30 Questions
What is the term used to describe substances that cause the production of antibodies in the body?
Antigenic
Which term refers to a combination of weather factors and plant growth stages that increases the release and airborne spread of pollen?
Allergy index
What is the correct definition of 'Allergenic'?
That substance which causes allergy and has allergenic properties
Which term is used to describe the individual who is hypersensitive and suffers from an allergy?
Allergic
What is the substance that causes an allergy known as?
Allergen
Which term is used for substances that cause the production of antibodies in the body?
Allergen
Which physiological manifestations are caused by mast cell degranulation and the subsequent release of pharmacological mediators?
Bronchoconstriction and vasodilation
What hormone exerts a protective effect against asthma, according to the text?
Testosterone
Which of the following is a symptom associated with asthma, as mentioned in the text?
Swelling of the tongue and tubes
What is the primary exposure that leads to the formation of specific IgE antibodies bound to surface mast cells as described in the text?
Initial ingestion of antigens
Which category of allergens elicits reactions upon direct contact with the skin?
Contactants
What are the latter mediators released during allergic reactions, as discussed in the text?
Prostaglandins and slow reactive substances
Which compound in garlic juice can cause contact dermatitis?
Allicin
What compound found in Annona seeds is responsible for their cytotoxic and insecticidal properties?
Acetogenins
Which plant compound is known to cause itchy red rash with bumps or watery blisters upon contact?
Urushiols
What histamine-like substance is found in the trichomes of Stinging nettle causing skin irritation?
Histamine
Which plant from the Malvaceae family is known for causing inflammation and itching through its trichomes?
Okra
What proteolytic enzyme present in Pineapple can lead to symptoms like soreness of the oral mucosa and itchy mouth?
Bromelain
What is the medical term for non-seasonal hay fever?
Perennial rhinitis
Which of the following is NOT a common allergen associated with non-seasonal hay fever?
Pollen grains
What type of plants are mainly associated with seasonal hay fever?
Wind-pollinated plants
Which of the following is a symptom of injectants allergies?
Itching of the palms and soles
What living organisms can cause allergic reactions in the body?
Insects
Essential oils (perfumes) responsible for allergic reactions contain which compounds?
Hydrocarbon terpenes and their oxygenated derivatives
What are the two categories of attacking organisms mentioned in the text?
Infectants and Infestants
What are some examples of physical causes of allergies mentioned in the text?
Extreme cold and heat
What type of reaction is determined by scratch tests or intradermal tests for allergies?
Localized reactions
What is the purpose of a patch test in the context of allergy diagnosis?
To identify contactants allergens
What is the purpose of hyposensitisation in allergy treatment as mentioned in the text?
To reduce sensitivity to allergens
What is a common medication mentioned in the text as part of allergy treatment?
Antihistamines
This lesson covers the terminologies associated with allergens, types of allergens, how they work, plants and natural products that can cause allergies, and methods of diagnosis. Taught by Nana Ama Mireku-Gyimah PhD at University of Ghana.
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