Cardiopulmonary resuscitation is used when
a. there is no pulse and no breathing.
b. there is no breathing but there is a pulse.
c. there is no pulse but there is breathing.
d. none of the above.
a. there is no pulse and no breathing.
b. there is no breathing but there is a pulse.
c. there is no pulse but there is breathing.
d. none of the above.