Gastrointestinal System
Digestion, absorption, GI signaling, and failure pattern recognition.
System focus
- Perfusion-first framing for every failure pattern
- Cell factory mapping for predictable clinical cues
- Safety priorities and NGN-aligned decision steps
Watch & Learn
1 with videoWatch the lesson video, then open its tutorial.

Pancreatitis and Gallbladder Disease: Causes, Labs and Biliary Obstruction
Perfusion-first, Ca/glucose monitoring.
More tutorials
23 items
Ostomy Care, Tube Feeding and Liver Failure: A GI Unit Simulation
Cell focus: Enterocyte and parietal cell

GI Procedures and Post-Operative Care: A GI Unit Simulation
Cell focus: Enterocyte and parietal cell

Gastrointestinal System Review: Anatomy, Diagnostics, Tubes, Ostomies and GI Disorders
Cell focus: Enterocyte and parietal cell

GI Disorders A to Z: 50 Gastrointestinal Conditions Reviewed
Full GI problems pathway with embedded local audio.

GI Case Studies: Integrated Practice Across All Modules
NCLEX-style GI case drills mapped across perfusion rungs from stable to decompensated shock.

GI Case Studies: Cirrhosis, Appendicitis, Diverticulitis, Varices, Hernia, Hemorrhoids, Colorectal Cancer, NG Tubes and Ileus
Supplemental GI NCLEX case drills that reinforce the question-taking method.

Clinical Judgment Practice: Case-Based Cue Analysis
Clinical judgment wizard focused on perfusion-first cue handling and rapid prioritization.

GI Motility: Smooth Muscle, Tissue Types and Nervous System Control
Perfusion-first smooth muscle storyline.

Introduction to the Gastrointestinal System: The Digestive Organs
Overview of perfusion-first GI cell factories.

Esophageal Function and Motility Disorders: Peristalsis, the LES and GERD
GI foundations part 3.

GERD (Gastroesophageal Reflux Disease): Causes, Medications, Nursing Care and Pediatric GERD
Reflux, lower esophageal tone, cue recognition.

Peptic Ulcer Disease (PUD) and Upper GI Bleeding
Perfusion-first control of acid and bleed.

Gastritis and H. pylori Infection: NSAID Injury and Bleeding Risk
Goblet/parietal factories under stress.

Esophageal Varices and Mallory-Weiss Tears: Upper GI Bleeding Emergencies
Mallory-Weiss, variceal bleed priorities.

Lower GI Bleeding: Diverticular Disease, Angiodysplasia and Colorectal Polyps
Diverticular vs angiodysplasia cues/actions.

Inflammatory Bowel Disease (IBD): Crohn's Disease vs Ulcerative Colitis
Transmural vs mucosal injury, nutrition.

Bowel Obstruction: Small vs Large Bowel, Mechanical vs Paralytic Ileus
Small vs large, NG, perfusion watch.

Nutrition and Malabsorption: Absorption, Malnutrition, Enteral and Parenteral Feeding
Villus factories, refeeding watch.

Liver Function, Liver Labs, Cirrhosis and Hepatitis
Cell focus: Hepatocyte metabolism, detox pathways, and synthetic function

GI Disorders Visual Guide: Diverticular Disease, Hemorrhoids, Varices and Pancreatitis
Visual GI mapping of perfusion, transport, and failure cues for rapid mechanism recall.
Hepatobiliary Disorders
video + tutorialLiver Disorders: Cirrhosis, Hepatic Encephalopathy, Varices, Ascites and Hepatitis
Cirrhosis, varices, ascites, encephalopathy, lactulose, and hepatitis routes.
