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Mcqs MBBS Exams India
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Home >> Exams >> India Exams >> MD MS EE >> Mcqs Page 394
(Single Best Answer) Question 3931: Drug causing acquired Nasolacrimal duct obstruction ?
A) Brimonidine
B) Dorzolamide
C) Pilocarpine
D) Timolol
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3932: In Lewis Triple Response, redness when skin is scratched with a pointed object is seen due to ?
A) Axon Reflex causing Vasoconstriction
B) Endothelial Damage leading to increase in permeability
C) Free Nerve Endings
D) Histamine Release due to local injury to mast cells by pointing device
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3933: Despite having short half-life, PPI acts longer because ?
A) Causes irreversible inhibition of proton pump. Acid secretion suppressed till new pumps are generated
B) Enteric coated tablets causing slow release
C) Get trapped in canaliculi
D) Prodrugs and needs generation of active metabolites
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3934: False about Antiepileptics is ?
A) Carbamazepine used for Trigeminal Neuralgia
B) Diazepam is anti-epileptic
C) Lamotrigine acts by opening of GABA mediated Cl- channels
D) Phenytoin and Carbamazepine act by prolongation of inactivated state of Na+ Channels
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3935: Which of the following factor is responsible for deciding whether an immunoglobulin will remain membrane bound or get secreted ?
A) Allelic Exclusion
B) Class switching
C) Differential RNA Processing
D) RNA Splicing
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3936: In a 5 year old boy who has history of pyogenic infections by bacteria with polysaccharide-rich capsules, which of the following investigations should be done ?
A) IgA deficiency
B) IgG1 deficiency
C) IgG2 deficiency
D) IgA and IgG2 deficiency
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3937: Sputum can be disinfected by all except ?
A) Autoclaving
B) Boiling
C) Chlorhexidine
D) Cresol
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3938: About Bombay Blood Group, true is ?
A) Lack of A,B and H antigen on RBC
B) Lack of A, B and H antigen in Saliva
C) Lack of other Blood Group Antigens
D) Presence of Anti-A, Anti-B and Anti-H antibody in blood
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3939: Most common mechanism of GERD ?
A) Gastritis
B) Hiatus Hernia
C) Hypotension at lower esophageal sphincter
D) Transient decrease in pressure at LES
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3940: Bradykinin in acute inflammation causes ?
A) Bronchodilatation
B) Vasoconstriction
C) Pain at the sign of inflammation
D) Decreased vascular permeability
Answer (Select an option above to get the answer):