Environmental and Tox

Question 1

What is the formula to convert Celcius to Fahrenheit

Answer 1

(Cx1.8)+32=F

Question 2

What Medication is contraindicated in cocaine overdose?

Answer 2

Beta-blocker

Question 3

What ECG effects does Digoxin have

Answer 3

PR interval prolongation, ST depression or T wave inversion/biphasic T wave.
PR interval prolongation is significant and may indicate toxicity

Question 4

Clinical manifestations of salicylate toxicity include

Answer 4

Respiratory rate increase, headache, vertigo, tinnitus, confusion, sweating and thirst.
Severe symptoms include agitation seizures and coma.

Question 5

What enzymes are elevated in Heatstroke?

Answer 5

CPK,SGOT, SGPT and LDH

Question 6

Under what temp is defibrillation not effective

Answer 6

30 C

Question 7

What blood transfusion reaction can occur within minutes of administration?

Answer 7

Acute Hemolytic reaction
Rapid destruction of donor blood cells by host antibodies.

Question 8

What is the treatment for acetaminophen poisoning?

Answer 8

N-acetylcysteine (NAC)

Question 9

Antidote for Coumadin Overdose

Answer 9

Vit K

Question 10

Antidote for Heparin toxicity

Answer 10

Protamine Sulfate

Question 11

Lab Value associated with Coumadin and measures the extrinsic pathway.

Answer 11

PT

Question 12

Lab Value associated with Heparin and measures the intrisic pathway.

Answer 12

PTT

Question 13

Treatment of Dig toxicity

Answer 13

Digifab, Mag, phenytoin, lidocaine

Question 14

What is the target urine output for Rhabodo patient’s

Answer 14

100ml/hr

Question 15

Treatment for malignant hyperthermia

Answer 15

dantoline

Question 16

At what temp does the ECG progress to sinus brady, PR prolongation, QT prolongation?

Answer 16

32C or 90F

Question 17

At what temp do Osborne waves present

Answer 17

86F 30C

Question 18

Define Histotoxic Hypoxia

Answer 18

Deficiency in the alveolar oxygen exhange.

Question 19

Define hypemic hypoxia

Answer 19

reduction in the oxygen carring capacity of the blood, anemia, hemorrhage

Question 20

Define stagnant hypoxia

Answer 20

reduced total CO, pooling of blood or restriction of blood flow.

Question 21

List Organophosphate toxicity medication treatments

Answer 21

Diazepam, atropine, Pralidoxime (2Pam)

Question 22

ARDS and DIC are a result of what in the hyperthermic patient?

Answer 22

Lysosomal enzymes,
The release of destructive lysosomal enzymes occurs as a result of extensive muscle damage.

Question 23

What is the antidote for toxic alcohol toxicity?

Answer 23

Fomepizole,
it prevents formation of toxic metabolites

Question 24

Digitalis toxicity is exacerbated by

Answer 24

Beta Blockers

Question 25

S/S of ASA toxicity

Answer 25

GI ulcer, tinnitus

Question 26

Antidote for Iron Poisoning

Answer 26

deferoxamine

Question 27

what patient presents with possible seizures, elevated anion gap and nystagmus

Answer 27

Ethylene glycol ingestion Toxic alcohol ingestion

Question 28

S/S of Iron ingestion that indicates treatment is effective

Answer 28

Urine that it pink in color

Question 29

Organophosphate exposure causes the overproduction of the neurotransmitter acetylcholine by

Answer 29

Deactivation of the acetylcholinesterase enzyme which is responsible for the break down of acetylcholine

Question 30

Which drug will require the addition of sodium thiosulfate in the infusion bag to prevent thiocyanate toxicity?

Answer 30

Nitroprusside

Question 31

Define the temps for hypothermia

Answer 31

Mild 32-35C alert shivering Moderate 28-32C loss of shivering, lethargy, confusion Severe 28C bradycardia, hypotension, unconcious

Question 32

What should be applied to hydrofluoric acid exposure?

Answer 32

Calcium gluconate gel.