6966662
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Quiz von Alexandra Bozan, aktualisiert more than 1 year ago
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Erstellt von Alexandra Bozan
vor etwa 8 Jahre
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Frage 1
Frage
Which of the following is/are involved in determining a person’s total blood volume?
Antworten
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Age
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Body type
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Sex
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All of the above
Frage 2
Frage
Which mature cell has no nucleus, mitochondria, or ribosomes?
Antworten
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Erythrocyte
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Leukocyte
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Platelet
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Neutrophil
Frage 3
Frage
Erythropoiesis is the formation of:
Antworten
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platelets
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red blood cells
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white blood cells
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All of the above
Frage 4
Frage
All blood cells are derived from:
Antworten
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reticulocytes
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proerythroblasts
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basophilic erythroblasts
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hemocytoblasts
Frage 5
Frage
Which of the following is an example of a leukocyte?
Antworten
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Monocyte
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Thrombocyte
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Platelet
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Erythrocyte
Frage 6
Frage
Which of the following Rh factor combinations could cause agglutination (clumping) of an infant’s red blood cells?
Antworten
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Mother negative, Father negative, Infant negative
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Mother negative, Father positive, Infant positive
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Mother positive, Father negative, Infant positive
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Mother positive, Father positive, Infant negative
Frage 7
Frage
Which of the following is important for normal clotting?
Antworten
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Calcium ions
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Vitamin K
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Thromboplastin
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All of above
Frage 8
Frage
A decrease in red blood cell numbers can result in:
Antworten
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polycythemia
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anemia
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decrease in oxygen carrying capacity
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both anemia and decrease in oxygen carrying capacity
Frage 9
Frage
The function of blood is:
Antworten
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to carry food to the cells
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to remove waste from the cells
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to assist the body in temperature regulation
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All of the above
Frage 10
Frage
Which is not an end-product of the breakdown of hemoglobin?
Antworten
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Amino acids
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Bilirubin
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Free oxygen
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Iron
Frage 11
Frage
Oxygen deficiency leads to increased RBC numbers by increased secretion of this hormone: [blank_start]erythropoietin[blank_end]
Antworten
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erythropoietin
Frage 12
Frage
A blood type and crossmatch is performed prior to transfusion. If this procedure is not completed
Antworten
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the blood may agglutinate
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blood lysis may occur
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a transfusion reaction may occur
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all of the above
Frage 13
Frage
What part of the hemoglobin molecule combines with carbon dioxide? [blank_start]Globin[blank_end]
Antworten
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Globin
Frage 14
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Thrombocytes are used for: [blank_start]blood clotting[blank_end]
Antworten
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blood clotting
Frage 15
Frage
Thrombocytes assist in coagulation.
Antworten
- True
- False
Frage 16
Frage
Many types of blood cells are produced in the red bone marrow.
Antworten
- True
- False
Frage 17
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A hematocrit of 40% means that in every 100 ml of whole blood, there are:
Antworten
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40 ml of red blood cells and 60 ml of fluid plasma.
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40 ml of plasma and 60 ml of red blood cells
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40% of the formed elements are red blood cells
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plasma is 45% of the circulating whole blood
Frage 18
Frage
Heme is broken down into this pigment, which is excreted in bile: [blank_start]bilirubin[blank_end]
Antworten
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bilirubin
Frage 19
Frage
Reticulocyte is a leukocyte.
Antworten
- True
- False
Frage 20
Frage
Under the microscope, erythrocytes appear as [blank_start]biconcave disks[blank_end] without [blank_start]nuclei[blank_end].
Antworten
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biconcave disks
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nuclei
Frage 21
Frage
People with type O blood are considered to be universal donors because their RBC carry:
Antworten
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neither A nor B antigens
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both A and B antigens
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the Rh antigen on their RBCs
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none of the above
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