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180.Explanation
Correct Answer - D
Ans: D. Low reticulocyte count
(Ref: Robbins 9/e p 631, 632)
A reactive increase in reticulocyte count occurs in hemolytic
anemias due to increased erythropoiesis.
Hemolytic anemia:
Anemia & lowered tissue oxygen tension à Triggers erythropoietin
production à Stimulates erythroid differentiation à Appearance of
increased numbers erythroid precursors (normoblasts) in marrow.
Compensatory increases in erythropoiesis à Resutls in
reticulocytosis in peripheral blood.
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180. A patient was found to have splenomegaly, anemia and jaundice. All of the following is true about this condition except: Anonymous voting
- a) Increased urobilinogen
- b) Increased LDH
- c) Decreased haptoglobin
- d) Low reticulocyte count
179.Explanation
Correct Answer - B
Ans: B. Oral iron therapy should be stopped once the patient
achieves a hemoglobin of >12 mg/dL
(Ref: Harrison 19/e p629. 18/e p849)
Iron-deficiency anemia - Goal of therapy:
Not only repair anemia.
Provide stores of at least 0.5-1 g of iron.
Sustained treatment for period of 6-12 months after anemia
correction necessary to achieve stores.
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179. Which of the following is not true regarding iron supplementation in iron deficiency anemia? Anonymous voting
- a) Administer a small diluted dose first prior to infusion to look any allergy to iron preparation
- b) Oral iron therapy should be stopped once the patient achieves a hemoglobin of >12 mg/dL
- c) gastric intolerance oral iron therapy occurs all patients should be administered parenteral forms
- d) Parenteral iron supplementation is required in a patient with Hb of less then 7 mg/dL
82. Which of the following is not true regarding iron supplementation in iron deficiency anemia?Anonymous voting
- a) Administer a small diluted dose first prior to infusion to look for allergy to iron preparation
- b) Oral iron therapy should be stopped once the patient achieves a hemoglobin of >12 mg/dL
- c) gastric intolerance to oral iron therapy occurs all patients should administered parenteral form
- d) Parenteral iron supplementation is required in a patient with Hb of less then 7 mg/dL
178.Explanation
Correct Answer - A
Ans: A. Anterior surface of cornea
Maximum contribution to refractive power of eye - By anterior
surface of cornea.
Cornea's anterior surface is approximately spherical with a radius of
curvature that is typically 8 mm.
This surface is responsible for about two-thirds of the eye's refractive
power
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178.Maximum contribution to the refractive power of the eye is by which part of the eye?Anonymous voting
- a) Anterior surface of cornea
- b) Posterior surface of cornea
- c) Anterior surface of lens
- d) Posterior surface of lens
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