Chpt 14 Quiz 1 AP

Plasma contains fibrinogen, and serum does not.

• True

• False

Compare polycythemia with leukocytosis.

• Polycythemia is an elevated red blood cell count and leukocytosis is a decreased red blood cell count.

• Polycythemia is an elevated red blood cell count and leukocytosis is an elevated white blood cell count.

• Polycythemia is an elevated white blood cell count and leukocytosis is a decreased white blood cell count.

• Polycythemia is a decreased red blood cell count and leukocytosis is a decreased white blood cell count.

What step is critical to the formation of a blood clot?

• Activation of vitamin K

• Conversion of fibrin to fibrinogen

• Conversion of prothrombin to thrombin

• Binding of antibody to surface of platelets

The hormone__________ controls red blood cell production via a__________ feedback mechanism.

• erythropoietin; negative

• colony-stimulating factor; positive 

• erythropoietin; positive 

• colony-stimulating factor; negative

What are "universal precautions"?

• Specific measures used to avoid mismatched blood types in transfusions.

• Specific measures that health-care workers take to prevent transmission of bloodborne pathogens in the workplace.

• Specific measures that astronauts take in space to avoid leaving behind microorganisms from Earth.

• Specific measures used to prevent bleeding during surgery.

What type of white blood cell is important in immunity?

• Lymphocytes

• Monocytes

• Basophils

• Eosinophils

When hemoglobin molecules are broken down, what greenish pigment is formed?

• Biliverdin

• Iron

• Bilirubin

• Melatonin

Cyanosis occurs when the blood concentration of__________ is abnormally high.

• oxyhemoglobin

• deoxyhemoglobin

• oxygen

• carbon dioxide

A person with type A blood can successfully donate blood to a person with type__________ blood.

• A
• B

• O

A patient has had three respiratory infections in the past few months. Physical exam reveals the patient is easily fatigued, has had headaches, a few nosebleeds, and bruises easily. What should the physician suspect as a diagnosis?

• Erythroblastosis fetalis

• Sickle cell disease

• Edema

• Leukemia