Competitive Exams: Medical Science MCQs (Practice-Test 116 of 135)

  1. Consider the following basic steps in conducting a case control study:

    1. Matching.

    2. Selection of cases and controls.

    3. Measurement of exposure.

    4. Analysis and interpretation.

    The correct sequence of these steps is

    1. 2, 3, 1, 4

    2. 1, 2, 3, 4

    3. 2, 1, 3, 4

    4. 3, 1, 2, 4

  2. The curve poltted shows the distribution of systolic blood pressure in a cross-sectional survey of general population in an area. Which one of the following characteristic is true for this curve?

    1. Symmetry

    2. Bimodal nature

    3. Right-sided positive skewness

    4. Left-sided negative skewness

  3. Which one of the following measures will minimise the intraobserver variation in an epideiniological study?

    1. Classification of measurements

    2. Intensive training of all observers

    3. Standardisation of procedures

    4. Taking the average of several replicate measurements

  4. Which one of the following combination constitutes the Physical Quality of Life Index (PQLI)

    1. Social class. Infant Mortality Rate and Literacy status

    2. Maternal Mortality Rate, Crude Birth Rate and Infant Mortality Rate

    3. Infant Mortality Rate literacy status and Life expectancy at age one

    4. Maternal Mortality Rate, Crude Birth

    Rate and Literacy status

  5. Which of the following measures wou1d be useful in controlling an epidemic of dengue fever?

    1. Isolating patients suffering from dengue fever from healthy subjects.

    2. Draining collection of fresh water in the home environment.

    3. Protection of patients from mosquito bite.

    Select the correct answer

    1. 1 and 2

    2. 1 and 3

    3. 2 and 3

    4. 1, 2 and 3

  6. Which of the following groups represent measures for primary prevention?

    1. Health education, Immunization, Nutrition Intervention Pogrammes.

    2. Safe water supply, Proper excreta disposal, Heath education.

    3. Health education, Screening for diseases, Chemoprophylaxis Early diagnosis.

    4. Nutrition rehabilitation programme

    Schools for the blind. Immunization.

    Select the correct answer

    1. 2 and 3

    2. 1, 2 and 4

    3. 1, 3 and 4

    4. 1 and 2

  7. Match List-I (Filarial Index) with List-II (Definition meaning) and select the correct answer

    List-I List-II
    1. Microfilaria rate

    2. Filarial endemicity rate

    3. Microfilarial density

    4. Average infestation rate

    1. Intensity of infection

    2. Percentage of people with filarial disease

    3. Percentage of people having microfilaria in peripheral blood

    4. Prevalence of micro filaraemia in the population

    5. Percentage of people having microfilarial and/or for filarial disease

    • A
    • B
    • C
    • D
      • 3
      • 5
      • 1
      • 4
      • 2
      • 5
      • 1
      • 3
      • 3
      • 2
      • 5
      • 4
      • 2
      • 1
      • 5
      • 3
  8. Which one of the following statements is correct?

    1. Positive tuberculin test indicates that the person is suffering from active disease

    2. In the control bf tuberculosis, conversion of maximum number of sputum positive eases to sputum negative ones is more important than clinical cure

    3. BCG offers complete protection against tuberculosis

    4. There is cross-immunity between leprosy and tuberculosis, both being mycobacterial diseases

  9. Window period in AIDS indicated the period between

    1. acquiring infection and disease manifestation

    2. acquiring infection and transmission to another person

    3. acquiring infection and attaining seropositivity

    4. development of symptoms and death

  10. Match List-I (Contraceptive method) with List-Il (Sterilization equivalent) and select the correct answer

    List-I List-II
    1. Vasectomy

    2. Intra-uterine device

    3. Condom

    4. Oral contraceptive pill

    1. One

    2. 1/18

    • A
    • B
    • C
    • D
      • 1
      • 4
      • 3
      • 2
      • 2
      • 4
      • 3
      • 1
      • 2
      • 3
      • 4
      • 1
      • 1
      • 3
      • 4
      • 2
  11. Which one of the following is not included in the objectives of the School Mid-day meal programme as suggested by the School Health Committee?

    1. 2/3rd of daily calories

    2. 1/3rd of daily protein

    3. ½ of daily calories

    4. ½ of daily protein

  12. Consider the following statements about radioactive materials:

    1. The half life varies from isotope to isotope but is constant for each isotope.

    2. The danger of exposure exists as long as the decay process lasts.

    3. Quantum of radiation emitted is dependent on the mass or the amount of the material.

    Of these statements

    1. 1, 2 and 3 are correct

    2. 1 and 2 are correct

    3. 1 alone is correct

    4. 2 and 3 are correct

  13. Water seal in the structure of a latrine is the

    1. bent pipe connecting the pan

    2. length of trap containing water

    3. height of water column from upper centre of trap on both sides

    4. amount of water contained in the flushing tank

    • Assertion (A): Isthmus of cervix forms the lower uterine segment in pregnancy.
    • Reason (R): Isthmus of cervix remains firm and thick in pregnancy.
    1. Both A and R are 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

    • Assertion (A): Lesion of posterior limb of internal capsule produces contralateral hemiplegia.
    • Reason (R): The posterior limb of internal capsule contains frontopontine fibres.
    1. Both A and R are 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