Deck 17: Blood

Question 1

Which of the following body organs synthesizes and releases plasma proteins?

A) Liver
B) Spleen
C) Thymus
D) Heart
E) Pancreas

Answer 1

A

Question 2

Which of the following organs is able to break down old and damaged erythrocytes?

A) Thyroid gland
B) Kidneys
C) Spleen
D) Lungs
E) Brain

Answer 2

C

Question 3

What is the percentage of red blood cells that are replaced every day in the body?

A) 1%
B) 3%
C) 5%
D) 7%
E) 9%

Answer 3

A

Question 4

Which of the following are the most numerous white blood cells in blood circulation?

A) Neutrophils
B) Eosinophils
C) Basophils
D) Lymphocytes
E) Monocytes

Question 5

Which of the following hormones increases production of erythropoietin?

A) Testosterone
B) Estrogen
C) Progesterone
D) Thymosin
E) Insulin

Question 6

Which of the following types of leukocytes increases during a parasitic infection?

A) Neutrophils
B) Eosinophils
C) Basophils
D) Lymphocytes
E) Monocytes

Question 7

Which of the following while blood cells are important in the production of antibodies?

A) Neutrophils
B) Eosinophils
C) Basophils
D) Lymphocytes
E) Monocytes

Question 8

Which of the following is the original cell for all formed elements of blood?

A) Polymorphonuclear
B) Hemocytoblast
C) Megakaryocyte
D) Monoblast
E) Normoblast

Question 9

Which of the following is the normal pH of the blood?

A) 9.4
B) 8.2
C) 7.9
D) 7.4
E) 6.2

Question 10

Which of the following formed elements mostly determines the viscosity of the blood?

A) Red blood cells
B) Normoblasts
C) Leukocytes
D) Megakaryocytes
E) Hemocytoblasts

Question 11

The rate of erythrocyte formation is determined by which of the following?

A) Total blood cell counts
B) Total white blood cell counts
C) Blood reticulocyte counts
D) Total platelet counts
E) Myeloid stem cell counts

Question 12

Stem cells responsible for the process of lymphopoiesis are not located in which of the following?

A) Red bone marrow
B) Thymus
C) Spleen
D) Kidneys
E) Lymph nodes

Question 13

Which of the following anemias is caused by failure of the bone marrow to produce new red blood cells?

A) Sickle cell
B) Hemorrhagic
C) Aplastic
D) Pernicious
E) Iron deficiency

Question 14

Which of the following is defined as the percentage of blood volume made up by RBCs?

A) Hematocrit
B) Differential cell count
C) Viscosity
D) Specific gravity
E) Packed volume

Question 15

Which of the following leukocytes are referred to as polymorphonuclear?

A) Basophils
B) Lymphocytes
C) Eosinophils
D) Neutrophils
E) Monocytes

Question 16

Most procoagulants are formed by which of the following?

A) Spleen
B) Kidneys
C) Thymus
D) Liver
E) Red bone marrow

Question 17

Clotting factor number XI is also called which of the following?

A) Hageman factor
B) Proconvertin
C) Plasma thromboplastin antecedent
D) Fibrinogen
E) Prothrombin

Question 18

Which of the following is not true about neutrophils?

A) They are important in coagulation.
B) They are active in phagocytosis.
C) They are granular leukocytes.
D) They develop from hemocytoblasts.
E) They attack invading pathogens.

Question 19

Which of the following is a true statement?

A) The gamma globulins are released by monocytes.
B) Albumins are the most abundant of the plasma proteins.
C) The pH of blood is acidic.
D) The volume of the blood in adults is 5 liters.
E) Neutrophils release histamine.

Question 20

Which of the following are important for the coagulation process?

A) Vitamin D and zinc
B) Vitamin B₁₂ and iodine
C) Vitamin K and calcium ions
D) Vitamin A and vitamin C
E) Vitamin K and vitamin B complex

Question 21

Which of the following is known as clotting factor 1?

A) Prothrombin
B) Proaccelerin
C) Proconvertin
D) Fibrinogen
E) Stuart factor

Question 22

Which of the following is the natural anticoagulant contained in basophils and mast cell granules?

A) Vitamin K
B) Heparin
C) Warfarin
D) Plasmin
E) Plasminogen

Question 23

Hemophilia A is a hereditary bleeding disorder caused by deficiency of which clotting factor?

A) Factor II
B) Factor IV
C) Factor V
D) Factor VIII
E) Factor XI

Question 24

Which of the following is called a drifting blood clot?

