The rescuer is physically exhausted and can't continue.
The rescuer is relieved by a doctor or another rescuer.
The doctor pronounces the casualty dead.
The casualty revives. (para 1-22)
A release. (para 1-12c(4))
Rescue breathing. (para 1-15)
A carotid pulse can sometimes be felt when other pulses are too weak to be
detected. (para 1-9f(1)(d))
Locate the compression site. (para 1-12a)
End of Lesson 1