Chapter 10

Question 1

What blood vessels empty blood to the right atrium?

Answer 1

Inferior vena cava
Superior vena cava

Question 2

Which of the following sentences matches the cardiac structure to its description or function?

Answer 2

The mitral valve is on the left side of the heart.

Question 3

What is the name of the vessels that supply the myocardium of the heart with blood?

Answer 3

Coronary arteries

Question 4

What is the endocardium?

Answer 4

The tissue that lines the hearts four chambers.

Question 5

Which chambers in the heart receive blood?

Answer 5

Atria

Question 6

Which term refers to contraction?

Answer 6

Systole

Question 7

Blood is forced through what valve when leaving the left ventricle?

Answer 7

Aortic valve

Question 8

What is the anatomy of blood vessels?

Answer 8

Veins and arteries have three tunics

Question 9

The atria are separated from the ventricles by what type of valve?

Answer 9

Atrioventricular valve

Question 10

Deoxygenated blood enters the heart from the body through what structure?

Answer 10

Superior and inferior vena cava

Question 11

Which range of BP is considered hypertension?

Answer 11

150/99 mmHg

Question 12

What is the pericardium?

Answer 12

A fluid filled, double walled membrane that surrounds the heart

Question 13

What structure returns blood from the lungs to the heart?

Answer 13

Pulmonary veins

Question 14

What is the normal blood pressure for a 20-30 year old?

Answer 14

120/72 mmHg

Question 15

In pulmonary circulation, what happens to CO2 and O2 in the blood?

Answer 15

CO2 is unloaded and O2 is loaded