Competitive Exams: Medical Science MCQs (Practice-Test 99 of 135)

    • Assertion (A): Aspirin is given fo11owing acute myocardial infarction.
    • Reason (R): Aspirin has anti-inflammatory property.
    1. Both A and R are true and R is the correct explanation of A

    2. Both A and R are true but R is not a correct explanation of A

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): Palmar erythema is seen only in cirrhosis of liver.
    • Reason (R): Cirrhosis of liver is associated with an increased peripheral blood flow and a reduced visceral circulation.
    1. Both A and R are true and R is the correct explanation of A

    2. Both A and R are true but R is not a correct explanation of A

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): Repture of bile ductules and canaliculi result in the formation of bile lakes around the portal tracts and liver cells.
    • Reason (R): Extrahepatic obstruction causes cholestasis.
    1. Both A and R are true and R is the correct explanation of A

    2. Both A and R are true but R is not a correct explanation of A

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): Failure to demonstrate tubercle bacilli in sputum rules out tuberculosis.
    • Reason (R): The diagnosis of all forms of tuberculosis depends upon the isolation of the causative agent.
    1. Both A and R are true and R is the correct explanation of A

    2. Both A and R are true but R is not a correct explanation of A

    3. A is true but R is false

    4. A is false but R is true

  1. Consider the following statements about leukotrienes

    1. They are complex proteins.

    2. They are derived from the breakdown of phospholipid molecules of cell membranes.

    3. They produce marked vasodilatation.

    4. They were once referred to as slow reacting substance of anaphylaxis.

    Of these statements

    1. 1, 2 and 3 are correct

    2. 2, 3 and 4 are correct

    3. 2 and 4 are correct

    4. 1, 3 and 4 are correct

  2. Consider the following statements about extravascular migration of neutrophils in acute inflammation:

    1. It occurs by penetration of endothlial cells and periendothelial sheath.

    2. It occurs by migration between endothelial cells followed by penetration of the periendothelial sheath.

    3. It occurs through escape mostly from venules.

    4. Migration takes about one hour.

    Of these statements

    1. 1 and 3 are correct

    2. 2 and 3 are correct

    3. 1 and 4 are correct

    4. 2 and 4 are correct

  3. Match List I (Carcinogens) with List II (Tumours) and select the correct answer.

    List-I List-II
    1. Asbestos

    2. Benzidine

    3. Vrnyl chloride

    4. Aflatoxin B1

    1. Hepatocellular carcinoma

    2. Mesothelioma

    3. Urothelial carcinoma

    4. Haemangioendothelioma of liver

    • A
    • B
    • C
    • D
      • 2
      • 3
      • 1
      • 4
      • 3
      • 2
      • 4
      • 1
      • 2
      • 3
      • 4
      • 1
      • 3
      • 2
      • 1
      • 4
  4. Examples of spontaneous regression of malignant tumours encountered would include all of the following except

    1. Neuroblastoma

    2. Malignant melanoma

    3. Ovarian cancer with partioneal metastasis

    4. Lymphoma

  5. Which of the following is/are precanoerous condition (s)?

    1. Intradermal naevus

    2. Polyposis coli

    3. Verrucs ulgaris

    4. Gastric intestinal metaplasia

    Select the correct answer

    1. 1, 2, 3 and 4

    2. 1 and 3

    3. 2 and 4

    4. 3 alone

  6. Consider the following statements:

    1. thrombosis of anterior descending branch of left coronary artery is most frequently associated.

    2. the lateral wall of the left ventricle is commonly affected

    3. sarcoplasmic loss of glycogen particles is one of the earliest EM findings.

    4. development of amorphous densities within the mitochondrial matrix has no correlation with irreversible ischaemic injury.

    Of these statements

    1. 1, 2 and 4 are correct

    2. 1 and 3 are correct

    3. 2 and 4 are correct

    4. 3 alone is correct

  7. Which of the following are the characteristics of the Hepathis produced by HEV (Hepatitis Enteric Virus)?

    1. Incubation period of hepatitis is between 2 to 9 weeks.

    2. Transmission is by the parenteral route.

    3. It is self-limiting and mild.

    4. Fulminant hepatitis with high mortality occurs inpregnant women and children.

    Select the correct answer

    1. 1, 2, 3 and 4

    2. 1, 2 and 3

    3. 2 and 4

    4. 1, 3 and 4

  8. Consider the following statements: In amoebic liver abscess

    1. aspirated material from the abscess cavity is creamy white and rich in neutrophils.

    2. cyst forms of amoebae are present in the wall of the abscess.

    3. cyst forms of amoebae are present in the wall of the abscess.

    Of these statements

    1. 1, 2 and 3 are correct

    2. 1 and 3 are correct

    3. 2 alone is correct

    4. 1 alone correct

  9. Consider the following statements about Simons focus:

    1. It is component of primary comple.

    2. It is a usually seen near the base of the lung.

    3. It is the result of haematogcnous seeding during primary infection

    4. Post-primary tuberculosis is caused in some causes by the spread of viable bacteria from Simonts focus.

    Of these statements

    1. 1, 2 and 3 are correct

    2. 2 and 3 are correct

    3. 1 and 4 are correct

    4. 3 and 4 are correct

  10. Match List I (Serum immunoglobulin) with List II (Percentage in normal serum) and select the correct answer.

    List-I List-II
    1. IgM

    2. IgA

    3. IgG

    4. IgD

    1. 70 to 75%

    2. 7 to 10%

    3. 15 to 20%

    4. Less than 1%

    • A
    • B
    • C
    • D
      • 1
      • 2
      • 3
      • 4
      • 2
      • 3
      • 1
      • 4
      • 1
      • 3
      • 2
      • 4
      • 2
      • 1
      • 4
      • 3
  11. Consider the following statements about Arthus reaction.

    1. There is circulating antibody.

    2. The antibodies involved are IgE.

    3. Antigen is introduced locally.

    Of these statements

    1. 1, 2 and 3 are correct

    2. 2 and 3 are correct

    3. 1 and 3 are correct

    4. 1 and 2 are correct