A
Fibrous pericardium
B
Parietal layer of serous pericardium
C
Pericardial cavity
D
Visceral layer of serous pericardium (epicardium)
E
Fibrous pericardium
F
Parietal layer of serous pericardium
G
Pericardial cavity
H
Visceral layer of serous pericardium (epicardium)
I
Myocardium
J
Endocardium
K
Heart wall
1
Simple squamous epithelium
2
Areolar connective tissue and fat
3
Myocardium (cardiac muscle)
4
Endothelium (areolar connective tissue and endothelium)
5
Epicardium (visceral layer of serous pericardium)
A?
Branches of the right pulmonary artery
B?
Ascending aorta
C?
Right pulmonary vein
D?
Auricle of right atrium
E?
Right atrium
F?
Right coronary artery (in coronary sulcus)
G?
Marginal artery
H?
Right ventricle
I?
Apex of heart
J?
Left ventricle
K?
Anterior interventricular artery
KK?
In anterior interventricular sulcus (anterior interventricular artery)
L?
Left coronary artery
M?
Auricle of left atrium
N?
Pulmonary trunk
O?
Left pulmonary vein
P?
Ligamentum arteriosum
Q?
Aortic arch
1?
Superior vena cava
2?
Ascending aorta
3?
Branches of the right pulmonary artery
4?
Right pulmonary veins
5?
Auricle of right atrium
6?
Right atrium
7?
Right coronary artery (in coronary sulcus)
8?
Marginal artery
9?
Right ventricle
10?
Small cardiac vein
11?
Inferior vena cava
12?
Descending aorta
13?
Apex of heart
14?
Left ventricle
15?
Anterior interventricular artery
16?
Great cardiac vein
16A?
In anterior interventricular sulcus (great cardiac vein and anterior interventricular artery)
17?
Circumflex artery
18?
Left coronary artery
19?
Auricle of left atrium
20?
Left pulmonary veins
21?
Pulmonary trunk
22?
Left pulmonary artery
23?
Ligamentum arteriosum
24?
Aortic arch
A
Aorta
B
Left pulmonary artery
C
Left pulmonary veins (collapsed)
D
Left atrium (forms base of heart)
E
Coronary sinus (in coronary sulcus)
F
Left ventricle
G
Apex of heart
H
Right ventricle
I
Middle cardiac vein
J
Posterior interventicular artery
JJ
In posterior interventricular sulcus (posterior interventricular artery and middle cardiac vein)
K
Right coronary artery
L
Inferior vena cava
M
Right atrium
N
Right pulmonary veins (collapsed)
O
Branches of right pulmonary artery
1
Aorta
2
Left pulmonary artery
3
Left pulmonary veins
4
Left atrium (forms base of heart)
5
Coronary sinus (in coronary sulcus)
6
Left ventricle
7
Apex of heart
8
Right ventricle
9
Middle cardiac vein
10
Posterior interventricular artery
10A
In posterior interventricular sulcus (posterior interventricular artery and middle cardiac vein)
11
Right coronary artery
12
Inferior vena cava
13
Right atrium
14
Right pulmonary veins
15
Right pulmonary artery
16
Superior vena cava
A
Right atrioventricular valve
B
Aortic semilunar valve
C
Openings to coronary arteries
D
Pulmonary semilunar valve
E
Fibrous skeleton
F
Left atrioventricular valve
1
Ascending aorta
2
Superior vena cava
3
Right pulmonary artery
4
Right pulmonary veins
5
Right auricle
6
Interarterial septum
7
Right atrium
8
Opening for inferior vena cava
9
Right atrioventricular valve
10
Chordae tendineae
11
Papillary muscle
12
Right ventricle
13
Inferior vena cava
14
Descending aorta
15
Left ventricle
16
Interventricular septum
17
Trabeculae carneae
18
Pulmonary semilunar valves
19
Left atrioventricular valve
20
Aortic semilunar valve
21
Left atrium
22
Left pulmonary veins
23
Pulmonary trunk
24
Left pulmonary artery
25
Ligamentum arteriosum
26
Aortic arch
A?
Ascending aorta
B?
Superior vena cava
C?
Right auricle
D?
Right atrium
E?
Fossa ovalis
F?
Interartial septum
G?
Pectinate muscle
H?
Opening for inferior vena cava
I?
Right coronary artery
J?
Right atrioventricular valve
K?
Chordae tendineae
L?
Papillary muscle
M?
Right ventricle
N?
Trabeculae carneae
O?
Left ventricle
P?
Interventricular septum
Q?
Pulmonary semilunar valve
R?
Pulmonary trunk
S?
Ligamentum arteriosum
T?
Aortic arch
1
Arch of aorta
2
Right pulmonary artery
3
Superior vena cava
4
Right pulmonary veins (superior and inferior)
5
Right atrium
6
Inferior vena cava
7
Right ventricle
8
Fat in posterior interventricular sulcus
9
Coronary sinus
10
Left ventricle
11
Fat in coronary sulcus
12
Left atrium
13
Left pulmonary veins (superior and inferior)
14
Left pulmonary artery
A
Superior vena cava
B
Right pulmonary artery
C
Right pulmonary trunk
D
Right atrium
E
Right pulmonary veins
F
Fossa ovalis
G
Pectinate muscles
H
Tricuspid (right atrioventricular) valve
I
Right ventricle
J
Chordae tendineae
K
Papillary muscle
L
Trabeculae carneae
M
Inferior vena cava
N
Visceral pericardium
O
Myocardium
P
Interventricular septum
Q
Papillary muscle
R
Left ventricle
S
Pulmonary semilunar valve
T
Aortic semilunar valve
U
Mitral (left atrioventricular) valve
V
Left pulmonary veins
W
Left atrium
X
Left pulmonary artery
Y
Aorta
1
Superior vena cava
2
Right atrium
3
Sinoatrial node (pacemaker)
4
Internodal pathway
5
Atrioventricular node
6
Atrioventricular bundle (bundle of His)
7
Purkinje fibers
8
Left and right bundle branches
9
Purkinje fibers
10
Interventricular septum
11
Left atrium
A?
Superior vena cava
B?
Aortic semilunar valve
C?
Right atrium
D?
Right coronary artery
E?
Posterior interventricular artery
F?
Right marginal artery
FF?
Branches of right coronary artery (posterior interventricular artery and right marginal artery)
G?
Right ventricle
H?
Left ventricle
I?
Anterior interventricular artery (a.k.a. Left Anterior descending (LAD))
J?
Circumflex artery
JJ?
Branches of left coronary artery (circumflex artery and Anterior interventricular artery (a.k.a. Left Anterior Descending) (LAD))
K?
Left atrium
L?
Left coronary artery
M?
Pulmonary trunk
N?
Aortic arch
1
Superior vena cava
2
Right atrium
3
Middle cardiac vein
4
Small cardiac vein
5
Right ventricle
6
Left ventricle
7
Great cardiac vein
8
Coronary sinus
9
Left atrium
10
Pulmonary trunk
11
Aortic arch