Module 3: Cardiovascular

Question 1

Clumping of (foreign) cells; induced by cross-linking of antigen-antibody complexes.

Answer 1

Agglutination

Question 2

Reduced oxygen-carrying ability of blood resulting from too few erythrocytes or abnormal hemoglobin.

Answer 2

Anemia

Question 3

Major systemic artery; arises from the left ventricle of the heart.

Answer 3

Aorta

Question 4

A minute artery.

Answer 4

Arteriole

Question 5

Blood vessels that conduct blood away from the heart and into the circulation.

Answer 5

Artery

Question 6

Specialized mass of conducting cells located at the atrioventricular junction in the heart.

Answer 6

Atrioventricular node (AV Node)

Question 7

Valve that prevents backflow into the atrium when the connected ventricle is contracting.

Answer 7

Atrioventricular valve (AV Valve)

Question 8

The two superior receiving chambers of the heart.

Answer 8

Atria

Question 9

White blood cell whose granules stain purplish-black and nucleus purple with basic dye.

Answer 9

Basophil

Question 10

The smallest of the blood vessels and the sites of exchange between the blood and tissue cells.

Answer 10

Capillary

Question 11

The functional blood supply of the heart; shortest circulation in the body.

Answer 11

Coronary circulation

Question 12

Period of the cardiac cycle when either the ventricles or the atria are relaxing.

Answer 12

Diastole

Question 13

Diagnostic test to determine relative proportion of individual leukocyte types.

Answer 13

Differential white cell count

Question 14

Obstruction of a blood vessel by an embolus (blood clot, fatty mass, bubble of air, or other debris) floating in the blood.

Answer 14

Embolism

Question 15

Endothelial membrane that lines the interior of the heart.

Answer 15

Endocardium

Question 16

Red blood cells.

Answer 16

Erythrocytes

Question 17

Process of erythrocyte formation.

Answer 17

Erythropoiesis

Question 18

Pierced with one or more small openings.

Answer 18

Fenestrated

Question 19

A soluble blood protein that is converted to insoluble fibrin during blood clotting.

Answer 19

Fibrinogen

Question 20

Circulation in which the hepatic portal vein carries dissolved nutrients to the liver tissues for processing.

Answer 20

Hepatic Portal system

Question 21

Vein that returns blood from body areas below the diaphragm.

Answer 21

Inferior vena cava

Question 22

White blood cells; formed elements involved in body protection that take part in inflammatory and immune responses.

Answer 22

Leukocyte

Question 23

Abnormally low white blood cell count.

Answer 23

Leukopenia

Question 24

Layer of the heart wall composed of cardiac muscle.

Answer 24

Myocardium

Question 25

Valves that prevent blood return to the ventricles after contraction; aortic and pulmonary valves.

Answer 25

Semilunar valves

Question 26

Specialized myocardial cells in the wall of the right atrium; pacemaker of the heart.

Answer 26

Sinoatrial (SA) node

Question 27

Vein that returns blood from body regions superior to the diaphragm.

Answer 27

Superior vena cava

Question 28

System of blood vessels that serves gas exchange in the body tissues.

Answer 28

Systemic circuit

Question 29

The right atrioventricular valve.

Answer 29

Tricuspid valve