EMR EMR Environmental Emergencies and Hazmat Awareness

Question 1

A hiker is found confused, with hot and dry skin, after being in the sun for hours. What condition does this most likely indicate?

Accepted Answer

Heat stroke

Answer

Heat exhaustion

Answer

Heat cramps

Answer

Mild dehydration

Question 2

When treating a patient with frostbite to the fingers in the field, the EMR should:

Accepted Answer

Protect the area from further injury and avoid rewarming if refreezing is possible

Answer

Rub the affected area vigorously to restore circulation

Answer

Rewarm the extremity in hot water immediately

Answer

Pop any blisters to relieve pressure

Question 3

At a hazardous materials incident, the EMR's primary role is to:

Accepted Answer

Operate within the cold zone, provide support, and avoid contamination

Answer

Enter the hot zone to begin triage immediately

Answer

Identify the chemical using direct contact

Answer

Begin decontamination without PPE

Question 4

A patient was rescued from a house fire and has singed nasal hairs and hoarse voice. What injury does the EMR suspect?

Accepted Answer

Inhalation injury to the upper airway

Answer

Superficial facial burns only

Answer

Carbon monoxide poisoning without airway involvement

Answer

Mild smoke irritation

Question 5

Which sign best differentiates hypothermia from hypoglycemia in an unresponsive patient found outdoors?

Accepted Answer

Hypothermia includes cold skin temperature and bradycardia

Answer

Both conditions present identically

Answer

Hypoglycemia causes flushed skin and tachycardia

Answer

Hypothermia always causes rigid muscles

Question 6

Carbon monoxide poisoning is best treated with:

Accepted Answer

High-flow oxygen via non-rebreather mask

Answer

Room air and rest

Answer

Low-flow oxygen at 2 LPM

Answer

Artificial ventilation only if unconscious