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USMLE Step 1
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Gastrointestinal Physiology – Absorption
USMLE STEP 1
Gastrointestinal System
Categories
Gastrointestinal Anatomy and Embryology
Diagnostic Methods and Imaging
GI Pharmacology
Microbiology of the GI Tract
Gastrointestinal Endocrinology
Nutrition and Metabolism
Gastrointestinal Pathophysiology – Peritoneum and Mesentery
Gastrointestinal Pathophysiology – Pancreas
Gastrointestinal Pathophysiology – Gallbladder and Biliary Tract
Gastrointestinal Pathophysiology – Liver Disorders
Gastrointestinal Pathophysiology – Colon and Rectum
Gastrointestinal Pathophysiology – Small Intestine
Gastrointestinal Pathophysiology – Esophagus and Stomach
Neurohormonal Regulation of GI Function
Hepatobiliary Physiology and Metabolism
Gastrointestinal Physiology – Absorption
Gastrointestinal Physiology – Secretion and Digestion
Gastrointestinal Physiology – Motility
Gastrointestinal Histology
Sites and mechanisms of nutrient absorption (carbohydrates, proteins, lipids, vitamins, minerals)
Effects of resection or disease on absorption
Malabsorption mechanisms
Water and electrolyte absorption
Vitamin B₁₂ and intrinsic factor
Iron, calcium, and bile salt absorption
Na⁺-dependent transport systems
Gastrointestinal Anatomy and Embryology
Diagnostic Methods and Imaging
GI Pharmacology
Microbiology of the GI Tract
Gastrointestinal Endocrinology
Nutrition and Metabolism
Gastrointestinal Pathophysiology – Peritoneum and Mesentery
Gastrointestinal Pathophysiology – Pancreas
Gastrointestinal Pathophysiology – Gallbladder and Biliary Tract
Gastrointestinal Pathophysiology – Liver Disorders
Gastrointestinal Pathophysiology – Colon and Rectum
Gastrointestinal Pathophysiology – Small Intestine
Gastrointestinal Pathophysiology – Esophagus and Stomach
Neurohormonal Regulation of GI Function
Hepatobiliary Physiology and Metabolism
Gastrointestinal Physiology – Absorption
Gastrointestinal Physiology – Secretion and Digestion
Gastrointestinal Physiology – Motility
Gastrointestinal Histology
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Lectures
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Infectious Disease
Cardiology
Nephrology
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Lectures
Cardiology Lectures
Questions
Infectious Disease
Cardiology
Nephrology
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