aid
artificial
cardiac
cardiopulmonary
closeup
contacts
course
cpr
crowd
defibrillator
demonstrating
device
dummy
emergency
first
gloves
hands
health
heart
help
human
indoors
instructor
learn
learning
life
mannequin
medical
no face
people
practice
rescue
respiration
resuscitation
safety
saving
seminar
students
teach
teaching
training
treat
treatment