Hub #2 — Step 1 Extensions

GI02 · GI Motility — Step 1 Extensions

Signal: M3/Gq · VIP/Gs · NO/cGMP · CCK · Motilin
Path: Achalasia · Chagas · Scleroderma · Pseudoachalasia
Histo: Hirschsprung's AChE staining
Sources: First Aid · Physeo · Pathoma
Hub Progression: Hub #1 — Core Concepts → Hub #2 — Step 1 Extensions →
5
Mechanisms
12
Flashcards
5
MCQ
2
Vignettes
5
Step 1 Traps
4
Tables
3
Ordering Drills
5
HY Testing Notes
Signal Transduction & Mechanism Pathways — Step 1 Level
Step 1 Mechanism Flashcards — Click to Flip
Click any card to flip · 12 Step 1 high-yield concepts0 / 12 seen
Step 1 Style MCQ — Mechanism & Pathophysiology
Clinical Vignettes — Step 1 Integration
Sequencing Drills — Motility Pathways & Disorders
Ordering Drills: Arrange the steps in the correct sequence. Drag to reorder or use the Shuffle button to see the answer.
Step 1 Mechanism Traps: Each statement is a common misconception about GI signal transduction or pathophysiology. Select TRUE or FALSE, then read the explanation.
HY Testing Notes — High-Yield Clinical Pearls
Testing Focus: These are high-yield testing notes covering common board traps, buzzwords, and testing distinctions in GI motility. Read each card carefully.
Motility Disorder Comparison — High-Yield Pathology