Competitive Exams: Medical Science MCQs (Practice_Test 81 of 135)

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  1. Which one of the following is the best drug inhibiting the sphincter mechanism and relieving symptoms of benign prostatic hypertrophy?
    1. Tamsulosin
    2. Finasteride
    3. Flutamide
    4. Terazosin
  2. Regarding carcinoma colon, which one of the following statements is correct?
    1. Lesion on left side of the colon presents with features of anaemia
    2. Dukes A stage should receive adjuvant chemotherapy
    3. Mucinous carcinoma colon has a good prognosis
    4. Solitary liver metastasis is not a contraindication for surgery
  3. Which of the following stages of carcinoma breast corresponds with the features of breasts mass 6 cm x 3 cm size with hard mobile ipsilateral axillary lymph node and ipsilateral supraclavicular lymph node?
    1. T4N2M0
    2. T3N1M1
    3. T4N1M1
    4. T3N2M0
  4. A depression in skin overlying the lumbosacral region is suggestive of:
    1. Meningocele
    2. Meningomyelocele
    3. Spinabifida occulate
    4. Syringo-myelocele
  5. Which one of the following is the procedure of choice for carcinoma of descending colon in 70-year old patient who presented with acute intestinal obstruction?
    1. Hartmanns procedure
    2. Defunctioning colostomy
    3. Total Colectomy
    4. Abdominoperineal resection
  6. A 70-year old man comes to casualty with acute retention of urine. The most probable cause would be:
    1. Urethral stricture
    2. Multiple sclerosis
    3. Prostatic enlargement
    4. Urethral calculus
  7. Which one of the following is not a clinical feature of a cervical spinal cord injury?
    1. Hypotension and Bradycardia
    2. Ability to extend the elbow
    3. Sacral sparing
    4. Patulous anal sphincter
  8. Which one of the following is the earliest sign of hemorrhagic shock?
    1. Tachycardia
    2. Tachypnea
    3. Fall in systolic blood pressure
    4. Fall in diastolic blood pressure
  9. A 40-year old man met with an accident and comes to emergency department with engorged neck veins, pallor, rapid pulse and chest pain. The diagnosis is:
    1. Pulmonary laceration
    2. Cardiac tamponade
    3. Splenic rupture
    4. Hemothorax
  10. Which one of the following may promote streptococcal spread in to the tissue in the event of pyoderma?
    1. Coagulase
    2. Hyaluronidase
    3. Leucodien
    4. Haemolysin
  11. Extravasation of leucocytes in acute inflammation involves which one of the following sequences of steps in succession?
    1. Rolling, margination, adhesion and diapedesis
    2. Diapedesis, margination, rolling and adhesion
    3. Margination, rolling, adhesion and diapedesis
    4. Pavementing, rolling, margination and diapedesis
  12. Consider the following microorganisms:
    1. Clostridium perfringes
    2. Entamoeba histolytica
    3. Herpesvirus
    4. Leishmania tropica

    Which of the above produce necrotizing inflammation?

    1. 1 and 2, only
    2. 1,2 and 3, only
    3. 3 and 4, only
    4. 1,2, 3 and 4
  13. Which of the following may provide the first line of defense against tumour cells?
    1. CD4 + ve cytotoxic-T lymphocytes
    2. Natural killer cells
    3. Macrophages
    4. Antibodies
  14. Consider the following malignancies:
    1. Burkitts lymphoma
    2. Nasopharyngeal carcinoma
    3. Hodgkins lymphoma
    4. Adult T-cell leukemia

    Epstein-Barr virus is associated in the pathogenesis of which of the above malignancies?

    1. 1 and 2, only
    2. 1,2 and 3, only
    3. 2,3 and 4, only
    4. 1,2, 3 and 4
  15. In food poisoning due to Salmonella, the bacteria can not be isolated form which only of the following specimens?
    1. Stool
    2. Vomitus
    3. Infected food
    4. Blood

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