Toxicology

Question 1

Toxicology

p.822

Answer 1

the sudy of toxic or poisonous substances
-poison
-toxin
-substance abuse
-overdose

table 22-1 p. 824

Question 2

Scene Safety

Answer 2

info obtained prior to arrival to call is helpful, a crew can anticipate proper protection

Question 3

Routes

Answer 3

Inhilation
direct contact w/skin

Question 4

Inhalation

Answer 4

• pt who have inhaled poison including
  -natural gas
  -sewer gas
  -certain pesticides
  -carbon monoxide
  -chlorine
• may require supplemental oxygen
• never approach a contaminated pt unless you have specialized hazmat training and are using appropriate ppe
  -some inhaled poisons, such as carbon monoxide, are colorless and odorless and produce hypoxia w/out damaging the lungs

Question 5

Absorption

Answer 5

poison that come in contacct w/ the surface of the body
absorption through the skin is a common problem in agriculture
most solvents, insecticides, herbicides

Question 6

Ingestion

Answer 6

ingestion poisoning include liquids, household cleaners, contaminated food, plants and drugs
signs and symptoms vary greatly w/the type of poison, the age of pt and the time

Question 7

Injection

Answer 7

poisons can not be diluted or removed from the body in the fluid
injected poisoning can be life threatening and you must act quickly
signs/symptoms
weakness/dizziness

Question 8

most common drugs

Question 9

Alcohol

Answer 9

alcohol can damage the liver, weather through chronic overuse or occasional heavy use
alcohol is powerful CNS depressant
alcohol is a sedative substance that decrease the activity and excitement
many drugs commonly taken can be increased

Question 10

Opiates & Opioids

p.836

Question 11

Sedative-Hypnotic Drugs

p.837

Question 12

Sympathomimetics

Answer 12

Sympathomimetics are CNS stimulants that mimic the effects of the sympathetic nervous system
these stimulatns usually cause tachy cardia

table 22-4 p.840

Question 13

Hallucinogens

p.841

Answer 13

alter a person sensory perceptions
some of types og hallucinogens are lysergic acid diethylamide, LSD, PCP
all these agents cause visual hallucinations, intensify vision and hearing
many hallucinogens

Question 14

anticholinergic

0.842

Question 15

cholinergic agents

p. 842

Question 16

management

Answer 16

-always monitor ABC’s
-proive O2 for any petient in respiratory distress or signs of hypoxia
-remove rings, watches and bracelets from area