Blood Cells MCQ For Nursing Students
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Mcq for nursing students (2nd year) biochemistry course - mid way point in blood cell lecture series
- 1.
Select the statement about red blood cells that is incorrect.- A.
Mature red blood cells lack nuclei.
- B.
Red blood cells contain hemoglobin.
- C.
Deoxyhemoglobin carries oxygen.
- D.
Red blood cells lack mitochondria.
- 2.Which dietary component(s) is/are needed for DNA synthesis, and thus greatly influence the production of red blood cells?
- A.
Calcium
- B.
Iron
- C.
Vitamin B12 and folate
- D.
Protein
- 3.Which blood cell can be described as being a biconcave disc?
- A.
Platelet
- B.
Neutrophil
- C.
Eosinophil
- D.
Erythrocyte
- 4.Which of the following directly defines the transportation of oxygen?
- A.
Haemoglobin
- B.
Oxyhaemoglobin
- C.
Deoxyhaemoglobin
- D.
Red cell count
- 5.Red blood cells survive around _____ days.
- A.
120
- B.
240
- C.
10
- D.
360
- 6.Erythropoietin appears in the plasma when peripheral tissues, especially the kidneys, are exposed to:
- A.
High urine volumes
- B.
Low oxygen concentrations
- C.
Excessive amounts of radiation
- D.
Extremes of temperature
- E.
None of the above
- 7.Iron is necessary in the diet because it is involved with: [
- A.
Hemoglobin production
- B.
Prevention of hemolysis
- C.
Prevention of sickle cell anemia
- D.
All of the above
- E.
None of the above
- 8.The primary site of erythropoiesis in the adult is the:
- A.
Kidney
- B.
Liver
- C.
Bone marrow
- D.
All of the above
- E.
None of the above
- 9.Which of the following statements are incorrect : Glucose 6 phosphate dehydrogenase deficiency results in:
- A.
Reduction NADPH production
- B.
Superoxide damage to erythrocytes
- C.
Production of heinz bodies
- D.
Haemolytic anaemia
- E.
Reduction in ATP production
- F.
All of the above
- G.
None of the above
- 10.Deoxygenation of haemoglobin can result as a consequence of:
- A.
Low oxygen levels
- B.
Production of 2,3 BPG
- C.
Binding of CO
- D.
Decrease in pH
- E.
High levels of CO2
- F.
All of the above
- G.
None of the above
- 11.Sickle cell anaemia occurs because of:
- A.
A mutation in the pyphorin ring of haem
- B.
An inability to incorporate Fe2+ into haem
- C.
A mutation in beta globin
- D.
A decrease in the amount of beta globin produced
- E.
A decrease in the amount of alpha globin produced
- F.
All of the above
- G.
None of the above
- 12.Circulating mature RBCs lack:
- A.
Ribosomes
- B.
Mitochondria
- C.
Nucleus
- D.
All of the above
- E.
None of the above
- 13.The part of the hemoglobin molecule that directly interacts with oxygen is:
- A.
Globin
- B.
The sodium ion
- C.
The tertiary protein structure
- D.
The iron ion
- E.
None of the above
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Sample QuestionWhen performing a differential cell count, how many leukocytes are counted?