RUHS
Third Year MBBS Examination
III MBBS Community Medicine Paper I
Time: 3 hours
Max Marks: 60

--- Content provided by‍ FirstRanker.com ---

Date: 06-01-2019
1. INSTRUCTIONS: Attempt all
questions in both sections: (Use
separate answer book for each
section)

--- Content provided by FirstRanker.com ---

Section 1
1. Describe the steps of epidemic
investigations of food poisoning.
(A.254)
(10)

--- Content provided by FirstRanker.com ---

2. Write Short notes on the following:
(2 x5 = 10)
(10)
a) Open vial policy
b) Types & uses of

--- Content provided by⁠ FirstRanker.com ---

screening(A.146)
c) Overcrowding(A.789)
d) Advantages & disadvantages of

---

case control study
3. Write short notes on;

--- Content provided by​ FirstRanker.com ---

(10)
a) Odds ratio (A.78)
b) Silicosis
c) Indicators of Air pollution(A.775)
d) BCG vaccine(A.208)

--- Content provided by‍ FirstRanker.com ---

4. Write in 20-25 words
(10)
a) Sensitivity of a screening test
b) Emporiatrics
c) Break point chlorination(A.752)

--- Content provided by‍ FirstRanker.com ---

d) Annual parasite
incidence(A.278)
e) Iceberg phenomenon (A.44,145)
f) Biological control of arthropods
g) Confounding factors(A.69)

--- Content provided by‍ FirstRanker.com ---

h) Droplet infection
i) Pre-placement examination (A.
849)
j) Herd Immunity (A.107)
Section 2

--- Content provided by‍ FirstRanker.com ---

5. Dimensions of health
(10)

---

6. Write Short notes on the following:
(2 x5 = 10)
(10)

--- Content provided by‌ FirstRanker.com ---

a) Isolation(A.129)
b) Danger signs of cancer
c) Congenital rubella syndrome
d) Radiation hazards (A.782,846)
7. Write short notes on

--- Content provided by⁠ FirstRanker.com ---

(10)
a) Rodent control
b) Prevention of Road traffic
c) Incidence & Prevalence(A.65)
d) Multi drug Resistant (MDR)

--- Content provided by⁠ FirstRanker.com ---

8. Write in 20-25 words:
(10)
a) Point source epidemic(A.69)
b) Reverse cold chain(A.114)
c) Ergonomics(A.840)

--- Content provided by‍ FirstRanker.com ---

d) Primordial prevention (A.45)
e) DALY(A.26)
f) Triple blinding in randomized
control trial
g) OTA test

--- Content provided by​ FirstRanker.com ---

h) "Yield in screening
i) Positive predictive value

---

j) Sentinel surveillance (A.45)

---

Document Outline

• ?
• ?

--- Content provided by​ FirstRanker.com ---

---