Cardio Part I Supp

Question 1

Site of high resistance in the CV system

Answer 1

ARTERIOLES

Question 2

Arteriole resistance is regulated by

Answer 2

ANS

Question 3

The visceral pericardium is the same as

Answer 3

Epicardium

Question 4

Rupture of the Papillary muscle in the left ventricle may result in

Answer 4

Mitral valve prolapse

Question 5

The heart pumps approximately ________ liters of blood each day.

Answer 5

8L

Question 6

The structure that permits blood flow from the right atrium to the left atrium in the fetal circulation is the

Answer 6

Foramen ovale.

Question 7

marks the border between the atria and ventricles.

Answer 7

Coronary Sulcus

Question 8

The right pulmonary veins carry ________ blood to the ________

Answer 8

deoxygenated; left atrium

Question 9

Arrange the following in order

Answer 9

Vena Cava –> Right Atrium –> Right Ventricle –> Pulmonary Trunk–> Pulmonary Veins –>Left atrium –> Left Ventricle –> Aorta.

Question 10

Pulmonary arteries carry blood to the l

Answer 10

Lungs

Question 11

The first blood vessels to branch from the aorta are the ________ arteries.

Answer 11

Coronary

Question 12

The great and middle cardiac veins drain blood into the

Answer 12

Coronary SINUS

Question 13

Muscular ridges on the inner surface of the ventricles are called

Answer 13

Trabeculae Carnae

Question 14

The ________ circuit carries blood to and from the lungs.

Answer 14

Pulmonary

Question 15

The ________ circuit carries blood from the aorta to the right ventricle. A) pulmonary

Answer 15

systemic

Question 16

The ________ carry blood toward the heart.

the _______carry blood away from the heart

Answer 16

veins

arteries

Question 17

The term ________ refers to blockage in the coronary circulation.

Answer 17

coronary artery disease

Question 18

Thick projections of muscle in the ventricles that anchor chordae tendineae are called

Answer 18

Papillary muscles

Question 19

Is an important ridge of muscle extending horizontally around the right ventricle from the interventricular septum to the base of the anterior papillary muscle containing part of the conducting system.

Answer 19

Moderator band

Question 20

Which valve(s) cusps open up toward the base of the heart?

Answer 20

Aortic and PULMONIC

Question 21

CO can be increased by decreasing ______end systolic volume.

or by increasing______

Answer 21

end systolic volume; SV, EF, HR

Question 22

If the force of ventricular contraction increases, what will happen to the end-systolic volume?

Answer 22

Decrease

Question 23

End-systolic volume is defined as the

Answer 23

Amount of blood remaining in the ventricle after contraction

Question 24

The ________ is the difference between the resting and maximal cardiac output.

Answer 24

Cardiac reserve

Question 25

Hypertension increases ________ causing stroke volume to ________.

Answer 25

afterload; decrease