Toxicology Flashcards
Adult poisonings can be
accidental or intentional
Addiction
physical or psychological need to continue misusing a drug or toxin
Tolerance
the need to take increasing amounts of the drug or toxin to achieve the desired effects
4 Routs of Exposure
ingestion
inhalation
injection
absorption
Most common route of exposure
ingestion
Accidental overdose is predominately common in
pediatric
geriatric
Common accidental overdose medications
cardiac medications
psychiatric medications
acetaminophen
Signs and Symptoms of Ingested Toxins
burning to the mouth/airway
stomach pain
altered LOC
altered vital signs
Intentional overdoses by adults often involve
more than one substance
Sedatives, narcotics, and barbiturates can cause
altered LOC and respiratory depression
Specific interventions for ingested toxins
activated charcoal
Examples of inhaled poisons
chemicals
pesticides
carbon monoxide
natural gas
Signs and symptoms of inhaled poisons
dyspnea coughing dizziness headache abnormal lung sounds
Specific Interventions for inhaled toxins
high flow oxygen
monitor lung sounds
Effects of injected toxins can be difficult to
diminish
dilute
inhibit