Chapter 18: Immunologic Emergencies

Question 1

What are the signs and symptoms for the respiratory system during an allergic reaction?

Answer 1

Dyspnea 
Sneezing or an itchy/runny nose
Tightness in the chest or throat
Irritating, persistent dry cough
Hoarseness 
Rapid, lazy, or nosy respirations
Wheezing and/or stridor

Question 2

What are the signs and symptoms for the cardiovascular system during an allergic reaction?

Answer 2

Hypotension
Tachycardia
Pale skin
Loss of consciousness or coma

Question 3

What are the signs and symptoms of skin during an allergic reaction?

Answer 3

Flushed, itching, or burning skin over the face and upper chest
Urticaria
Swelling of the hands, face, neck, feet, and tongue
Swelling and cyanosis or pallor around the lips
Warm tingling feeling in the face, mouth, chest, feet, and hands

Question 4

What are histamines?

Answer 4

Substances released by the immune system in allergic reactions that are responsible for many of the symptoms of anaphylaxis, such as vasodilation.