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
d. COMT
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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