Competitive Exams: Medical Science MCQs (Practice-Test 89 of 135)

  1. Union of simple, uncomplicated transverse fracture of tibia takes place in

    1. 4 weeks

    2. 8weeks

    3. 12 weeks

    4. 24 weeks

  2. The most common site for gastric carcinoma is

    1. Cardia

    2. Antrum

    3. Body

    4. pylorus

  3. Which one of the following is not a feature of early gastric carcinoma?

    1. Mucosal involvement

    2. Submucosal involvement

    3. Dysplasia with carcinoma in situ

    4. Muscularis propria involvement

  4. Regarding amoebic liver abscesses, which one of the following statemtns is not correct?

    1. They typically have marked inflammatory reaction at their margins

    2. They are sometimes filled with chocolate colored, pasty material

    3. Secondary bacterial infection may make these abscesses purulent

    4. They are seen in about 40% of patients with amoebic dysentery

  5. With reference to hepatitis A, which one of the following statements is correct?

    1. The virus can be isolated from stool only after the appearance of jaundice

    2. The virus can be isolated from stool before the appearance of jaundice

    3. The virus isolation is not possible form stool during illness

    4. The virus isolation is possible from stool throughout the course of illness.

  6. Match List-I with List-II and select the correct answer using the code given below the Lists:

    List-I (Pathogen) List-II (Media used for cultivation)
    1. Neisseria

    2. Plasmodium

    3. Vibrio

    4. Salmonella

    1. SS agar

    2. Chocolate agar

    3. RPMI

    4. Alkaline peptone water

    5. Boeck and Drbohlavs medium

    • A
    • B
    • C
    • D
      • 1
      • 3
      • 4
      • 2
      • 2
      • 3
      • 4
      • 1
      • 2
      • 5
      • 3
      • 1
      • 1
      • 5
      • 3
      • 2
  7. Relapse of malaria by Plasmodium vivax is due to the reactivation of addition al developmental form within hepatocytes known as

    1. hypnozoite

    2. sporozoite

    3. tachyzoite

    4. microgametocyte

  8. With reference to Salmonella food poisoning, which one of the following statements is not correct?

    1. Symptoms begin within three hours of eating contaminated food

    2. Salmonella enteritidis is a common aetiological agent

    3. Poultry is the common source of infection

    4. Diagnosis is usually made by isolation of the bacteria from stool specimen

  9. The human immunodeficiency virus (HIV) mainly attacks

    1. CD4 and T lymphocytes

    2. CD8 T lymphocytes

    3. B lymphocytes

    4. NK cells

  10. The progressive pulmonary tuberculosis may spread through the following ways except

    1. Blood vessels

    2. Bronchial airways

    3. Lymphatics

    4. Pulmonary nerves

  11. Which one of the following is the most popular medium for the rapid diagnosis of Mycobacterium tuberculosis?

    1. Loefflers serum medium

    2. NIH medium

    3. Middlebrook medium

    4. Castanedas medium

  12. Which one of the following is not a major biological effect of complement?

    1. Hypersensitivity

    2. Opsonization

    3. Phagocytosis

    4. Cytolysis

  13. Which one of the serum cardiac biomarkers is useful for the diagnosis of acute MI on the 4th day of chest pain?

    1. Creatine phosphokinase

    2. Lactic dehydrogenase

    3. Cardiac specific troponins

    4. Myoglobin

  14. Consider the following tumours:

    1. Retinoblastoma

    2. Neuroblastoma

    3. Wilms tumour

    Which of the above is/are associated with autosomal dominant inheritance?

    1. 1 only

    2. 2 and 3 only

    3. 3 only

    4. 1, 2 and 3

  15. Which one of the following is not caused by Epstein Barr virus?

    1. Infectious mononucleosis

    2. Nasopharyngeal carcinoma

    3. Burkitts lymphoma

    4. Retinoblastoma