Anatomy & Physiology Part 1: The Digestive System

An advanced, interactive quiz on the journey of food through the body.

๐Ÿ“– Core Concepts Review

Organ/ComponentPrimary FunctionKey Secretions/Features
๐Ÿ‘„ MouthMechanical breakdown, starts carbohydrate digestionSalivary Amylase, Lingual Lipase
๐Ÿฅ– EsophagusTransports food to stomach via peristalsisMucus
๐Ÿงช StomachProtein digestion, storage, sterilization of foodHCl, Pepsinogen, Mucus, Intrinsic Factor
๐Ÿ”ฌ Small IntestineFinal digestion and primary site of nutrient absorptionPancreatic Enzymes, Bile, Brush Border Enzymes, Villi & Microvilli
๐Ÿ’ง Large IntestineWater absorption, feces formation, vitamin synthesisGut Microbiota, Mucus
๐Ÿญ LiverBile production, detoxification, nutrient processingBile, Albumin, Clotting Factors
GallbladderStores and concentrates bileBile
PancreasProduces key digestive enzymes and bicarbonateTrypsinogen, Amylase, Lipase, Bicarbonate

Problem 1: Chief Cell Dysfunction

Medium
StomachEnzymesCell Types

A patient is diagnosed with a condition that severely impairs the function of the chief cells in their gastric glands. Which of the following biological processes would be most directly affected?

A

The emulsification of fats

B

The initial digestion of proteins

C

The neutralization of stomach acid in the duodenum

D

The absorption of vitamin B12