medical MCQs – Page 478

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

9541. Synthesis of DNA occurs in Which phase of cellAcycle________________?
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A. Synthesis S phase

B. Gap G2 phase

C. Mitosis M phase

D. Gap G1 phase

9542. Enzymes responsible for suppuration are derived chiefly from_____________?
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A. Monocytes

B. Lymphocytes

C. PMNs

D. Eosinophils

9543. Ascites seen in alcoholic liver cirrhosis result form______________?
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A. Decreased protein production by liver

B. Due to increased portal hypertension

C. Due to obstruction of bile duct

D. All of the above

9544. Regeneration by sprouting of axons takes place in which end of transaction of nerve_____________?
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A. Proximal end

B. Distal end

C. Both A and B

D. None of the above

9545. The intramuscular administration of 0.6 mg of atropine sulphate to a 50 kg adult may produce all of the following effects except_____________?
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A. Mydriasis

B. Decreased Sweating

C. Decreased Salivation

D. Bradycardia

9546. Ghon complex of the lung usually____________?
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A. Progresses to tuberculous pneumonia

B. Undergoes calcification

C. Undergoes cavitation

D. Progresses to military tuberculosis

9547. The antidote for heparin is______________?
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A. Protamine sulphate

B. Potassium sulphate

C. Pryosulphate

D. Penicillinase

9548. Earliest lesion in atherosclerosis is_____________?
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A. None of the above

B. Fatty streak

C. Atheroma

D. Fibrous plaque

9549. Immune response to tumour is mediated by_______________?
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A. Humoral mechanism

B. Natural killer cells

C. All of the above

D. Cytotoxic T lymphocytes

9550. Why fetal cells continue to divide but terminally differentiated adult cells do not divide ?
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A. Absence of CD kinase

B. Proteinase is absent in fetus

C. Phosphatase absent in fetal cells

D. There are many cyclin inhibitors which prevent cell to enter into S phase in adult

9551. The cells which do not undergo mitotic divisions___________?
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A. Endotheilial cells

B. Neurons

C. Bone marrow cells

D. Smooth muscle cells

9552. A patient with amenorrhea, short stature, less public hair can be in all of the following except___________?
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A. 46 XY

B. 45 X

C. 46 XXY

D. 47 XXY

9553. Caissons disease is caused by______________?
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A. Tumour embolism

B. Air or gas embolism

C. Amniotic fluid embolism

D. Hyper coagulability

9554. Earliest transient change following tissue injury_____________?
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A. Lymphocytoses

B. Neutropenia

C. Neutrophilia

D. Monocytoses

9555. Auto immune hymolytic anemia is seen in_______________?
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A. CLL

B. ALL

C. CML

D. AML

9556. Which of the following is most common location of intracranial neurocysticercoses ?
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A. Brain parenchyma

B. Spinal card

C. Basal cisternae

D. Medulla oblongata

9557. Lepra cells seen in leprosy are_____________?
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A. Neutrophils

B. Lymphocytes

C. Plasma cells

D. Vacuolated Histocytes

9558. IL-1 helps in_____________?
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A. Inhibits the chemotaxis of neutrophils and macrophages

B. Decreases firbroblast and bone resorption activity

C. Inhibits of B-lymphocytes

D. Stimulation of T-lymphocytes

9559. Phagocytes kill bacteria through which mechanism_____________?
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A. Chemotaxis

B. Membrane attack complex killing

C. Oxidative and non-oxidative killing

D. Zipper killing

9560. Anaplasia is_______________?
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A. Is a characteristic feature of malignancy

B. All of the above

C. Lack of functional differentiation

D. Lack of structural differentiation

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