Internal and External Structure of the Human Heart www.taylorcustom.com/anatomical-heart-locket From body To lungs From lungs To Body A· B· C· D· Deoxygenated Blood Front View - Internal Front View - External Back View - External Oxygenated Blood Blood Flow www.taylorcustom.com 1 11 2 3 4 5 6 7 8 9 10 A A B B C C D D 3 4 1 5 7 6 8 14 15 16 17 18 20 23 12 11 9 13 10 5 19 2 21 22 24 25 Right Atrium Left Atrium Right Ventricle Left Ventricle Atrioventricular (Tricuspid) Valve Atrioventricular (Mitral) Valve Semilunar (Pulmonary) Valve Semilunar (Aortic) Valve Chordae Tendinae Ventricular Septum Atrial Septum 1· 2· 3· 4· 5· 6· 7· 8· 9· 10· 11· Human Heart - Internal Anatomy (left panel) Human Heart - External Anatomy (middle panel) Left Subclavian Artery Right Coronary Artery Circumflex Branch of Left Coronary Artery Great Cardiac Vein Left Anterior Descending Artery Post. Interventricular Artery Middle Cardiac Vein Right Marginal Artery Posterior Vein of Left Ventricle Small Cardiac Vein Superior Vena Cava Inferior Vena Cava Aorta (Aortic Arch) Pulmonary Trunk Left Atrium Right Atrium Left Ventricle Right Ventricle Left Pulmonary Arteries Right Pulmonary Arteries L. Pulmonary Veins R. Pulmonary Veins Apex of Heart Brachiocephalic Trunk Left Common Carotid Artery 1· 2· 3· 4· 5· 6· 7· 8· 9· 10· 11· 12· 13· 14· 15· 16· 17· 18· 19· 20· 21· 22· 23· 24· 25·
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Internal and External Structure of the Human Heart
www.taylorcustom.com/anatomical-heart-locket
From bodyTo lungsFrom lungsTo Body
A·B·C·D·
Deoxygenated Blood
Front View - Internal
Front View - External Back View - External
Oxygenated Blood
Blood Flow
www.taylorcustom.com
1
112
3
4
5
6
7
8
910
A
A
BB
CC
D
D
3
4
1
5
7
6
8
1415 16
17
18
2023
1211
9
13
10
5
19
2
21
22
24
25
Right AtriumLeft AtriumRight VentricleLeft VentricleAtrioventricular (Tricuspid) ValveAtrioventricular (Mitral) Valve
Semilunar (Pulmonary) Valve Semilunar (Aortic) ValveChordae TendinaeVentricular SeptumAtrial Septum
1·2·3·4·5·
6·
7·
8·
9·10·11·
Human Heart - Internal Anatomy(left panel)
Human Heart - External Anatomy(middle panel)
Left Subclavian ArteryRight Coronary ArteryCircumflex Branch of Left Coronary ArteryGreat Cardiac VeinLeft Anterior Descending ArteryPost. Interventricular ArteryMiddle Cardiac VeinRight Marginal ArteryPosterior Vein of Left VentricleSmall Cardiac Vein
Superior Vena CavaInferior Vena CavaAorta (Aortic Arch)Pulmonary TrunkLeft AtriumRight AtriumLeft VentricleRight VentricleLeft Pulmonary ArteriesRight Pulmonary ArteriesL. Pulmonary VeinsR. Pulmonary VeinsApex of HeartBrachiocephalic TrunkLeft Common Carotid Artery
1·2·3·4·5·6·7·8·9·
10·11·
12·13·14·
15·
16·
17·
18·
19·20·
21·
22·23·24·
25·
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