Chapter 32 - Environmental emergencies Flashcards
Which of the following MOST accurately described hyperthermia?
A. the body eliminates more heat than it can generate
B. The core body temperature exceeds 99:5 F
C. The body is exposed to more heat than it can lose
D. Heat evaporates a signifanct amount of water
C. The body is exposed to more heat than it can lose
Most of the serious injuries associated with scuba diving are caused by:
A. cold water temperature
B. Alcohol consumption
C. too rapid of an ascent
D. too rapid of a descent
C. too rapid of an ascent
You respond to a local lake where a diver complains of difficulty breathing that occurred immediately after rapidly ascending from a depth of approximately 30 feet. On assessment, you note that he has cyanosis around his lips and has pink froth coming from his nose and mouth. You should:
A. suction his mouth and nose, apply high flow oxygen, monitor the patients breath sounds for a pneumothorax, and contact medical control regarding transport to a recompression facility
B. suction his mouth and nose, keep hm supine and elevate his legs to prevent air bubbles from entering his brain, administer high flow oxygen and transport to a hyperbaric chamber
C. position his supine with his head elevated 30, suction his mouth and nose, hyperventilate him with a bag valve mask, and contact medical control for further guidance
D. place him in a semi sitting position, suction his mouth and nose, apply a continuous positive airway pressure device and transport to the closest emergency room
A. suction his mouth and nose, apply high flow oxygen, monitor the patients breath sounds for a pneumothorax, and contact medical control regarding transport to a recompression facility
In contract to Lyme disease, rocky mountain spotted fever:
A. presents with flu like symptoms and a bull eyes rash
B. may be confused with rheumatoid arthristis
C. cause painful joint swelling after a few days or weeks
D. can cause paralysis and cardiorespiratory collapse
D. can cause paralysis and cardiorespiratory collapse
When a warm hand is immersed in water that is 70 F, heat is transferred from the hand to the water through a process called
A. convection
B. conduction
C. evaporation
D. radiation
B. conduction
The most prominent symptom of decompression sickness is:
A. dizziness and nausea
B. tightness in the chest
C. abdominal or joint pain
D. difficultly with vision
C. abdominal or joint pain
Burns associated with lighting strikes are typically:
A. full - thickness
B. third degree
C. superficial
D. partial thickness
C. superficial
The body’s natural cooling mechanism, in which sweat is converted to a gas is called:
A. radiation
B. evaporation
C. conduction
D. convection
B. evaporation
Which of the following is an early sign of pit viper envenomation?
A. local swelling and ecchymosis
B. general weakness and diaphoresis
C. syncope and bleeding at distal sites
D. signs and symptoms of hypo perfusion
A. local swelling and ecchymosis