A) Platelet plug
B) Plaque
C) Embolus
D) Thrombus
E) Procoagulant

Question 25

Transferrin transports globulin and is an example of which of the following?

A) Hormone-binding protein
B) Apolipoprotein
C) Lipoprotein
D) Metalloprotein
E) Steroid-binding protein

Question 26

Which of the following may result after losing a significant amount of blood?

A) Increased levels of tissue plasminogen activator
B) An increased leukocyte count
C) An increased erythrocyte count
D) A decreased reticulocyte count
E) An increased reticulocyte count

Question 27

What is the color of deoxyhemoglobin in the blood vessels?

A) Blue
B) Light blue
C) Burgundy
D) Red
E) Dusky orange

Question 28

Which of the following anemias is a genetic disorder?

A) Pernicious
B) Iron deficiency
C) Aplastic
D) Thalassemia
E) Hemorrhagic

Question 29

Which of the following is not observed with polycythemia?

A) Increased blood pressure
B) Increased erythropoietin
C) Low blood viscosity
D) Increased blood volume
E) High hematocrit

Question 30

Which of the following is the preferred method of blood transfusion?

A) Packed red blood cells
B) Whole blood
C) Whole plasma
D) Whole blood or whole plasma
E) Saline infusion

Question 31

When monocytes migrate into the peripheral tissues, they are called tissue __________.

Question 32

Gamma globulins are released by __________ cells during the immune response.

Question 33

Leukocytes and __________ make up less than 1% of whole blood.

Question 34

The formation of erythrocytes in the red bone marrow is called __________.

Question 35

Approximately 20% of carbon dioxide that is transported by the blood is combined with __________.

Question 36

Renal anemia is caused by lack of __________, which controls production of red blood cells.

Question 37

Secondary polycythemias involve low __________ or increased erythropoietin.

Question 38

Bacterial infections usually cause __________ counts to increase.

Question 39

The process of lymphocyte production is known as __________.

Question 40

Infectious __________ is highly contagious and caused by the Epstein-Barr virus.

Question 41

Megakaryocytes develop from hemocytoblasts because of the hormone called __________.

Question 42

Platelets release __________ to contract smooth muscles in blood vessels, reducing blood loss.

Question 43

Adequate amounts of vitamin K must be present in the liver for synthesizing __________ and other clotting factors.

Question 44

Prothrombinase converts prothrombin into __________.

Question 45

Hemophilia B is caused by __________ of factor IX.

Question 46

The clumping of RBCs after a transfusion reaction is called __________.

Question 47

Type O blood lacks __________ A and B. Therefore, it can be transfused.

Question 48

The most prevalent Rh factor in humans is __________.

Question 49

Erythroblastosis fetalis is also called __________ disease of the fetus and newborn.

Question 50

An effective diagnostic testing method for blood is the __________ WBC count.

Question 51

Monocytes produce immunoglobulins and engulf debris or pathogens.

Question 52

Platelets are incomplete cells arising from red bone marrow cells called thrombocytes.

Question 53

Mature red blood cells contain hemoglobin called HbA.

Question 54

Most neutrophils have a long life span and survive in the bloodstream for 120 days.

Question 55

The clumping of erythrocytes is called agglutination.

Question 56

Adult HbA is similar to fetal hemoglobin.

Question 57

Mature reticulocytes cannot be distinguished from other mature red blood cells.

Question 58

Iron is loosely bound to a transport protein called transferrin in the blood.

Question 59

Interleukins or colony-stimulating factors stimulate the red bone marrow to develop white blood cells.

Question 60

Leukemia usually causes death from congestive heart failure.

Question 61

Hematocrit is the percentage of blood volume made up by leukocytes.

Question 62

A pulmonary embolism is a clot that is blocking a vessel supplying the heart.

Question 63

Eosinophils make up 23% to 27% of circulating leukocytes.

Question 64

Self-injection of erythropoietin is becoming more prevalent today among the elderly.

Question 65

An Rh-negative person receiving Rh-positive blood will begin producing anti-Rh antibodies.

Question 66

Red blood cells are biconcave discs and lack mitochondria.

Question 67

The function of red blood cells is to remove nitrogenous wastes from active tissue.

Question 68

The extrinsic pathway of coagulation is activated by the release of tissue factor by damaged endothelium.

Question 69

As a result of breaking down large amounts of erythrocytes, skin may appear red in color.

Question 70

The red blood cells of a fetus and an adult are the same.