Mammalian Heart Dissection Guide Illustrated by Leah Hofgesang
470219-676 © 2015 Ward’s Science All Rights Reserved
Orientation
SUPERIOR
RIGHT LEFT
INFERIOR
Illustrated by Leah Hofgesang 1 © 2015 Ward’s Science All Rights Reserved Exterior view, Dorsal side
Brachiocephalic artery Aorta Superior vena cava
Pulmonary artery
Pulmonary vein Right atrium
Left atrium
Inferior vena cava
Right ventricle
Left ventricle
Coronary artery
© 2015 Ward’s Science All Rights Reserved 2 Illustrated by Leah Hofgesang & Veronica Zoeckler Exterior view, Ventral side
Brachiocephalic artery
Aorta
Superior vena cava Right pulmonary vein Left pulmonary Right atrium vein
Pulmonary artery
Left atrium Fat and connective tissue
Right ventricle Coronary artery
Left ventricle
Inferior vena cava
Apex
Illustrated by Leah Hofgesang & Veronica Zoeckler 3 © 2015 Ward’s Science All Rights Reserved Frontal section of heart
Superior vena cava Aorta Brachiocephalic Pulmonary artery artery Pulmonary semilunar Aortic valve Pulmonary semilunar veins valve Right atrium
Left atrium
Mitral Tricuspid bicuspid valve valve Chordae tendineae Left ventricle Right ventricle
Papillary muscle Inferior Interventricular vena cava septum Apex
© 2015 Ward’s Science All Rights Reserved 4 Illustrated by Leah Hofgesang and Veronica Zoeckler Heart Valves
VENTRAL
Right coronary artery
Pulmonary valve
Aortic valve
Circum ex branch
LEFT RIGHT
Mitral valve Tricuspid valve DORSAL
Illustrated by Leah Hofgesang 5 © 2015 Ward’s Science All Rights Reserved Blood f low through the heart
From Tissues To Tissues Aorta To Tissues
Superior vena cava Brachiocephalic artery
Right and left pulmonary veins Right artium
Tricuspid valve From Lungs
Aortic Pulmonary valve valve Left atrium To Lungs Mitral valve
Pulmonary artery
Inferior vena cava Left ventricle
From Tissues
Right ventricle
© 2015 Ward’s Science All Rights Reserved 6 Illustrated by Leah Hofgesang Quiz Frontal section of heart
1 11
12 2
9 3 13
10
4
14 5 15
6
16
7 18 17
8
Illustrated by Leah Hofgesang and Veronica Zoeckler © 2015 Ward’s Science All Rights Reserved Quiz Answer Key Frontal section of heart
1. Aorta 2. Pulmonary artery 3. Aortic semilunar valve 4. Left atrium 5. Tricuspid valve 6. Left ventricle 7. Papillary muscle 8. Apex 9. Pulmonary semilunar valve 10. Right atrium 11. Superior vena cava 12. Brachiocephalic artery 13. Pulmonary veins 14. Mitral bicuspid valve 15. Chordae tendineae 16. Right ventricle 17. Interventricular septum 18. Inferior vena cava
© 2015 Ward’s Science All Rights Reserved
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