#1
What is the first step in managing a patient with suspected poisoning?
Calling emergency services
ExplanationImmediate professional assistance is crucial.
#2
Which of the following is a common route of exposure to toxic substances?
Ingestion
ExplanationCommon route of swallowing toxic substances.
#3
What is the primary goal of decontamination in toxicology emergencies?
Removing and preventing further exposure
ExplanationTo eliminate the toxic substance and avoid additional contact.
#4
Which of the following is an example of a cholinergic toxidrome?
Organophosphate poisoning
ExplanationSymptoms caused by excessive acetylcholine stimulation.
#5
Which of the following is a classic sign of salicylate poisoning?
Tinnitus
ExplanationRinging in the ears often accompanies salicylate overdose.
#6
Which of the following substances can cause methemoglobinemia?
Nitroglycerin
ExplanationLeads to abnormal levels of methemoglobin in the blood.
#7
Which of the following is a long-acting benzodiazepine antidote?
Flumazenil
ExplanationReverses the sedative effects of benzodiazepines.
#8
Which of the following medications is commonly involved in tricyclic antidepressant toxicity?
Amitriptyline
ExplanationTricyclic antidepressants like Amitriptyline are often implicated in overdoses.
#9
Which of the following is a common symptom of opioid toxicity?
Miosis
ExplanationConstriction of the pupils is a characteristic feature.
#10
Which of the following is a classic sign of anticholinergic toxicity?
Hyperthermia
ExplanationElevated body temperature is a common symptom.
#11
Which of the following substances is commonly associated with serotonin syndrome?
Tramadol
ExplanationTramadol can lead to excessive serotonin levels.
#12
Which of the following is an example of a sympathomimetic toxidrome?
Cocaine intoxication
ExplanationSymptoms mimicking excessive sympathetic activity.
#13
What is the primary treatment for benzodiazepine overdose?
Flumazenil
ExplanationReverses the sedative effects of benzodiazepines.
#14
Which substance is known for causing respiratory depression in opioid overdose?
Fentanyl
ExplanationCan lead to severe respiratory suppression.
#15
In the context of toxicology, what does the acronym ABCDE stand for?
Airway, Breathing, Circulation, Disability, Exposure
ExplanationA mnemonic for systematic patient assessment.
#16
What is the antidote for heparin overdose?
Protamine sulfate
ExplanationBinds heparin molecules and neutralizes its anticoagulant effects.
#17
What is the mainstay treatment for calcium channel blocker toxicity?
Calcium chloride
ExplanationCounteracts the effects of calcium channel blockers.
#18
In carbon monoxide poisoning, what is the preferred treatment?
Hyperbaric oxygen therapy
ExplanationIncreases the oxygen levels in the blood.
#19
What is the primary mechanism of action of acetaminophen antidote, N-acetylcysteine?
Replenishing glutathione stores
ExplanationCounteracts the depletion of glutathione caused by acetaminophen overdose.
#20
What is the main treatment for cyanide poisoning?
Hydroxocobalamin
ExplanationBinds cyanide ions and forms a less toxic compound.
#21
What is the primary treatment for snakebite envenomation?
Crotalidae Polyvalent Immune Fab
ExplanationNeutralizes venom toxins in snakebite victims.
#22
What is the initial management for a patient with suspected organophosphate poisoning?
Atropine
ExplanationBlocks excessive acetylcholine effects.
#23
What is the recommended initial treatment for a patient with a cyanide exposure?
Hydroxocobalamin
ExplanationForms a nontoxic complex with cyanide.
#24
Which antidote is used for digoxin toxicity?
Digoxin-specific antibody (Digoxin-specific Fab fragments)
ExplanationBinds to digoxin and neutralizes its effects.
#25
What is the antidote for warfarin overdose?
Vitamin K
ExplanationReverses the anticoagulant effects of warfarin.