Anaphylaxis Canada Contact Us Site Map Home
Francais
What is Anaphylaxis
Living with Anaphylaxis
About Us
Programs and Services
Make a Difference
What's New
Product Catalogue
Safe4Kids
Your Profile
Register for Updates
Corporate Sponsor Program
Register for Updates
Visit our Product Catalogue
Allergy Expo Canada
What is Anaphylaxis?


GLOSSARY OF TERMS


A B C D E F G H I J K L M
N O P Q R S T U V W X Y Z

Urticaria:
a vascular reaction of the skin marked by the transient appearance of smooth, slightly elevated patches (wheals) which are redder or paler than the surrounding skin and often attended by severe itching. Also called hives.


Vascular:
pertaining to blood vessels or indicative of a rich blood supply.

Vasoconstriction:
diminution of the diameter of vessels, especially arterioles, leading to decreased blood flow to a part.

Vasodilation:
widening (dilation) of a vessel, especially arterioles, leading to increased blood flow to a part.

Venom:
a toxic substance normally secreted by a snake, insect or other animal.


Wheal:
a smooth, slightly elevated area on the body surface, which is redder or paler than the surrounding skin; it is often itchy and is the skin manifestation of allergy.

Wheeze:
an abnormal whistling sound made in breathing, particularly in asthma.

Top of Page

Back to Glossary of Terms



Copyright Information | Privacy Statement

Developed by Marketlink Corporation.