Checking progress account…
Opening your study space…
Checking progress account…
Opening your study space…
Chapter overview
Study Health and Hygiene through notes, flashcards, revision, MCQs, and long-answer practice.
Practice ready
4167 MCQs and 2372 written prompts are ready for focused chapter work.
Topics
3
Recall
9
Cards
18
Topic 1
Allergens are substances that trigger allergic reactions in sensitive people.
Topic 2
The route of entry affects where symptoms appear.
Topic 3
Allergy care depends on identifying triggers and reducing exposure.
Chapter pack
Topic list
Topic 1
An allergy is an unusual immune reaction to substances called allergens, such as dust, pollen, mites, sunlight, or certain foods.
Topic 2
Allergens may enter through the mouth, nose, or skin and cause symptoms such as sneezing, itching, rashes, watery eyes, or swelling.
Topic 3
Allergies may be seasonal or perennial. Precautions include avoiding known allergens, maintaining hygiene, and seeking medical help for severe reactions.
Chapter navigation