A&P Lab Quiz 1

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created 6 years ago by Awill
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1

What is the function of the heart in the thorax?

Allows the heart to beat in a relatively frictionless environment to reduce friction during heart activity

2

Mediastinum

Location of the heart in the thorax

3

Atria

Superior heart chambers

4

Ventricles

Inferior heart chambers

5

Epicardium

Visceral chambers of the heart

6

Atria

Receiving chambers of the heart

7

Myocardium

Equals cardiac muscle

8

Coronary ateries

Provide nutrient blood to the heart muscle

9

Endocardium

Lining of the heart chambers

10

Myocardium

Actual "pumps" of the heart

11

Coronary sinus

Drains blood into the right atrium

12

What is the function of the valves found in the heart?

Enforce a one-way blood flow. Prevents back flow of blood