Monday, February 1, 2010

341 - Comedk 2010 Mcqs with answers - part 2

11q: The pH of the freshly collected blood in CPD solution bag is
a. 7.1
b. 7.3
c. 7.4
d. 7.6

12q: Which one of the following is not a feature of autosomal recessive disorder ?
a. Wide variation in phenotype within a family
b. Males and females are equally affected
c. Parents of an affected child are heterozygous varriers
d. Display horizontal pattern in pedigrees

13q: The rate limiting step in the biosynthesis of catecholamines is catalyzed by
a. Tyrosine hydroxylase
b. Dopa decarboxylase
c. Dopamine beta hydroxylase

14q: The most important prognostic factor of carcinoma breast is
a. Tumor size
b. DNA content of tumor
c. Histologic subtype
d. Tumor grade

15q: Smoke stack or ink blot appearance in fundus fluorescein angiography is seen in
a. Central serous retinopathy
b. Acute retinal necrosis
c. Sarcoidosis
d. Sickle cell retinopathy

16q: PGF2alpha acts predominantly on the
a. myometrium
b. cervix
c. ovary
d. pituitary

17q: In a healthy adult scheduled for an elective operation, solid food should be withheld for at least _______ hours before surgery
a. two
b. four
c. six
d. eight

18q: The normal plasma osmolality (mOsm/kg) is
a. 240-255
b. 260-275
c. 285-295
d. 300-312

19q: Hematospermia is due to
a. Damage to blood-testis barrier
b. Testicular malignancy
c. Infection of testis
d. Infection of urethra

20q: Which among the following anti-HIV drugs is also used to treat viral Hepatitis-B ?
a. Enfuvirtide
b. Lamivudine
c. Efavirenz
d. Ritonavir

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