Cahpter 17 Flashcards
A healthy adult male has approximately __________ liters of blood.
5-6
A major plasma protein that maintains the blood osmotic pressure is __________.
albumin
Diapedesis refers to __________.
the movement of leukocytes from blood vessels into tissue spaces
Granulocytes do NOT include __________.
monocytes
Mature red blood cells in the circulating blood are filled with __________.
hemoglobin molecules
Pernicious anemia may result from __________.
the lack of vitamin B12 in the diet or a deficiency of the intrinsic factor needed to absorb B12
The final step in clot formation is __________.
fibrinogen → fibrin
The most numerous leukocyte is the __________.
neutrophil
The terms biconcave and anucleated apply to __________
red blood cells
Which leukocyte contains histamine in its granules?
basophils
Which of the following is a protective function of blood?
preventing infection
How long to platelets last ?
between 5 an 10 days
Which property do white blood cells have in common?
WBCs are nucleated and have a protective function.
Individuals with malaria have a better chance of surviving if they have which type of anemia?
sickle-cell anemia
Which of the following types of white blood cells kills parasitic worms, destroys antibody complexes, and inactivates some inflammatory chemicals of allergy?
eosinophils
Which of the following is a function of neutrophils?
phagocytize bacteria
Which of the following is a function of erythrocytes?
transport oxygen and carbon dioxide
Which of the following is a function of basophils?
release histamine during allergic reaction
Which of the following is a function of lymphocytes
destruction of virus-containing cells
The percentage of total volume used to determine the number of erythrocytes in a blood sample is referred to as the __________.
hematocrit
The buffy coat that appears after a sample of blood has been centrifuged contains __________.
WBCs
Which of the following factors has the greatest effect on making RBCs very efficient oxygen transporters?
They generate ATP by anaerobic mechanisms and do not consume any of the oxygen they carry.
Another term for reduced hemoglobin is __________.
deoxyhemoglobin
The process of actively metabolizing oxygen by neutrophils to produce bleach and hydrogen to kill bacteria is known as __________.
the respiratory burs
Which type of anemia results from the destruction or inhibition of the red marrow by drugs, chemicals, ionizing radiation, or viruses?
aplastic anemia
Which of the following substances is responsible for limiting a platelet plug to the immediate area of damage?
prostacyclin
Erythroblastosis fetalis is caused by __________.
an Rh incompatibility between an Rh-negative mother and her Rh-positive baby during pregnancy
Which of the following plasma expanders would be associated with the LEAST complications?
Ringer’s solution
Eighty-five percent of Americans carry the __________ Rh agglutinogen on their RBCs.
D
Which antibodies would be found in the serum of a person with AB blood?
neither anti-A nor anti-B antibodies
