What is meant by cardiac arrest and how is it caused? - Answer-Cardiac arrest is caused when the heart's electrical system malfunctions. Sudden cardiac arrest is the unexpected loss of heart function, breathing and consciousness. This is caused by abnormal or irregular heart rhythms (arrhythmias).
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Cardiac Arrest Exam Questions and
Answers
What is meant by cardiac arrest and how is it caused? - Answer-Cardiac arrest is
caused when the heart's electrical system malfunctions. Sudden cardiac arrest is the
unexpected loss of heart function, breathing and consciousness. This is caused by
abnormal or irregular heart rhythms (arrhythmias).
What is ventricular fibrillation? - Answer-This is the common arrhythmia in cardiac
arrest, this is when the heart's lower chambers suddenly start beating chaotically and
don't pump blood. Death can occur within minutes after the heart stops.
What are four major symptoms of cardiac arrest? - Answer-- Sudden collapse
- No pulse
- No breathing
- Loss of consciousness
What are four symptoms which precede cardiac arrest? - Answer-- fatigue
- fainting
- blackouts
- dizziness
What are the medical interventions with drugs and/or surgery for cardiac arrest? -
Answer-CPR: critical to treating sudden cardiac arrest by maintaining a flow of oxygen-
rich blood to the body's vital organs.
DEFIBRILLATION: electric shock through the chest wall to the heart, the defibrillation
momentarily stops the heart and its rhythm allowing normal heart rhythm to resume.
DRUGS: anti-arrhythmic drugs can be used for emergency or long-term treatment of
(possible) arrhythmia complications.
What are the lifestyle changes (dietary management, physical activity and exercise) for
cardiac arrest? - Answer-avoid foods which contain a high level of salt and saturated
fats as this can raise blood pressure.
exercise at least 30 mins a day
smoking cessation
moderating alcohol intake (2-3 units p/d max)
What counselling can be provided for cardiac arrest? - Answer-counselling can be
provided to help deal with emotions etc. as cardiac arrest can be a highly traumatic
experience.
What are the social impacts for cardiac arrest? - Answer-due to symptoms interactions
may be reduced, which will have an impact on relationships.
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