Heart Labelling

Descending Aorta

12

Pulmonary Semilunar Valve

19

AV Valves Close

2

Internodal Pathways

2

Pectinate Muscles

2

Pulmonary Arteries

2

Superior Vena Cava

2

AV Bundle

3

Cusp of Right AV (tricuspid) Valve

3

Pulmonary Veins

3

Right Pulmonary Arteries

3

Semilunar Valves Close

3

"Dubb"

6

Cusp of Tricuspid Valve

6

Inferior Vena Cava

6

Interatrial Septum

6

Purkinje Fibers

6

Systemic Veins

6

Aortic Valve

7

Left Common Carotid Artery

7

Semilunar valve closes

What occurs at "A" on the graph?

AV valve opens and diastolic filling begins

What occurs at the area labeled "D" on the graph?

Stoke volume

What volume is labeled "E" on the graph?

Interventricular Septum

What will receive electrical impulses next, after the structure indicated by the red arrow?

16 (Left atrium)

Which chamber receives oxygenated blood from the pulmonary circuit?

Brachiocephalic Trunk

1

Fossa Ovalis

1

Pulmonary Circuit

1

SA node

1

Semilunar Valves Open

1

Left Pulmonary Veins

10

Trabeculae Carneae

10

Moderator Band

11

Pulmonary Trunk

11

AV Node

4

AV Valves Open

4

Aortic Arch

4

Chordae Tendineae

4

Systemic Circuit

4

"Lubb"

5

Ascending Aorta

5

Bundle Branches

5

Papillary Muscles

5

Systemic Arteries

5

Cusp of the left AV (mitral) Valve

8

Left Subclavian Artery

8

Papillary muscles

8

Interventricular Septum

9

Left Pulmonary Arteries

9