Label the chambers of the heart

a

b

c

d

Left Atria

Left Ventricle

Right Ventricle

Right Atria

Label the valves of the heart

a

b

c

d

Aortic Valve

Bicuspid/Mitral Valve

Pulmonary Valve

Tricuspid Valve

Label the major blood vessels of the heart

a

b

c

d

e

Aorta

Inferior vena cava

Pulmonary Veins

Pulmonary Artery

Superior Vena Cava

The heart is made up of 4 chambers. The superior chambers are the ​ (a)   and ​ (b)   blood. The inferior chambers are the ​ (c)   and they ​ (d)   blood.

• atria
• receive
• ventricles
• pump

The ___________ is the tissue that surrounds the heart

Match the layer of the heart to the best description

• The external layer of the heart

• Epicardium

• The middle muscular layer of the heart

• Endocardium

• The inner lining of the heart

• Myocardium

Oxygen rich blood is supplied to the myocardium through which blood vessels?

• coronary arteries

• coronary veins

• carotid arteries

• carotid veins

Which structure is the natural pacemaker of the heart?

• Atrioventricular Node

• Bundle of His

• Sinoatrial Node

• Pukinje Fibers

Which structure(s) cause the ventricles to contract?

• Sinoatrial Node

• Bundle of His

• Purkinje fibers

• Atrioventricular Node

Label the areas of normal sinus rhythms

a

b

c

T Wave

QRS Complex

P wave