Competitive Exams: Medical Science MCQs (Practice-Test 77 of 135)

    • Assertion (A): In the control of an epidemic of Poliomyelitis oral polio vaccine Sabin is more effective than parental polio vaccine Salk.
    • Reason (R): OPV produces both humoral as well local antibodies.
    1. Both A and R are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): In decreased systemic arterial pressure, there is compensatory rise in blood pressure and cardiac output.
    • Reason (R): Drop in systemic blood pressure causes increased discharge in buffer (sino atrial) nerve.
    1. Both A and r are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): In a child suffering from Chicken Pox neither Measles nor BCG vaccination should be given for at least 6 weeks.
    • Reason (R): Chicken pox causes immunosuppression for a short period of time.
    1. Both A and r are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): Non-union occurs in trochanteric extra capsular fracture of femur.
    • Reason (R): The fracture involves the cancelous bone of the trochanter.
    1. Both A and r are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): In spinal shock following spinal cord injury the bladder distends; and overflow incontinence occurs.
    • Reason (R): In spinal shock the detrusor muscle is paralysed.
    1. Both A and r are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): Inferior wall myocardial infarction is sometimes associated with Kussmauls sign.
    • Reason (R): RV infarction is unlikely to cause this phenomenon.
    1. Both A and r are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): Compound fracture of the femur heals by delayed union.
    • Reason (R): Cellular elements which are required for the production of bone are diverted towards production pus.
    1. Both A and r are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

    • Assertion (A): Fractional clearance of N is < 1% in pre-renal ARF patients.
    • Reason (R): Sodium is not avidly absorbed from glomerular filtrate in patients with pre-renal ARF.
    1. Both A and r are individually true and R is the correct explanation of A

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

    3. A is true but R is false

    4. A is false but R is true

  1. A 48 year old man is admitted to ICCU with an acute inferior myocardial infarction. Two hours later, after admission, his blood pressure is 86/52 mm Hg, heart rate is 40/Min. With sinus rhythm. Which of the following would be the most appropriate initial therapy?

    1. Immediate insertion of a temporary trans-venous pace maker

    2. IV atropine sulphate 0/6 mgm

    3. IV normal saline 300 ml over 15 minutes

    4. IV Dobutamine 0.35 mg/minute.

  2. In acute rheumatic fever which one of the following is not an evidence of carditis?

    1. Cardiomegaly

    2. Right sided pleural effusion

    3. Electrocardiography evidence of second degree heart block

    4. Clinicla features of heart failure

  3. Rapid clinical deterioration with pneumatoceles in the X-ray chest is a feature of

    1. Pneumococcal pneumonia

    2. Streptococcal pneumonia

    3. Klebsiellar pneumonia

    4. Staphylococcal pneumonia.

  4. Which one of the following is not a feature of acute pyelonephritis?

    1. RBC casts on urine examination

    2. Leucocytosis

    3. Fever with Rigor

    4. Raised blood urea

  5. Which one of the following is not a feature of Type I Lepra reaction?

    1. Erythema nodosum leprosum (ENL)

    2. Neuritis

    3. Foot drop

    4. New skin lesions

  6. Consider the following organisms:

    1. ECHO viruses.

    2. Cryptococcus neoformans

    3. Neisseria meningitidis

    4. Listeria monocytogenes

    The organisms responsible for meningitis in the immuno compromised adult host include which of the above?

    1. 1 and 3

    2. 2 and 4

    3. 1, 2 and 3

    4. 2, 3 and 4

  7. Which type of schizophrenia is characterized by waxy flexibility, negativism and rigidity?

    1. Catatonic

    2. Paranoid

    3. Hebephrenic

    4. Simple