Chapter 20 Quiz Flashcards
Epinephrine stimulates the ________ response, increasing blood pressure and relieving bronchospasm.
A. cardiac
B. parasympathetic
C. sympathetic
D. respiratory
C. sympathetic
Chapter 20, page 761, Emergency Medical Care of Immunologic Emergencies
Which of the following would MOST likely provide clues regarding the source of a patient’s allergic reaction?
A. The patient’s general physical appearance
B. The environment in which the patient is found
C. The patient’s family history
D. The time of year in which the exposure occurred
B. The environment in which the patient is found
Chapter 20, page 756, Patient Assessment of an Immunologic Emergency
The effects of epinephrine are typically observed within _________ following administration.
A. 30 seconds
B. 1 minute
C. 30 minutes
D. 1 hour
B. 1 minute
Chapter 20, page 763, Emergency Medical Care of Immunologic Emergencies
Urticaria is the medical term for: Select one: A. hives. B. a wheal. C. burning. D. swelling.
A. hives.
Chapter 20, page 753, Pathophysiology
When an allergic reaction proceeds to life-threatening anaphylaxis, it will usually do so __________.
A. quickly, within 30 minutes.
B. slowly, over more than 30 minutes.
C. slowly, over several hours.
D. quickly, within 30 seconds.
A. quickly, within 30 minutes.
Chapter 20, page 756, Common Allergens
Anaphylaxis is MOST accurately defined as a(n):
A. extreme allergic reaction that may affect multiple body systems.
B. severe allergic reaction that typically resolves without treatment.
C. moderate allergic reaction that primarily affects the vasculature.
D. allergic reaction that causes bronchodilation and vasoconstriction.
A. extreme allergic reaction that may affect multiple body systems.
Chapter 20, page 753, Pathophysiology
A 37-year-old male is having a severe allergic reaction to penicillin. He does not have an epinephrine auto-injector and your protocols do not allow you to carry epinephrine on the ambulance. How should you proceed with the treatment of this patient?
A. Quickly determine if there are any bystanders who may carry epinephrine.
B. Remain at the scene with the patient and request a paramedic ambulance.
C. Ask the patient if he has any diphenhydramine tablets that you can administer.
D. Administer oxygen, transport at once, and request a paramedic intercept.
D. Administer oxygen, transport at once, and request a paramedic intercept.
Chapter 20, pages 757–758, Patient Assessment of an Immunologic Emergency
Which of the following signs/symptoms are indicative of respiratory involvement of an allergic reaction?
A. Flushed, itching, or burning skin
B. A sense of impending doom
C. Tightness in the chest or throat
D. All of these answers are correct.
C. Tightness in the chest or throat
Chapter 20, page 758, Patient Assessment of an Immunologic Emergency
After administering 0.3 mg of epinephrine via auto-injector to a 22-year-old woman with an allergic reaction, you note improvement in her breathing and dissipation of her hives. However, she is still anxious and tachycardic. You should:
A. consider administering 0.15 mg of epinephrine to completely resolve her allergic reaction.
B. transport her rapidly, as it is obvious that she is having a severe reaction to the epinephrine.
C. contact medical control and obtain authorization to administer another 0.3 mg of epinephrine.
D. monitor her closely but recall that anxiety and tachycardia are side effects of epinephrine.
D. monitor her closely but recall that anxiety and tachycardia are side effects of epinephrine.
Chapter 20, page 761, Emergency Medical Care of Immunologic Emergencies
Care for a victim of an immunologic emergency who is severely hypotensive should include which of the following?
A. Initiate basic life support measures, including the use of an automated external defibrillator, if necessary.
B. Routine spinal immobilization due to the potential for traumatic injury
C. Apply high-flow oxygen therapy, place the patient in a shock position, and help maintain the patient’s body temperature.
D. Position the patient’s airway and initiate positive-pressure ventilations.
C. Apply high-flow oxygen therapy, place the patient in a shock position, and help maintain the patient’s body temperature.
Chapter 20, page 758, Patient Assessment of an Immunologic Emergency
