Back to lessons
General pathology and immunology

Inflammatory mediators and the arachidonic acid pathway

Watch the video here for free, with no account or subscription. Try a sample question; membership adds the companion chapter and full quiz.

Free video · no account needed · 14 minutesWatch on YouTube
CONTINUE THIS LESSON

Read deeper. Practice the reasoning.

The video above is free for everyone. Membership unlocks the companion chapter and the complete Step 1 style question block for this and other published lessons.

Unlock chapters & practice

Already a member? Sign in

TRY THE PRACTICE EXPERIENCE

Apply the idea.

Choose an answer, then see the reasoning. The full question block is included with membership.

SAMPLE QUESTION

A 24-year-old woman develops itching and raised, erythematous wheals within minutes of touching latex gloves. A medication that blocks H1 receptors markedly reduces the early swelling. Inhibiting new eicosanoid synthesis has much less effect on this initial response.

Which of the following processes best explains the rapid change in vascular permeability?