medical MCQs – Page 79

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 Review each marked answer and report any item that may be outdated or unclear.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

1561. Heterozygous sickle cell anaemia gives protection against______________?
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A. Malaria

B. G6PD

C. Thalassemia

D. Dengue fever

1562. Egg shell calcification of Hilar Lymphnode is associated with_____________?
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A. Silicosis

B. Asbestosis

C. Anthracosis

D. Byssinosis

1563. Malignant neoplasms shows all the following features EXCEPT_____________?
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A. Disorganized cell structure

B. Rapid, erratic growth

C. Encapulation

D. Invasion of blood vessels

1564. Major and frequent influence for thrombus formation is________________?
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A. Endothelial damage

B. Fatty streak

C. Hypercoagulability

D. Alteration in blood flow

1565. Pale infarcts are seen in all of the following except______________?
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A. Lung

B. Kidney

C. Spleen

D. Liver

1566. A patient has increased number of columnar cells in lower esophagus. He has which of the following change_______________?
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A. Normal histology

B. Metaplasia

C. Dysplasia

D. Anaplasia

1567. In hypovolemic shock_____________?
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A. The central venous pressure ins high

B. Urine output is unaffected

C. The extremities are pale, cold and sweating

D. There is always s site of bleeding

1568. The drug which is used to treat laryngospasm is_______________?
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A. Succinylcholine

B. Diazepam

C. Neostigmine

D. Atropine

1569. Which of the following is not present in lungs ?
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A. Klutischky cells

B. Brush cells

C. Clara cells

D. Langerhans cells

1570. All of the following vascular changes are observed in acute inflammation except_____________?
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A. Stasis of blood

B. Increased vascular permeability

C. Decreased hydrostatic pressure

D. Vasodilation

1571. Serum sickness syndrome is_____________?
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A. An anaphylactic shock

B. None of the above

C. Systemic arthus reaction

D. A transplant immunity

1572. Wounds which are clean uninfected and surgically incised, with edge of wounds approxiamated by sutures heal by____________?
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A. Cicatrisation

B. All of the above

C. Secondary intention

D. Primary intention

1573. The process of phagocytosis was discovered by___________?
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A. Elie Metchnikoff

B. Celsus

C. Virchow

D. None of the above

1574. White infarcts occurs in one of the following organs_______________?
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A. Ovary

B. Lung

C. Intestine

D. Heart

1575. In left ventricular cardiac failure there is_____________?
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A. Passive Congestion in lungs

B. Passive congestion in liver

C. None of the above

D. Active hyperemia in lungs

1576. Which of the following is NOT a constituent of Virchows traid ?
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A. Increased venous blood pressure

B. Damage to endothelium due to injury or inflammation

C. Increased coagulability of blood

D. Diminished rate of blood flow

1577. Ascites seen in alcoholic liver cirrhosis result form______________?
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A. Due to obstruction of bile duct

B. Decreased protein production by liver

C. Due to increased portal hypertension

D. All of the above

1578. The metabolic effects of sympathomimetics are mediated by__________________?
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A. Dopaminergic receptors

B. Opioid receptors

C. Beta 2 receptors

D. All beta-adrenergic receptors

1579. Which of the the following is not correct ?
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A. The CCA is divided into external and internal carotid arteries at the level of upper border of thyroid cartilage

B. Carotid sinus acts as a chemoreceptor

C. Right CCA is a branch of brachiocephalic artery

D. Left CCA is a branch of arch of aorta

1580. Which of the bacteria resembles fungus____________?
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A. Mycobacterium bovis

B. All of the above

C. Mycobacterium leprae

D. Actinomyces israeli

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