Anesthesia Practice Questions And Answers Complete Solutions 2023 Which cases the LEAST respiratory depression? a. Ketamine b. Etomidate c. Midazolam d. Propanol ✔✔A. Ketamine Which has a pharmacologically inactive metabolite? a. Ketamine b. Midazolam c. Propanol d. Morphine ✔✔C. Propanol Which anticholinesterase has an on set of action similar to atropine? A. Neostigmine B. Edrophonium C. Pyridostigmine D. Physostigmine ✔✔B. Edrophonium All of these are side effects of anticholinesterase agents EXCEPT? A. Bradycardia B. Increased peristalsis C. Increased salivation D. Bronchodilation ✔✔D. Bronchodilation Which is mostly really eliminated? A. Rocuronium B. Vecuronium C. Pancuronium D. Cisatracurium ✔✔C. Pancuronium All these agents are mainly metabolized by plasma cholinesterase EXCEPT? A. Remifentanil B. Succiny lcholine C. Chloroprocaine D. Tetra Caine ✔✔A. Remifentanil Which is NOT a side effect of Dexmedetomidine? A. Bradycardia B. Sedation C. Hypertension D. Increased gastric emptying ✔✔D. Increased gastric emptying Which is TRUE about succinylcholine? A. Ma y cause hypokalemia B. Reduces intraocular pressure C. Reduces intragastric pressure D. Associated with histamine release ✔✔D. Associated with histamine release Which potentiates neuromuscular blockers? A. Carbamazepine B. Corticosteroids C. Hypothermia D. Alkalosis ✔✔C. Hypothermia Enzyme responsible for the hydrolysis of succinylcholine? A. Alkaline phosphatase B. Acid phosphatase C. Acetylcholinesterase D. Pseudocholinesterase ✔✔D. Pseudocholinesterase This cytotoxic agent may cause a dose -related progressive pulmonary fibrosis: A. Doxorubicin B. Bleomycin C. Methotrexate D. Cyclophosphamide ✔✔B. Bleomycin Which inhibits plasma cholinesterase prolonging the duration of action of agents such as succinylcholine? A. Cyclophosphamide B. Methotrexate C. Ketorolac D. Acetaminophen ✔✔A. Cyclophosphamide High doses are associated with cardiomyopathy, especially in those with cardiac disease: A. Bleomycin B. Cyclophosphamide C. Doxorubicin D. Methotrexate ✔✔C. Doxorubicin Which may increase the toxic potential of methotrexate, and the two agents should not be combined? A. Propofol B. Sevoflurane C. Ondansentron D. Nitrous Oxide ✔✔D. Nitrous Oxide The risk of ototoxicity and nephrotoxicity from aminoglycosides is increased in the presence of: A. Acetaminophen B. Furosemide C. Ondansentron D. Fentanyl ✔✔B. Furosemide Associated with formation of N -acetyl -p-benzoquinone and toxicity due to depletion of glutathione: A. Tramadol B. Acetaminophen C. Aspirin D.Ibuprofen ✔✔B. Ac etaminophen Irreversibility inhibits cyclooxyrgenase: A. Acetaminophen B. Ibuprofen C. Aspirin D. Naproxen ✔✔C. Aspirin Which is converted from water -soluble to lipid -soluble after exposure to bloodstream? A. Ketamine B. Fentanyl C. Midazolam D. Propofol ✔✔C. Midazolam Which can cause extra pyramidal reactions? A. Ondansentron B. Metoclopramide C. Omeprazole D. Misoprostol ✔✔B. Metoclopramide MAC of inhalation agents are higher in: A. Infants B. Young adults C. Pregnancy D. Elderly ✔✔A. Inf ants Which should be avoided in patients with pulmonary hypertension? A. Desflurane B. Sevoflurane C. Propofol D. Nitrous oxide ✔✔D. Nitrous oxide Which is TRUE about the non -ionized form of local anesthetics? A. Lipid soluble B. Water soluble
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