A&P 2 Chapter 18 Quiz

A patient is diagnosed with leukocytosis if they have more than __________ WBCs/μL.

10,000

A normal hematocrit is __________ of the total blood volume.

37% to 52%

A person with type AB blood has __________ RBC antigen(s).

A and B

Which of the following would not decrease the blood colloid osmotic pressure (COP)? A. An extremely low-protein diet B. A diet predominantly based on red meat C. Hypoproteinemia D. Severe Liver Failure

A diet predominantly based on red meat

A woman's first pregnancy is normal but her second pregnancy results in hemolytic disease of the newborn (HDN). The second child needed a transfusion to completely replace the agglutinating blood. The mother is most likely type __________ and both children are most likely __________.

A, Rh-negative; B, Rh-positive

A person with type A blood can safely donate RBCs to someone of type __________ and can receive RBCs from someone of type __________. A. AB; O B. B; A C. O;O D. O; AB

AB; O

Why are pregnant Rh- women given an injection of Rh immune globulin?

Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-D antibodies

An individual has type B, Rh-positive blood. The individual has __________ antigen(s) and can produce anti-__________ antibodies.

B and D; A

What is the final product of the breakdown of the organic nonprotein moiety of hemoglobin?

Billirubin

Which of the following has not been implicated in causing leukopenia? A. Radiation therapy B. Acquired Immunodeficiency Syndrome (AIDS) C. Immunosuppressant drugs D. Dehydration

Dehydration

Which of the following is not contained in the buffy coat? A- Granulocytes B- Lymphocytes C- Platelets D- Agranulocytes E- Erythrocytes

Erythrocytes

T/F A person develops anti-A antibodies only after he is exposed to antigen A, and anti-B antibodies only after he is exposed to antigen B.

False

T/F Blood viscosity stems mainly from electrolytes and monomers dissolved in plasma.

False

T/F Hemostasis is the production of formed elements of blood.

False

T/F Lymphoid hemopoiesis occurs mainly in the bone marrow.

False

Which of the following is not normally found in plasma? A. Glucose B. Albumin C. Glycogen D. Urea

Glycogen

Which of the following might be injected into a patient who is prone to forming blood clots and therefore at risk of a heart attack or stroke?

Heparin

Which of the following would not lead to polycythemia? A. Cancer of the erythropoietic line of red bone marrow B. Iron deficiency C. Emphysema D. Dehydration

Iron deficiency

Which of the following is not true regarding sickle-cell disease? A. It is a cause of malaria B. it is caused by a recessive allele that modifies the structure of hemoglobin C. It is advantageous in that it can protect carriers against malaria D. It is due to a hereditary hemoglobin defect E. It is a cause of anemia

It causes malaria

What is the function of thromboplastin in hemostasis?

It initiates the extrinsic pathway of coagulation.

What are the most abundant agranulocyte?

Lymphocytes

Which of the following is not a function of blood? A. Helps to regulate body temperature B. Participates in the initiation of blood clotting C. Helps to stabilize the pH of extracellular fluids D. Produces plasma hormones

Produces plasma hormones

Where does myeloid hemopoiesis take place in adults?

Red Bone Marrow

Which of the following is most likely to cause anemia? A- Smoking B- Air Pollution other than by carbon monoxide C- Renal Disease D- High altitude

Renal Disease

Which of the following is not true of a patient with anemia? A- blood osmolarity is reduced B- they are lethargic C- Their blood viscosity is increased D- More fluid transfers from their bloodstream into their intercellular spaces E- Resistance to blood flow is reduced

Their blood viscosity is increased

Tissues can become edematous (swollen) when which of the following occurs?

There is a dietary protein deficiency.

During coagulation, which of the following is found in the extrinsic mechanism only?

Thromboplastin

During coagulation, which of the following is found in the extrinsic mechanism only? A- prothrombin activator B- Thromboplastin C- Prothrombin D- Calcium E- Thrombin

Thromboplastin

Which of the following are not secreted by platelets? A- Growth factors B- Chemicals that attract neutrophils C- Thrombopoietin D- Procoagulants

Thrombopoietin

T/F After a wound is sealed, tissue repair is followed by fibrinolysis

True

T/F Blood groups are made up of any surface antigen on formed elements, not just ABO and Rh, and include over 500 known antigens.

True

T/F Incompatibility of one person's blood with another results from the action of plasma antibodies against the RBCs' antigens.

True

T/F Lymphocytes secrete antibodies, coordinate action of other immune cells, and serve in immune memory.

True

T/F Monocytes differentiate into large phagocytic cells

True

T/F The liver stores excess iron in ferritin

True

T/F The most important components in the cytoplasm of RBCs are hemoglobin and carbonic anhydrase

True

T/F: The most important components in the cytoplasm of RBCs are hemoglobin and carbonic anhydrase.

True

A deficiency of __________ can cause pernicious anemia.

Vitamin B12

What are the least abundant of the formed elements?

basophils

Some lymphocytes can survive as long as ___

decades

Serum is essentially identical to plasma except for the absence of __________.

fibrinogen

The ABO blood group is determined by __________ in the plasma membrane of RBCs.

glycolipids

An increased erythropoietin (EPO) output by the kidneys would lead to all of the following except __________.

increased hypoxemia

When a clot is no longer needed, fibrin is dissolved by __________.

plasmin

Which of the following is not a function of blood? A. transports nutrients B. produces plasma hormones C. Helps to regulate body temp D. Participates in the initiation of blood clotting

produces plasma hormones

Blood clots in the limbs put a patient most at risk for __________.

pulmonary embolism

Platelets release ____, a chemical vasoconstrictor that contributes to the vascular spasm.

serotonin

Erythrocytes transport oxygen and _________

transport some carbon dioxide