The parts of the human digestive system
I can describe parts of the digestive system and how they are adapted to digest food.
The parts of the human digestive system
I can describe parts of the digestive system and how they are adapted to digest food.
Lesson details
Key learning points
- Major organs of the human digestive system and the order in which food moves through them.
- The functions of the organs, tissues and glands of the digestive system and how they are adapted to break down food.
- Food that cannot be digested is passed out of the body as faeces.
Keywords
Digestion - Digestion is the process of breaking down food into substances that can be absorbed into the blood.
Digestive system - The digestive system is a collection of organs that break down food.
Gland - A gland is a tissue or an organ that produces chemicals.
Adaptation - An adaptation is a feature that helps an organism to function and survive.
Fibre - Fibre bulks up food so it can be moved through the digestive system more easily.
Common misconception
The role of the stomach is often misunderstood as the main or only place where digestion occurs.
The lesson explores the roles of the stomach and the intestines in digesting food and absorbing nutrients.
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Lesson video
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Starter quiz
6 Questions
tissue
organ
organ system
chewing
digesting
digesting and absorbing
Exit quiz
6 Questions
rolls food around
churns food to break it into smaller pieces
rings of muscle contract and push food through
villi increase the surface area for faster absorption