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WorksheetsChapter 18 Immunologic Emergencies
Total questions: 15
Worksheet time: 8mins
Which of the following MOST accurately defines an allergic reaction?
an exaggerated immune system response to any substance.
destruction of the immune system by an external substance.
a release of erythrocytes in response to a foreign substance
a direct negative effect on the body by an external substance.
Chemicals that are responsible for the signs and symptoms of an allergic reaction to a bee sting include:
the bee venom itself.
adrenaline and histamines.
leukocytes and epinephrine.
histamines and leukotrienes.
The foreign substance responsible for causing an allergic reaction is called a(n):
allergen.
antibody.
histamine.
leukotriene.
Which of the following statements regarding fire ants is correct?
Fire ants often bite a person repeatedly.
Fire ants bites rarely cause anaphylaxis.
Fire ant bites typically occur on the face.
Most people are allergic to fire ant toxin.
A raised, swollen, well-defined area on the skin that is the result of an insect bite or sting is called:
a pustule.
a wheal.
purpura.
urticaria.
Because the stinger of a honeybee remains in the wound following the sting:
the stinger can easily be removed with tweezers.
the body's immune system deactivates the venom.
the toxicity of the venom decreases within 10 minutes.
it can continue to inject venom for up to 20 minutes.
Which of the following would MOST likely provide clues regarding the source of a patient's allergic reaction?
the patient's family history.
the patient's general physical appearance.
the environment in which the patient is found.
the time or the season in which the exposure pcurred.
Which of the following negative effects of anaphylaxis will be the MOST rapidly fatal if not treated immediately?
diffuse urticaria
severe hypotension
upper airway swelling
systemic vasodilation
Which of the following medications blocks the release of histamines?
albuteral (Ventolin)
diohenhydramine (Benadryl)
acetaminiphen (Tylenol)
epinephrine
While auscultating breath sounds of a patient who was stung multiple times by a yellow jacket, you hear bilateral wheezing over all lung fields. That indicates:
rapid swelling of the upper airway tissues.
a significant amount of fluid in the alveoli.
narrowing of the bronchioles in the lungs.
enlargement of the bronchioles in the lungs.
Epinephrine us indicated for the patients with an allergic reaction when:
Wheezing and hypotension are present.
the patient is anxious and tachycardic.
a paramedic is present at the scene.
the reaction produces severe urticaria.
When using an auto-injector to give epinephrine, the primary injection site is the:
medial part of the buttocks.
lateral portion of the arm.
lateral portion of the thigh.
medial portion of the thigh.
Immediately after giving an epinephrine injection, you should:
properly dispose of the syringe.
record the time of the dose given.
reassess the patient's vital signs.
notify medical control of your action.
The effects of epinephrine are typically observed within _______________ following administration.
30 seconds
1 minute
5 minutes
30 minutes
1 hour
Common side effects of epinephrine include all of the following, EXCEPT:
drowsiness
tachycardia
headache
dizziness
