30 Questions
What is the primary difference between an allergic reaction and anaphylaxis?
Number of body systems affected
What is an allergen?
A substance that produces allergic symptoms
What is a common characteristic of hypersensitivity?
It is often predictable
What is the term for an abnormal immune response?
Allergic reaction
What is a common allergen that can cause anaphylaxis?
All of the above
What is the term for a systemic allergic reaction that affects two or more body systems?
Anaphylaxis
What is the primary chemical mediator responsible for allergic reactions?
Histamine
What is the result of the immune system becoming hypersensitive in anaphylactic reactions?
Identifying harmless substances as a threat
What is the purpose of vaccine administration?
To send a small amount of virus into the body to stimulate antibody production
What is the primary function of macrophages in an allergic reaction?
To engulf the allergen
What is the characteristic of an anaphylactic reaction?
Affecting multiple body systems
What is the difference between a mild and severe allergic reaction?
The severity of symptoms and the number of body systems affected
What is one of the effects of histamine on the cardiovascular system?
Vasodilation
What is a sign of impending airway occlusion?
Stridor
What should be assessed during the primary assessment of circulation?
Skin for histamine release symptoms
What is a key question to ask during history taking?
Does the patient have allergies?
What is a sign of a severe allergic reaction?
Hypoperfusion or respiratory distress
What is the first step in treating a severe allergic reaction?
Identify the amount of distress
What is the primary indication for Chlorphenamine medication?
Allergic reaction or Anaphylaxis
What is the recommended dose of Chlorphenamine for children aged 6-11 years with anaphylaxis?
2.5mg injection
What should be done before administering Antihistamine to a severe patient?
Epinephrine injection
What is the purpose of administering Corticosteroids in Anaphylactic Reactions Management?
To prevent late reactions
What is the primary concern when managing anaphylactic reactions?
Maintaining circulation
What should be done if a patient has signs of allergic reaction but no respiratory or circulation problems?
Administer Antihistamine and monitor for changes
What is the indication for the administration of Epinephrine (1:1000)?
Anaphylaxis
What is the form of Epinephrine (1:1000) used for administration?
Injection Ampule or pre-filled syringe
What is the contraindication for the administration of Epinephrine (1:1000)?
None
What is the type of medication that Epinephrine (1:1000) is?
Sympathetic agonist
What should be done if a patient has low BP?
Administer IV fluid
In what order should the following actions be taken in case of anaphylaxis?
Administer IV fluid, Call AP, Transport rapidly
Test your knowledge of allergic reactions, anaphylaxis, and immune disorders, including symptoms, diagnosis, and treatment in emergency settings. Learn to distinguish between allergic reactions and anaphylaxis, and how to manage acute airway obstruction and cardiovascular collapse. Improve your understanding of hypersensitivity, anaphylactic reactions, and upper airway swelling.
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