Q 01/05

Hypothermia is defined as a core temperature about how many degrees Celsius below normal?

A) 0.5

B) 2

C) 6

D) 18

Answer · why

B) 2

2 °C is the whole margin, from 37 down to 35, and it doesn't take a blizzard to lose it: rain, sweat or a dunking can chill a person that far on a mer...

Q 02/05

Which symptom of mild hypothermia typically stops once the condition becomes moderate?

A) Shivering

B) Confusion

C) Slurred speech

D) Hallucinations

Answer · why

A) Shivering

Shivering is the body's own heater, so once it fades the temperature falls even faster. A cold person who stops shaking is getting worse, not better.

Q 03/05

First-aiders are told to move a severely hypothermic person very gently because a jolt can trigger what?

A) A brain seizure

B) Internal bleeding

C) A fatal heart rhythm

D) A blood clot

Answer · why

C) A fatal heart rhythm

A fatal heart rhythm: a deeply chilled heart is so irritable that a rough lift or a bumpy carry can tip it into ventricular fibrillation.

Q 04/05

In 'paradoxical undressing', people dying of cold strip off their clothes, most likely because they suddenly feel what?

A) Soaking wet

B) Burning hot

C) Unbearably itchy

D) Tightly bound

Answer · why

B) Burning hot

Burning hot is the leading theory. The tiny muscles that clamp the skin's blood vessels shut finally tire and let go, and warm blood surges back to th...

Q 05/05

In 'terminal burrowing', or hide-and-die syndrome, where do people in the last stage of hypothermia crawl?

A) Small enclosed spaces

B) Holes dug in snow

C) The highest ground

D) Open, sunlit ground

Answer · why

A) Small enclosed spaces

Small enclosed spaces, such as under a bed or behind a wardrobe. The German pathologists who named it saw a primitive brain-stem reflex, like a hibern...