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Q.Explain Cardio-Pulmonary Resuscitation.

Puducherry TnboardTamil Nadu HSC (DGE) Board 2016Subjective· 3mImportance★★★★★
41% · 30/74 Questions
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CPR is a life-saving emergency technique that manually maintains blood circulation and oxygenation when the heart stops beating.

When it is used: CPR is administered in emergencies such as cardiac arrest, drowning, suffocation, electric shock, or choking, where a person's heartbeat and/or breathing has stopped.

Procedure (basic C-A-B sequence):

  • Check responsiveness and call for emergency medical help.
  • Compressions: place the heel of one hand on the centre of the chest, interlock the other hand, and give firm, rhythmic chest compressions (about 100–120 per minute, depressing the chest about 5 cm), allowing full chest recoil between compressions.
  • Airway: tilt the head back and lift the chin to open the airway.
  • Breathing: give rescue breaths (mouth-to-mouth) — typically a cycle of 30 compressions followed by 2 rescue breaths, repeated. …

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