Summary Surgical wound care

The Human Body in Health and
Illness, 7th Edition

Chapter 16
Anatomy of the Heart




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,Lesson 16.1: Anatomy of the Heart
1. Describe the location of the heart.
2. Name the three layers and the covering of the heart.
3. Explain the function of the heart as two separate pumps.
4. Identify the four chambers and great vessels of the
heart.
5. Explain the functions of the four heart valves.
6. Describe the physiological basis of the heart sounds.
7. Describe blood flow through the heart.
8. List the vessels that supply blood to the heart.
9. Identify the major components of the heart's conduction
system.
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,Function, Location, and Size of the
Heart
 Heart
➢ Hollow, muscular organ
➢ Function: The heart pumps and forces blood through
the blood vessels, providing every cell in the body
with vital nutrients and oxygen.




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, Function, Location, and Size of the
Heart
- Location: The heart
sits in the thoracic
cavity within the
lower mediastinum,
between the two
lungs and behind the
sternum

- Size: The adult heart
is about the size of a
closed fist and
weighs less than 1 lb.
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