Gastrointestinal Physiology Physiology practice questions
This section of the Saturn Medic Physiology question bank covers 4 topics under Gastrointestinal Physiology: Digestion & Absorption (30 questions); GI Hormones & Enteric Nervous System (30 questions); GI Motility (30 questions); and GI Secretions (30 questions).
Each set opens with a free preview of multiple-choice questions written for medical students. Create a free student account to unlock the full set, answer choices and explanations. Use a set as a quick diagnostic first, note the points you miss, revise them from your notes or textbook, then retry the set to check that they have stuck.
Gastrointestinal Physiology Physiology MCQs: mixed practice questions
Try 4 sample questions drawn from across Gastrointestinal Physiology. Tap an answer to check it.
A patient with ileal resection is most likely to have impaired absorption of:
From: Digestion & AbsorptionCorrect answer: A. The ileum is important for bile acid and intrinsic factor–B12 absorption.Somatostatin inhibits:
From: GI Hormones & Enteric Nervous SystemCorrect answer: C. Somatostatin inhibits gastrin release and also suppresses gastric acid secretion.Receptive relaxation of the stomach is mediated by a:
From: GI MotilityCorrect answer: D. Distention of the stomach activates a vagovagal reflex that relaxes the orad stomach.The alkaline tide after a meal results from:
From: GI SecretionsCorrect answer: E. Parietal cells generate HCO3− while secreting H+, temporarily raising blood bicarbonate and pH.