cardiac arrest Flashcards
1
Q
how do we recognise cardiac arrest
A
Patient is
- Unresponsive
- Abnormal breathing
- Absent pulse
2
Q
What is cardiac arrest
A
Sudden termination of cardiac function
No circulating oxygen to vital organs!
3
Q
VO2 =
A
oxygen consumption/ total volume of oxygen consumed by tissues per minute
4
Q
DO2 =
A
oxygen delivery to tissues/ total volume of oxygen delivered to tissues per minute irrespective of distribution of blood flow
5
Q
what should compression rate be
A
Compress the chest at a rate of 100–120 min−1with as few interruptions as possible
6
Q
compression rate to rescue breaths
A
30 compressions and 2 rescue breaths
7
Q
4 H’s of cardiac arrest
A
hypoxia
hypovolaemia
hypothermia
hypokalaemia
hyperkalaemia
8
Q
4 T’s of cardiac arrest
A
Tension pneumothorax
Tamponade
Toxins
Thrombus
