Competitive Exams: Medical Science MCQs (Practice-Test 108 of 135)

  1. The most common causative organism of community acquired pneumonia is

    1. Klebsiella pneumoniae

    2. Streptococcus pneumoniae

    3. Mycoplasma pneumoniae

    4. Legionella pneumoniae

  2. Consider the following statements about hypersensitivity pneumonitis:

    1. Precipitins can be demonstrated in the serum.

    2. Lung paraenchyma shows granulomatous inflammation.

    3. Environmental agents are involved.

    4. Skin test are negative

    Of these statements

    1. 1 and 4 are correct

    2. 1, 3 and 4 are correct

    3. 1, 2 and 3 are correct

    4. 2, 3 and 4 are correct

  3. Infection by all of the following agents can result in cirrhosis of the liver except

    1. Hepatitis B virus

    2. Schistosomiasis

    3. Hepatitis A virus

    4. Hepatitis C virus

  4. Consider the following statements: In cirrhosis of liver hepatic encephalopathy may be precipitated by

    1. hypokalemia

    2. excess dietary protein

    3. gastro-intestinal bleeding

    4. barbiturates

    Of these statements

    1. l, 2 and 3 are correct

    2. l, 3 and 4 are correct

    3. 1, 2 and 4 are correct

    4. 2, 3 and 4 are correct

  5. Consider the following statements: In alcoholic cirrhosis

    1. there is a high incidence of Dupuytrens contracture.

    2. liver is characteristically smaller than normal

    3. morning nausea and dyspepsia are early symptoms.

    4. mallory bodies are unusual in liver histology.

    Of these statements

    1. 1 and 2 are correct

    2. 1, 2 and 4 are correct

    3. 2, 3 and 4 are correct

    4. and 3 are correct

  6. Consider the following statements regarding gastric acid release:

    1. Hyperglycaemia inhibits gastric acid secretion.

    2. Somatostatin stimulates its release by paracrine effect.

    3. Gastrin is a potent stimulator of gastric acid secretion.

    4. Principal form of gastrin in the antral mucosa is its heptadecapeptide form (G − 17).

    Of these statements

    1. 2, 3 and 4 are correct

    2. 1, 3 and 4 are correct

    3. 1, 2 and 3 are correct

    4. 1, 2 and 4 are correct

  7. Predisposing factors for pyelonephritis would include all of the following except

    1. Male sex

    2. Bladder autonomic neuropathy

    3. Vesico-ureteric reflux

    4. Lowe tract obstruction

  8. Which one of the following nerves is often spared in leprosy?

    1. Posterior auricular

    2. Politeal

    3. Radial

    4. Median

  9. A 30-year old female with rheumtstioid arthritis of five years duration complains of pain the first three fingers of her right hand over the past six weeks. The pain seems especially severe at night often awakening her from sleep. The most likely cause of this patients complaint is

    1. Atlanto-axia1sublaxation of cervical spine

    2. Sensory peripheral neuropathy

    3. Carpal Tunnel syndrome

    4. Rheumatoid vasculitis

  10. Cardiac lesion commonly associated with rheumatoid arthritis is

    1. Aortic stenosis

    2. Mitral stenosis

    3. Mitral incompetence (regurgitation)

    4. Aortie regurgitation

  11. The anion gap is increased in all of the following except

    1. Ketoacidosis

    2. Methanol poisoning

    3. Cholera

    4. Chronic renal failure

  12. Consider the following statements regarding human insulin:

    1. It is obtained from human pancreas.

    2. It differs from bovine insulin by three amino acids.

    3. It is more likely to cause lipo-atrophy.

    4. It is much less antigenic than bovine insulin.

    Of these statements

    1. 1 and 3 are correct

    2. 2 and 3 are correct

    3. 1, 2 and 4 are correct

    4. 2 and 4 are correct

  13. Consider the following statements about poliomyelitis:

    1. Polio vaccine associated paralysis is more common with live attenuated polio vaccine.

    2. Immuno-compromised persons are at a greater risk of developing polio vaccine associated paralysis.

    3. Transmission of poliomyelitis is by direct or indirect faecal-oral method.

    Of these statements

    1. 2 and 3 are correct

    2. 1 and 3 are correct

    3. 1 and 2 are correct

    4. 1, 2 and 3 are correct

  14. All of the following are features of schizophrenia except

    1. Sense of being influenced by others and a feeling of being controlled by external forces

    2. Autism, flattened affect, loose associations and ambivalence

    3. No evidence of a genetic basis

    4. Conceptualised as a disorder of the meso-limbicfrontal cortial mantle

    • Assertion (A): Thrombosis of the middle cerebral artery on one side leads to heminanaesthesia hemiplegia and homonymous hemianopsia.
    • Reason (R): Middle cerebral artery supplies posterior and retrolentiform parts of internal capsule.
    1. Both A and Rare true and R is the correct explanation of A

    2. Both A and Rare 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