THE CIRCULATORY SYSTEM
EMERGENCY MEDICAL TECHNICIAN - BASIC
Temple College EMS Program 1
The Circulatory System
Temple College EMS Program
2
The Heart
Temple College EMS Program
3
The Heart
Temple College EMS Program
4
Electrical Conduction System
SA node AV node Bundle of his Bundle branches Purkinje network
Temple College EMS Program
5
Normal Heart Rates
Adult 60-80 beats/min
Children 80-100 beats/min
Infants
100-120 beats/min
Temple College EMS Program
6
Circulation of the Heart
Temple College EMS Program
7
Circulation of the Heart
Temple College EMS Program
8
Blood Vessels
Arteries Arterioles
Veins
Venules Capillaries
Temple College EMS Program
9
Major Arteries and Veins
Aorta Pulmonary
Carotid
Superior vena cava Inferior vena cava
Pulmonary
Femoral Brachial
Radial
Jugular
Temple College EMS Program
10
Physiology of the Circulatory System
Pulse
Forceful pumping of blood out of the heart
Blood pressure
Amount of force exerted against walls of arteries
Systole: Muscles contracts
Diastole: Muscles relax
Temple College EMS Program
11