A cause of macrocytic anemia is: A. Iron deficiency B. Antibodies against intrinsic factor C. An enzyme deficiency D....

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Biology

A cause of macrocytic anemia is:
A. Iron deficiency
B. Antibodies against intrinsic factor
C. An enzyme deficiency
D. Inheritance of abnormal hemoglobin structure
Â Â Â Â Â Â E. None of the above
2. In sickle cell disease, vassoocclusive crisis is the resultof:
Â Â Â Â Â
Â Â Â Â Â Â Â A. Sequestration oflarge number of RBCs in the Spleen
Â Â Â Â Â Â Â B. Damage to theplatelets due to antibodies
Â Â Â Â Â Â Â C. plugging of smallblood vessels by sickle RBCs
Â Â Â Â Â Â Â D. Treatment Drugs sideeffects
3. Localized out pouching of heart chamber is a /an:
Â Â Â Â Â Â Â Â A. Thrombus
Â Â Â Â Â Â Â Â B. Embolus
Â Â Â Â Â Â Â Â C. Aneurysm
Â Â Â Â Â Â Â Â D.Thromboembolism
4. Which of the following is not a risk factorin development ofÂ Â atherosclerosis?
Â Â A. Diabetes
Â Â B. Smoking
Â Â C. Hypertension
Â Â D. Anemia
5. The current anabolic steroids used by some gym rats areLEAST LIKELY to give them:
bigger muscles
higher LDL
Lower HDL
Testicular enlargement

Answer & Explanation Solved by verified expert

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Ans1Airon deficiency ExplainationMacrocytic anaemia is a disorder caused by due to deficiency of iron in which RBCs enlarged in size because due to deficiency of iron haemoglobin level is low in RBCs so RBCs enlarged in order to perform function of oxygen transport Optionb c d are incorrect as there is no role of any enzyme antibodies and abnormal inherited hb in macrocytic anaemia Ans2c plugging of small blood vessels by sickle RBCs Explaination See Answer

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