only be aroused by _________________ stimuli (such as ________).
Coma:
•a persistent state of _______________ despite attempts of arousal
repeated and vigorous
pain; unresponsiveness
Causes of Unconsciousness
F
I
S
H
S
H
A
P
E
D
Fainting ; imbalance of heat, shock; head injury
Stroke; Heart attack; asphyxia; poisoning; epilepsy ; diabetes
IMMEDIATE MANAGEMENT Basic Principles
•
A-B-C of Resuscitation
Maintain a _________ ( ________control). Protect the airway from ___________
Ensure that the patient is _________ adequately and
Ensure that the patient’s heart pumps enough blood (__________) to maintain vital functions
patent Airway; C-spine
aspiration; Breathing
Circulation
Airway Obstruction in Unconscious patients
Loss of consciousness frequently results in airway compromise or obstruction.
Hypotonia leads to ________ displacement of _________ against _________________________.
Others – secretions, vomitus, blood, dentures, foreign body, facial fractures
posterior; tongue
posterior pharyngeal wall
Commonest cause of airway obstruction??
Tongue falling backwards
Airway Assessment
How do you know if the Airway is obstructed?
Mention 4
Gurgling
Snoring
Stridor
Apnoea
Airway management
Clear the airway of secretions, blood – ___________
Use of airway adjuncts
______________ airway
_______________ airway
___________________ Airway
suctioning
Oropharyngeal; Nasopharyngeal
Laryngeal Mask
Assess Breathing
Look for ___________
Listen for ____________
Feel for ____________
Use not more than ________ to assess breathing
chest movement
breath sounds
expired air
10 secs
Support Breathing
••Rescue breathing – Expired air ventilation _______% oxygen
••Bag-mask-valve
Ambu bag ventilation
___% to_____% oxygen
Supplemental oxygen if patient is breathing spontaneously
16- 17
21; 100
Assess Circulation
Look, listen and feel for normal breathing, coughing, or movement by the victim
Check the ________ (if trained)
Take no more than ___________
carotid pulse
10 seconds