Anticancer drugs weaken host defence by: A. Damaging respiratory and gut epithelia B. Inducing granulocytopenia C. Altering resident microbial flora D. Both 'A' and 'B' are correct

Anticancer drugs weaken host defence by:
A. Damaging respiratory and gut epithelia
B. Inducing granulocytopenia
C. Altering resident microbial flora
D. Both 'A' and 'B' are correct
by

1 Answer

Answer :

D. Both 'A' and 'B' are correct
by

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Last Answer : B. Altering gut motility

Tricyclic antidepressants can alter the oral absorption of many drugs by: A. Complexing with the other drug in the intestinal lumen B. Altering gut motility C. Altering gut flora D. Damaging gut mucosa

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Last Answer : B. Altering gut motility

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The following is true of cancer chemotherapy: A. Anticancer drugs increase the risk of developing leukaemias and lymphomas several years later B. All anticancer drugs are highly emetogenic C. Growth fraction of cancers is higher than any nomral tissue of the body Aim4aiims.in D. All of the above are correct

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Compared to older tetracyclines, doxycycline produces a lower incidence of superinfection diarrhoea because: A. It is completely absorbed in the small intestines so that drug concentration in the colonic contents is low B. It is inactivated by the gut microflora C. It is not active against the microbes of the normal gut flora D. It is a potent tetracycline and inhibits

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Choose the correct statement about lactulose: A. It stimulates myenteric neurones to enhance gut peristalsis B. Administered orally it acts as a purgative within 2-4 hours C. It is an osmotic laxative that produces soft but formed stools D. All of the above are correct

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The following is/are true of mesalazine: A. It exerts mainly local antiinflammatory action in the lower gut B. It is a broad spectrum antidiarrhoeal drug C. It can be administered as a retention enema D. Both 'A' and 'C

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The therapeutic effect of sulfasalazine in ulcerative colitis is exerted by: A. Inhibitory action of the unabsorbed drug on the abnormal colonic flora B. Breakdown of the drug in colon to release 5-aminosalicylic acid which suppresses inflammation locally C. Release of sulfapyridine having antibacterial property D. Systemic immunomodulatory action of the drug

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Last Answer : B. Breakdown of the drug in colon to release 5-aminosalicylic acid which suppresses inflammation locally

Do you think illegal drugs have mind altering effects, or mind opening perception?

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Rifampin kills tubercle bacilli by: A. Binding to mycobacterial DNA dependent RNA polymerase B. Inhibiting mycobacterial DNA synthesis C. Inhibiting synthesis of mycolic acids in mycobacteria D. Damaging mycobacterial mitochondria

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Last Answer : A. Binding to mycobacterial DNA dependent RNA polymerase

If fever is accompanied by ________, drug toxicity is more likely than allergy and is much more serious. a) Granulocytopenia b) Thrombocytopenia c) Histamine d) Leukopenia e) Hypotension

Description : If fever is accompanied by ________, drug toxicity is more likely than allergy and is much more serious. a) Granulocytopenia b) Thrombocytopenia c) Histamine d) Leukopenia e) Hypotension

Last Answer : Ans: A

Choose the correct statement(s) about inhaled glucocorticoids in chronic obstructive pulmonary disease (COPD): A. They are indicated in COPD only for severe/ advanced cases B. Instituted early they retard the progression of COPD C. Their use predisposes to respiratory infections D. Both 'A' and 'B

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Oral neomycin is beneficial in hepatic coma because: A. In hepatic failure patients it is absorbed from the intestines B. It decreases ammonia production by gut bacteria C. It reacts chemically with ammonia in the gut to prevent its diffusion into blood D. It induces ammonia detoxifying enzymes in the liver

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Last Answer : B. It decreases ammonia production by gut bacteria

The following is true of loperamide except: A. It is absorbed from intestines and exerts centrally mediated antidiarrhoeal action B. It acts on the opioid receptors in the gut C. It increases tone and segmenting activity of the intestines D. It inhibits intestinal secretion by binding to calmodulin in the mucosal cells

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Last Answer : A. It is absorbed from intestines and exerts centrally mediated antidiarrhoeal action

3 Select the antiemetic that prevents activation of emetogenic afferents in the gut and their central relay in chemoreceptor trigger zone/nucleus tractus solitarious, but has no effect on gastric motility: A. Ondansetron B. Domperidone C. Metoclopramide D. Cisaprid

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Last Answer : A. Ondansetron

The gut controls the entry of ingested iron in the body by: A. Regulating the availability of apoferritin which acts as the carrier of iron across the mucosal cell B. Regulating the turnover of apoferritin-ferritin interconversion in the mucosal cell C. Complexing excess iron to form ferritin which remains stored in the mucosal cell and is shed off D. Regulating the number of transferrin receptors on the mucosal cell

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Last Answer : C. Complexing excess iron to form ferritin which remains stored in the mucosal cell and is shed off

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Last Answer : B. Increased peristalsis of gut

Though ethacrynic acid is also a high ceiling diuretic, it is practically not used because: A. It is more ototoxic B. It causes diarrhoea and gut bleeding C. Its response increases steeply over a narrow dose range D. All of the above

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Last Answer : D. All of the above

elect the drug/combination that you will prescribe as a prophylactic to a resident of non-endemic area who got posted for 6 months to an endemic area with low degree chloroquine resistance among P. falciparum: A. Quinine B. Proguanil + Chloroquine C. Pyrimethamine + Sulfadoxine D. Artemisinin

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Last Answer : B. Proguanil + Chloroquine

Mammalian cells are not inhibited by low concentrations of tetracyclines that inhibit sensitive microorganisms because: A. Host cells lack active transport mechanism for tetracyclines B. Host cells actively pump out tetracyclines C. Protein synthesizing apparatus of host cells has low affinity for tetracyclines D. Both ‘A’ and ‘C’ are correct

Description : Mammalian cells are not inhibited by low concentrations of tetracyclines that inhibit sensitive microorganisms because: A. Host cells lack active transport mechanism for tetracyclines B. Host cells actively pump out ... host cells has low affinity for tetracyclines D. Both A' and C' are correct

Last Answer : D. Both ‘A’ and ‘C’ are correct