Allergic Rhinitis (Hay Fever & Seasonal Allergies) Signs & Symptoms (& Why They Occur)

The video provides a comprehensive overview of allergic rhinitis, also known as hay fever. It explains the two types: seasonal and perennial, detailing their causes and symptoms. The pathophysiology section describes how allergens trigger immune responses, leading to symptoms like rhinorrhea, sneezing, and nasal congestion. Additional symptoms such as conjunctivitis, fatigue, and headaches are also discussed. The video concludes with a brief summary and encourages viewers to explore further lessons on the topic.

What is another name for allergic rhinitis?

• Asthma

• Bronchitis

• Hay fever

• Sinusitis

Which type of allergic rhinitis is caused by pollen from seasonal sources?

• Perennial

• Chronic

• Seasonal

• Acute

What role does immunoglobulin E play in allergic rhinitis?

• It causes vasoconstriction

• It reduces inflammation

• It destroys allergens

• It binds to mast cells

Which nerve is involved in sneezing due to allergic rhinitis?

• Trigeminal nerve

• Vagus nerve

• Optic nerve

• Facial nerve

What is rhinorrhea?

• Itchy eyes

• Cough

• Runny nose

• Sore throat

What is a common symptom of post-nasal drip?

• Itchy skin

• Clear vision

• Sensation of mucus in the throat

• Loss of taste

What causes allergic conjunctivitis in allergic rhinitis?

• Bacterial infection

• Dust particles

• Histamine and inflammatory mediators

• Viral infection

What is an allergic salute?

• A type of medication

• A type of sneeze

• A gesture to clear the throat

• Upward rubbing of the nose

What might cause fatigue in patients with allergic rhinitis?

• Excessive exercise

• Release of inflammatory mediators

• Overeating

• Lack of sunlight

What is a potential complication of eustachian tube dysfunction?

• Enhanced vision

• Increased appetite

• Improved hearing

• Hearing loss