Chapter 18 Immunologic Emergencies Flashcards Preview

EMT 104 > Chapter 18 Immunologic Emergencies > Flashcards

Flashcards in Chapter 18 Immunologic Emergencies Deck (15):
1

The act of injecting venom.

Envenomation

2

The study of the body's immune system.

Immunology

3

The body system that includes all of the structures and processes designed to mount a defense against foreign substances and disease-causing agents.

Immune system

4

A raised, swollen, well-defined area on the skin resulting from an insect bite or allergic reaction.

Wheal

5

Small spots of generalized itching and/or burning that appear as multiple raised areas on the skin; hives.

Urticaria

6

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

Histamines

7

The body's response to substance perceived by the body as foreign.

Immune response

8

Chemical substances that contribute to anaphylaxis; released by the immune system in allergic reactions.

Leukotrienes

9

A high-pitched noise heard primarily on inspiration.

Stridor

10

A substance produced by the body (commonly called adrenaline), and a drug produced by pharmaceutical companies that increases pulse rate and blood pressure; the drug of choice for an anaphylactic reaction.

Epinephrine

11

A poison or harmful substance produced by bacteria, animals, or plants.

Toxin

12

An extreme, life-threatening systemic allergic reaction that may include shock and respiratory failure.

Anaphylaxis (anaphylactic shock)

13

The body's exaggerated immune response to an internal or surface agent.

Allergic reaction

14

A substance that causes an allergic reaction.

Allergen

15

The production of whistling sounds during expiration such as occurs in asthma and bronchiolitis.

Wheezing