PSM Post Class

7/25/2019 PSM Post Class

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1) The frst case o communicable disease introduced into a defnedpopulation

is termed as (2014 Supplementary)a) Index caseb) Primary case

c) Secondary cased) Suspected casee) Probable case

Answer: b...And the First case came to the attention o theInvestigator is called Index case

2) In case control study conoundin bias can be pre!ented by"a) #andomi$ationb) %atchin

c) &ouble blindind) Triple blindine) Samplin

'nser

*) ' public health physician ants to study the load o hypertension in Pun+ab to

establish special screenin and treatment ser!ice, -hich desin is more useul

or this.a) /ross sectionalb) /ase series

c) /ohortd) /ase controle) xperimental

Answer: a (Load o disease, burden o disease, prevalence o disease all

carr same meaning and can be determined b cross sectional stud)

4) -hen a ne treatment is de!eloped that delays deaths but does not produce

reco!ery rom a chronic disease hich o the olloin ill occur" (2014 ' and S)a) Pre!alence o the disease ill decreaseb) Incidence o the disease ill increasec) Pre!alence o the disease ill increase

d) Incidence and pre!alence o the disease ill decreasee) Incidence o the disease ill decrease

Answer: c, !ote:actors increasing the prevalence o disease are, long

duration o disease, decrease the cure rate o disease, decrease the death

rate due to the disease and decreasing the incidence o disease


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) The time period re3uired beteen inestion o an inectious blood meal and !iral

replication in sali!ary tissue o the /T5# su6cient or transmission to occur is

called (201*' 72014 S)a) 8atent periodb) 8ead timec) Intrinsic incubation periodd) xtrinsic incubation period

'nser" &,

9) The natural history o a disease is best established by"a) %orbidity indicatorb) Pre!alence studiesc) xperimental studiesd) /ohort studies

Answer: d" cohort study is also called lonitudinal study or incidence study

:) The most easible desin to assess the relationship beteen breast cancer and

ris; actor can be established by"

a) /ohort studyb) /ase control studyc) /ross sectional studyd) #andomi$ed triale) ) ?roup o people or;ed at uranium mines or years amon them e

de!eloped cancer due to uranium exposure, -hich type o association ould it

be. (201* ')a) ioloical plausibilityb) /oherence o associationc) Temporal associationd) Specifcity o associatione) Spurious association

Answer: c

@) Permanent reduction o incidence o a disease to $ero as a result o deliberate

eAorts,


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ciarette smo;in as then compared on the to roups, -hat type o study

as this. (201* S)a) Prospecti!e cohort studyb) /ase control studyc) #etrospecti!e studyd) xperimental studye) /ase series study

Answer: b

11) Population at ris; is used as denominator in calculation o " (201* S)a) mortality rateb) incidencec) pre!alenced) relati!e ris;e) none o them

Answer: b

12) -hich o the olloin study desin i!e you the incidence

a) /ase control studyb) /ohort studyc) #/Td) &escripti!e cross sectionale)


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d) Cield trial

Answer: a

19) The purpose o double blind study is to"a) '!oid sub+ect biasb) '!oid obser!er bias and samplin !ariationc) #educe the eAect o samplin !ariation

d) '!oid sub+ect bias and samplin !ariation

Answer: b

1:) '!erae number o dauhter a ne born irl ill bear durin lie time

assumin fxed ae specifc ertility and mortalitis"( 2014 ')a) ?ross reproductions rateb)


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c) 2,1 birth persond) 2, birth person

Answer: c

22) -hat is most suitable hormonal contracepti!e or post partum lactatin

mother"

a) /ombined oral pillsb)


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a 6ardiac diseaseb 7clampsiac 8emorrhaged Abortione epsis

Answer: a)9 2ultiload device contains:

a 6opperb incc 1rogesteroned ;olde ilver

Answer: a

)' 6ontraindication o Iammator diseasec 1revious ectopic pregnancd 6ancer o cervix?uterus

e All o the aboveAnswer: e)- Failure rate o contraceptive method is determined b :

a ullivan0s indexb !umber o accidental pregnancc 1earl indexd 8al lie

Answer: c@* asectom is associated with :

a Impotencb 6omplete inertilit

c 1artial inertilitd Loss o libidoe %esticular atroph

Answer: b

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PSM Post Class