Pharmacy Subjects MCQs with Answer Keys - MCQ # 901 to 920

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Note: Answer keys are given at the end of the MCQs.

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901. All of the following are examples of organized crude drugs but one?

a- ephedra

b- insects

c- clove

d- castor oil

e- cinchona

902. Colloidal dispersion consists of a dispersed phase and the dispersion medium. The dispersion medium is also called as;

a- external phase

b- internal phase

c- discontinuous phase

d- continuous phase

e- both a and d

903. For the treatment of depression in the geriatric population, sertraline is commonly prescribed. A significant side-effect that can occur with this pharmacological treatment is;

a- hyponatremia

b- hypocalcemia

c- hypokalemia

d- hyperkalemia

e- hyperphosphatemia

904. In the disease called diphtheria, the infected part is;

a- small intestine

b- large intestine

c- throat

d- lungs

e- white blood cells

905. How much of a 2% stock solution of a certified green dye should be used to prepare 6000 milliliters of a mouthwash that is to contain 2:20,000 w/v of the certified green dye as the coloring agent?

a- 10 milliliters 

b- 20 milliliters 

c- 30 milliliters 

d- 60 milliliters 

e- 120 milliliters 

906. The compound among the following that is NOT an ergot alkaloid is;

a- lysergic acid

b- bromocriptine

c- methysergide

d- ergotoxine

e- none of the above

907. A patient with a history of asthma has been diagnosed recently with open-angle glaucoma. The drug of choice for the treatment of glaucoma in this patient will be;

a- latanoprost

b- carbachol

c- pilocarpine

d- terazosin

e- timolol maleate

908. Identify the fastest acting enzyme among the following;

a- amylase

b- alcohol dehydrogenase

c- sucrase

d- carbonic anhydrase

e- nucleosidase

909. Fructose is a breakdown product of;

a- glucose

b- sucrose

c- maltose

d- lactose

e- galactose

910. A particular diuretic that is often recommended for the prophylaxis and treatment of acute mountain sickness is;

a- mannitol

b- acetazolamide

c- indapamide

d- amiloride

e- ethacrynic acid

911. SSRI-induced toxicity can be reversed with which one of the following antidotes?

a- sodium bicarbonate

b- anticholinesterase agent

c- sodium thiosulphate

d- cyproheptadine

e- octreotide

912. Choose the aminoglycoside among the following that should not be used parenterally because of its potential to cause severe toxicity?

a- paromomycin

b- tobramycin

c- kanamycin

d- streptomycin

e- netilmicin

913. Too much methemoglobin in the blood will cause the disorder of methemoglobinemia. The defining feature of this condition is;

a- increased carbon dioxide carrying capacity of RBCs

b- the geometry of RBCs changes to sickle-shape 

c- iron part of hemoglobin is in the ferric state

d- hemoglobin molecule contains an extra methyl group 

e- disruption of the enzyme system of red blood cells

914. RISUS SARDONICUS or SARDONIC SMILE is a clinical feature of poisoning with;

a- thallium

b- strychnine

c- thalidomide

d- cyanide

e- tetanospasmin 

915. Identify the class of antidepressants that generally has a narrow therapeutic index and therefore requires therapeutic drug monitoring (TDM) to ensure the efficacy as well as to avoid toxicity?

a- atypical antidepressants

b- selective serotonin reuptake inhibitors

c- serotonin-norepinephrine reuptake inhibitors

d- tetracyclic antidepressants

e- tricyclic antidepressants

916. Based on their mode of action, antibiotics are either classified as bacteriocidal or bacteriostatic. Which one of the following antibiotics is bacteriostatic?

a- tetracyclines

b- aminoglycosides

c- cephalosporins

d- vancomycin

e- penicillins

917. At a pharmacy, we have a vial that contains 5ml of lidocaine 1% solution. How many milligrams of lidocaine are present in 2ml of the solution?

a- 0.01 mg

b- 0.02 mg

c- 2.5 mg

d- 10 mg

e- 20 mg

918. All of the following are general anesthetics. Identify the one that is commonly associated with audiovisual hallucinations and disorientation during the recovery phase?

a- chloroform

b- propofol

c- ketamine

d- sevoflurane

e- nitrous oxide

919. All of the following are first-line anti-TB drugs. Choose the one that is bacteriostatic in nature?

a- isoniazid

b- pyrazinamide

c- rifampicin

d- ethambutol

e- streptomycin 

920. Which botanical organism contains the popular poison called strychnine in its system?

a- datura

b- nutmeg

c- rhubarb

d- atropa

e- nux vomica 

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Answer Keys

MCQ # - Correct option

901- d

902- e

903- a

904- c

905- c

906- e

907- a

908- d

909- b

910- b

911- d

912- a

913- c

914- b

915- e

916- a

917- e

918- c

919- d

920- e