Deck 7: Circulatory, Lymphatic, and Immune Systems

Question 1

Plasma makes up approximately what percentage of whole blood in a healthy person?

A) 10%
B) 25%
C) 55%
D) 90%

Answer 1

C

Question 2

Blood returning to the heart from the lungs enters which chamber?

A) Right atrium
B) Left atrium
C) Right ventricle
D) Left ventricle

Answer 2

B

Question 3

Where does blood go immediately after it leaves the left atrium?

A) Right atrium
B) Left ventricle
C) Lungs
D) Rest of the body

Answer 3

B

Question 4

Which of the following is the major artery leaving the heart that takes oxygenated blood to body tissues?

A) Aorta
B) Coronary artery
C) Carotid artery
D) Vena cava

Question 5

What is the medical term for a bulge in an artery caused by a weakening of the wall?

A) Aneurysm
B) Arteriosclerosis
C) Hemorrhoids
D) Varicose veins

Question 6

Which structures carry blood away from the heart?

A) Arteries
B) Bronchioles
C) Capillaries
D) Veins

Question 7

What causes the sounds that are normally heard when listening to the heart through a stethoscope?

A) Contraction of the heart muscle
B) Closing of the heart valves
C) Blood flowing through blood vessels
D) The heart does not make any noise.

Question 8

What is the medical term for "heart attack"?

A) Angina
B) Ischemia
C) Myocardial infarction
D) Pericarditis

Question 9

Blood returning to the heart from the various tissues of the body enters which chamber?

A) Right atrium
B) Left atrium
C) Right ventricle
D) Left ventricle

Question 10

The cephalic, basilic, and median cubital veins are all located in which area?

A) Antecubital fossa of the arm
B) Anterior surface of the hand
C) Capillary beds of the hand
D) Radial surface of the wrist

Question 11

The pulmonary circulation carries blood between which two organs?

A) Heart and lungs
B) Heart and all other body tissues
C) Lungs and brain
D) Lungs and all other body tissues

Question 12

CK-MB, myoglobin, and troponin are all measured in tests that can be used to diagnose what condition?

A) Congestive heart failure
B) Liver disease
C) Myocardial infarction
D) Stroke

Question 13

Which structures return blood to the heart?

A) Arteries
B) Bronchioles
C) Capillaries
D) Veins

Question 14

Which instrument is used to measure blood pressure?

A) Pressometer
B) Spectrophotometer
C) Sphygmomanometer
D) Thermometer

Question 15

Which muscle contracts to push blood through the circulatory system?

A) Biceps brachii
B) Endometrium
C) Heart
D) Triceps brachii

Question 16

How much water is found in plasma?

A) 10%
B) 25%
C) 55%
D) 90%

Question 17

What is the medical term for a reduced blood supply to heart tissue, thereby causing damage to the heart muscle?

A) Angina
B) Ischemia
C) Infarction
D) Pericarditis

Question 18

What is the term for the thin membranous sac that surrounds the heart?

A) Endocardium
B) Epicardium
C) Myocardium
D) Pericardium

Question 19

Which blood vessels are the smallest, consisting of only a single layer of epithelial cells?

A) Arteries
B) Bronchioles
C) Capillaries
D) Veins

Question 20

Where does blood go immediately after it leaves the right ventricle?

A) Left atrium
B) Left ventricle
C) Lungs
D) Rest of the body

Question 21

Which formed elements of the blood play a role in blood coagulation?

A) Erythrocytes
B) Leukocytes
C) Platelets
D) Reticulocytes

Question 22

What is another term for red blood cells (RBCs)?

A) Erythrocytes
B) Leukocytes
C) Thrombocytes
D) Reticulocytes

Question 23

What is the term for an increase in the total number of RBCs?

A) Anemia
B) Leukemia
C) Polycythemia
D) Thalassemia

Question 24

Lymph nodes, fluids, and vessels, along with associated organs, are all part of what system?

A) Circulatory
B) Immune
C) Lymphatic
D) Respiratory

Question 25

What is the process by which blood vessels repair after injury?

A) Autoimmunity
B) Hemostasis
C) Inflammation
D) Thrombophlebitis

Question 26

Which cells attack and digest bacteria and are found in increased numbers in the presence of bacterial infection?

A) Erythrocytes
B) Lymphocytes
C) Monocytes
D) Neutrophils

Question 27

What is the term for the accumulation of interstitial fluid in tissues due to a blocked lymphatic vessel?

A) Lymphadenoma
B) Lymphedema
C) Lymphocytes
D) Lymphoma

Question 28

What is the enzyme that breaks down the fibrin in clots?

A) Amylase
B) Pepsin
C) Plasmin
D) Trypsin

Question 29

What is another term for white blood cells (WBCs)?

A) Erythrocytes
B) Leukocytes
C) Thrombocytes
D) Reticulocytes

Question 30

What substance is produced when blood is collected in a tube, allowed to clot, and then centrifuged?

A) Antibodies
B) Platelets
C) Plasma
D) Serum

Question 31

What cells are infected and destroyed in HIV infection?

A) Antigens
B) Helper T cells
C) Human leukocyte antigens
D) Plasma cells

Question 32

Which cells produce antibodies and are often found in increased numbers in the presence of viral infection?

A) Erythrocytes
B) Lymphocytes
C) Monocytes
D) Neutrophils

Question 33

Which of the following is an inherited disease that causes decreased blood clotting?

A) Anemia
B) Hemophilia
C) Leukemia
D) Thrombocytopenia

Question 34

Blood cells are formed in the bone marrow from the divisions of what long-lived progenitor cells?

A) Granulocytes
B) Neutrophils
C) Phagocytes
D) Stem cells

Question 35

The formed elements constitute what portion of the blood volume?

A) 5%
B) 45%
C) 75%
D) 99%

Question 36

In what condition will one find an increased number of lymphocytes, in response to infection with the Epstein-Barr virus?

A) Hemophilia
B) Infectious mononucleosis
C) Leukemia
D) Thalassemia

Question 37

What is the term for an attack by the immune system on the body's own tissues?

A) Allergy
B) Autoimmunity
C) Immunity
D) Immune deficiency