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EMT Chapter 32 - Environmental Emergencies Flashcards _ 100- SURE ANSWERS.pdf
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8/8/24, 2:14 PMEMT Chapter 32 - Environmental Emergencies
Jeremiah
achi
Terms in this set (62)
Cardiorespiratory response when core body Slowing respirations and a slow pulse.
temperature falls into the range of 89ºF to
92ºF (31.7ºC to 33.3ºC) involves _______ _ . Correct. When core body temperature falls into the range of 89ºF to 92ºF (31.7ºC to
33.3ºC), respirations and pulses slow.
Slowing respirations and a slow pulse.
Constricted blood vessels and rapid
breathing.
Weak pulse, dysrhythmias, very slow
respirations.
Cardiac arrest.
You arrive at the scene and find the patient Heat stroke
sitting under a tree in his garden; he is
conscious, but confused. His wife tells you Correct. There are several clinical findings that indicate your patient is experiencing the
that he has been working outside all day. She most serious heat illness, heat stroke. Unlike other, less-severe forms of heat illness,
further states that he refused to take a break patients with heat stroke have an altered LOC and flushed, hot skin. Your patient has
and drink some water. Your assessment finds both of these.
a flushed appearance; weak and rapid radial
pulses; and hot, moist skin. Based on this,
you suspect that your patient is suffering
from _____ _ .
Heat cramps
Heat exhaustion
Heat stroke
Heat asphyxia
It is difficult to find a pulse in a drowning True
victim.TrueFalse
Correct. It is difficult to find a pulse in a Correct. It is difficult to find a pulse in a drowning victim because of constriction of the
drowning victim because of constriction of peripheral blood vessels and low cardiac output, resulting in cyanosis.
the peripheral blood vessels and low cardiac
output, resulting in cyanosis.
T/F
EMT Chapter 32 - Environmental Emergencies
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, 8/8/24, 2:14 PM
In an air embolism, the air pressure in the False
lungs remains constant while the external
pressure on the chest increases. Correct. In an air embolism, the air pressure in the lungs remains at a high level while
TrueFalse the external pressure on the chest decreases.
False
Symptoms of air embolism may not occur for
several hours.TrueFalse Correct. Air embolism occurs immediately on returning to the surface, but symptoms of
decompression sickness may not occur for several hours.
True
The diving reflex may cause immediate
bradycardia.TrueFalse Correct. The diving reflex, the slowing of the heart rate caused by submersion in cold
water, may cause immediate bradycardia.
Hypothermia is diagnosed when the core Hypothermia occurs when the core temperature falls below 95°F (35°C).
body temperature falls below what
temperature?
98°F (36.7°C)
95°F (35°C)
92°F (33.3°C)
90°F (32.2°C)
Shivering stops and muscle activity ceases Shivering stops at 90°F (32.2°C). This is a sign of severe hypothermia.
once the body's core temperature reaches
what?
95°F (35°C)
90°F (32.2°C)
85°F (29.4°C)
80°F (26.7°C)
Rough handling of a patient with severe Ventricular fibrillation
hypothermia may cause which of the
following dysrhythmias? Rough handling of a patient with moderate to severe hypothermia may cause the heart
Ventricular fibrillation to go into ventricular fibrillation.
Sinus bradycardia
Asystole
Sinus tachycardia
In the context of an environment that is 90°F Moist, pale, cool skin in a hot environment indicates there has been excessive fluid and
with 85% humidity, what does moist, pale, salt loss.
cool skin indicate?
The body can no longer regulate core
temperature.
The patient is hypothermic.
There has been excessive fluid and salt loss.
Core body temperature and ambient
temperature are equal.
What is often the first sign of heat stroke? Often, the first sign of heat stroke is a change in behavior.
Change in behavior
Muscle cramps
Low pulse rate and blood pressure
Profuse sweating
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