When oxygenated blood leaves the lungs, it returns to the _____ of the heart.
A) right atrium
B) right ventricle
C) left atrium
D) left ventricle
Question 2
What is the minimum level of certification required of ambulance personnel responsible for direct patient care?
A) Advanced EMT B) Emergency Medical Technician
C) Emergency Medical Responder D) Emergency Ambulance Driver