EMT-B Ch. 33 Module Quiz (Environmental Emergencies)

Hypothermia is diagnosed when the core body temperature falls below what temperature?

a. 98°F (36.7°C)

b. 95°F (35°C)

c. 92°F (33.3°C)

d. 90°F (32.2°C)

b. 95°F (35°C)

Shivering stops and muscle activity ceases once the body core temperature reaches what?

a. 95°F (35°C)

b. 90°F (32.2°C)

c. 85°F (29.4°C)

d. 80°F (26.7°C)

b. 90°F (32.2°C)

Rough handling of a patient with severe hypothermia may cause which of the following dysrhythmias?

a. Ventricular fibrillation

b. Sinus bradycardia

c. Asystole

d. Sinus tachycardia

a. Ventricular fibrillation

In the context of an environment that is 90°F with 85% humidity, what does moist, pale, cool skin indicate?

a. The body can no longer regulate core body temperature

b. The patient is hypothermic

c. There has been excessive fluid and salt loss

d. Core body temperature and ambient temperature are equal

c. There has been excessive fluid and salt loss

What is often the first sign of heatstroke?

a. Change in behavior

b. Muscle cramps

c. Low pulse rate and blood pressure

d. Profuse sweating

a. Change in behavior

In which of the following environmental emergencies are you most likely to encounter laryngospasm?

a. Coral snake bite

b. Drowning

c. Hyperthermia

d. Tick bite

b. Drowning

What is the most dangerous, and most common, emergency in scuba diving?

a. Air embolism

b. Decompression sickness

c. Diving reflex

d. Drowning

a. Air embolism

You are treating a patient who was climbing a 10,000-foot mountain when he began to experience a severe, constant, throbbing headache, ataxia, and extreme fatigue. He is nauseous and, as you assess him, he loses consciousness. Which of the following should you suspect?

a. HACE

b. HAPE

c. Mountain sickness

d. Rocky Mountain spotted fever

a. HACE

You suspect that the patient you are treating was bitten by a rattlesnake. What should you do first?

a. Apply ice to the wound

b. Catch the snake so you can take it to the ED

c. Place the patient is a supine position

d. Apply suction to the wound to suck out the venom

c. Place the patient is a supine position

A person who stands outside in windy, wintry weather and wears only lightweight clothing is mainly experiencing heat loss by what method?

a. Conduction

b. Convection

c. Evaporation

d. Respiration