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Anatomy of the Heart Salt Lake Community College Human Anatomy Laboratory 20-1.
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Transcript of Anatomy of the Heart Salt Lake Community College Human Anatomy Laboratory 20-1.
![Page 1: Anatomy of the Heart Salt Lake Community College Human Anatomy Laboratory 20-1.](https://reader035.fdocuments.in/reader035/viewer/2022062722/56649f305503460f94c4b1b0/html5/thumbnails/1.jpg)
Anatomy of the HeartSalt Lake Community College
Human Anatomy Laboratory
20-1
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Objectives• Review blood histology• Review cardiac muscle histology• Identify layers of the heart wall• Review the location of the heart within the thoracic cavity• Identify structures in gross anatomy of the heart• Identify vessels involved in coronary circulation
20-2
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Figure 20–1
Organization of the Cardiovascular System
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Cardiac Muscle Histology
20-4
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Blood Cells
20-5
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Heart
Figure 20–2a
Between 2 pleural cavities in the mediastinum
• Located directly behind sternum
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HEART
The real thing in ventral view.
Lungs have been removed.
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20-8
Pericardium
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20-9
Heart Wall
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Specific Heart Anatomy
Anterior View
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20-11
External Anatomy
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Coronary Circulation
Figure 18.7a
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Figure 20–6a
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Walls of the ventricles:Left wall is thicker!
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20-15
Heart Valves
• Atrioventricular– Tricuspid– Bicuspid or mitral
• Semilunar– Aortic– Pulmonary
• Prevent blood from flowing back
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20-16
Heart Valves