Environment/Toxicology Flashcards
Shivering is limited by _______
Glycogen Availability
The ability to shiver is lost at ____C
32
EKG findings seen in severe hypothermia include:
- Prolonged PRI
- Prolonged QT
- Osborne Waves
Severe Hypothermia is when the core temp falls below ______
28
Mild Hypothermia _________
33c to 35c
Moderate Hypothermia
29c to 32c
At 32c we start to see _________
Shivering Stop LOC decrease SVR fall Acidosis Develop Hyperglycemia Occur
Below 28c we start to see _____
Hypotension
ECG changes
In hypothermic arrest you should hold meds till the body temp increases above ______
30c
The single most critical step in treating a hypothermic pt is ______
removal from the cold environment and appropriate re-warming
Heat Exhaustion is defined as _______
increased core temp without neuro changes.
Blood Glucose level _______ in severe hypothermia
Increases
Cold pt’s don’t _________
Clot
VF risk is the highest at what temp?
22c
In hypothermia only start CPR if the monitor shows _____ or ______
vfib or asystole
In pt’s with hyperthermia a high cardiac output may lead to a ________
AMI
Increase in sweat evaporation can lead to a loss of _____/hr
1-3L
Heat cramps are caused by _______
Hyponatremia
Treat Heat cramps with ____
0.9% NS
Heat Stroke is defined as ____
LOC Altered
Core temp above 42c
In heatstroke pts monitor labs which include: _________
- ABG’s for acidosis
- Monitor Clotting factors and watch for DIC
- Monitor Liver Enzymes
- Watch Sodium levels and monitor for hyponatremia