Competitive Exams: Medical Science MCQs (Practice-Test 87 of 135)

  1. Which one of the following primary dietary lipid components does not require the assistance of a micelle for absorption by the intestinal mucosa?

    1. Free cholesterol

    2. Short and medium chain length fatty acids

    3. 2, monoacyl glycerol

    4. Long chain length fatty acids

  2. Consider the following statements regarding meningococcal disease:

    1. Fulminant meningococcemia carries a mortality of 4060%

    2. chronic meningococcemia is associated with arthritis in two-third of cases.

    3. One has to wait for the CSF report before starting the therapy in a patient with meningitis.

    4. Three-fourth of patients have petechial cutaneous

    Which of the statements given above are correct?

    1. 1 and 4 only

    2. 1 and 3

    3. 1, 2 and 4

    4. 3 and 4

  3. Which one of the following is not included as a criterion (American College of Rheumatology) for the diagnosis of rheumatoid arthritis?

    1. Morning stiffness lasting more than one hour

    2. Symmetric arthritis

    3. Arthritis of hand joints

    4. Positive HLA-DR4 type

  4. Regarding lepromatous leprosy, which one of the following statemtns is not correct?

    1. Skin lesions are usually widespread.

    2. Lepromatous bacilli are detected from skin lesion.

    3. Dapsone is a drug of choice in its treatment.

    4. Hypaesthesia from neuropathy is an early sign.

  5. Regarding diabetes mellitus, consider the following statements:

    1. Hyperosmolar non-ketotic coma is seen frequently in insulin dependant diabetes.

    2. In diabetic ketoacidosis, serum potassium may be elevated despite a total-body potassium deficit.

    3. Pseudo-hyponatraemia may be a feature in diabetic ketoacidosis.

    4. Kidney biopsy may show nodular glomeruloscelerosis.

    Which of the statements given above are correct?

    1. 1 and 2

    2. 2, 3 and 4

    3. 1, 3 and 4

    4. 3 and 4 only

  6. Regarding chronic pyelonephritis, which one of the statemtns is not correct?

    1. Vesico-ureteric reflux is present from an early age.

    2. Most cases have underlying structural abnormality.

    3. Recurrent UTI is responsible for pyelonephritis.

    4. Renal parenchymal damage may occur as a result of immunological reaction to bacterial antigens.

  7. Regarding Helicobacter pylori, which one of the following statements is not correct?

    1. Gastric colonization with H. Pylori has been reported in 9095% of patients with duodenal ulcer.

    2. H. Pylori resides in the mucus get coating the epithelial cells of the stomach.

    3. H. Pylori resides exclusively in the normal duodenal mucosa.

    4. Clarithromycin is a useful drug in H. Phlori eradication.

  8. The features with a high mortality in a patient with pneumonia are the following except:

    1. A positive blood culture

    2. A coexisting malignancy

    3. Hypoxaemia, PAO2 < 60 mm Hg

    4. Blood urea nitrogen > 30 mg/dl

  9. The following predispose to the development of niacin deficiency state except:

    1. Corn based diet

    2. Zollinger-Ellison syndrome

    3. Carcinoid syndrome

    4. Hartnups disease

  10. Consider the following symptoms:

    1. Fever

    2. Dyspnoea

    3. Conjunctivitis

    4. Oedema of face

    Which of the above symptoms are produced by migrating larvae of Ascaris in an infected individual?

    1. 1 and 2 only

    2. 1, 2 and 3

    3. 2 and 3 only

    4. 3 and 4

  11. Consider the following findings:

    1. Lymhocytic pleocytosis

    2. Normal glucose level

    3. Normal or mildly elevated protein level

    4. Polymerase Chain Reaction positivity against enterovirus

    Which of the above is/are related to CSF findings in a patient with poliomyelitis?

    1. 1 only

    2. 2 and 3, only

    3. 1 and 3, only

    4. 1, 2, 3 and 4

  12. Regarding coronary artery disease, which one of the following statements is not correct?

    1. In unstable angina, pain usually occurs at rest.

    2. Prinzmetal angina characteristically has chest pain at rest and may awaken the patient from sleep.

    3. Exercise test is considered positive if there is S-T segment elevation 1 mm or more lasting longer than 0.08 second.

    4. In patients with three vessel disease, the annual expected mortality is more than 20 per cent.

  13. J receptors are located in:

    1. Veins

    2. Juxta-pulmonary capillary

    3. Carotid body

    4. Aortic body

  14. Regarding the management of acute rheumatic fever, which of the following statements is correct?

    1. Give antibiotics for the treatment of active Group A streptococcal infection.

    2. Give antibiotics for prophylaxis against Group A streptococci.

    3. Give both those mentioned above at a and b

    4. Antibiotics have no role.

  15. Consider the following statements: Cerebellum modulates movements by

    1. preventing overshoot and damping movement.

    2. inhibiting medullary motor area to maintain body posture.

    3. planning the sequential movements.

    4. providing the sequential movement.

    Which of the statements given above is/are correct?

    1. 1 and 2 only

    2. 2, 3 and 4 only

    3. 4 only

    4. 1, 2, 3 and 4