The digestive system for ks2

Follow Nat Geo Kids as we take a journey down through the human digestive system to find out where our grub goes!

The digestive system consists of a series of connected organs that together, allow the body to break down and absorb food, and remove waste. It includes the mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus. The liver and pancreas also play a role in the digestive system because they produce digestive juices. Learner Guides. What is the digestive system?

The digestive system for ks2

So there you are, sitting at lunch, enjoying some grilled-chicken pizza and a few orange wedges. When you're finished, you take a last drink of milk, wipe your mouth, and head to your next class. In a few minutes you're thinking about the capital of Oregon or your science fair project. You've completely forgotten about that pizza lunch you just ate. But it's still in your stomach — sort of like a science experiment that happens all the time! Your digestive say: dye-JES-tiv system started working even before you took the first bite of your pizza. And the digestive system will be busy at work on your chewed-up lunch for the next few hours — or sometimes days, depending upon what you've eaten. This process, called digestion , allows your body to get the nutrients and energy it needs from the food you eat. So let's find out what's happening to that pizza, orange, and milk. Watch this movie about your digestive system, the system that handles the food you eat. Even before you eat, when you smell a tasty food, see it, or think about it, digestion begins. Saliva say: suh-LYE-vuh , or spit , begins to form in your mouth. When you do eat, the saliva breaks down the chemicals in the food a bit, which helps make the food mushy and easy to swallow. Your tongue helps out, pushing the food around while you chew with your teeth. When you're ready to swallow, the tongue pushes a tiny bit of mushed-up food called a bolus say: BO-luss toward the back of your throat and into the opening of your esophagus, the second part of the digestive tract.

Instead, muscles in the walls of the esophagus move in a wavy way to slowly squeeze the food through the esophagus. What happens in your stomach?

Digestion happens in the digestive system. This is a series of organs that break down the food so it can be absorbed into our blood and travel around to where it is needed. Food enters the digestive system as soon as you put it in your mouth. This is where food is broken down by your teeth, mixed with saliva and swallowed. Learn what happens to the food in your mouth.

Digestion happens in the digestive system. This is a series of organs that break down the food so it can be absorbed into our blood and travel around to where it is needed. Food enters the digestive system as soon as you put it in your mouth. This is where food is broken down by your teeth, mixed with saliva and swallowed. Learn what happens to the food in your mouth. Here they go, straight into action. There are the front teeth slicing and ripping off a chunk of food, ready for grinding it into smaller pieces…. And some very nice use of saliva, of course saliva isn't just wet stuff, it's helping to dissolve that food….

The digestive system for ks2

This resource provides a lesson about digestion in humans, linked to curriculum objectives. It is structured around a series of captivating, educational films. The films highlight the structure and function of the key organs of the digestive system, focusing on what happens at each stage on food's incredible journey. The detailed lesson plan includes key teaching points, activities, misconceptions and questions to check understanding. This resource has been provided by Tigtag primary science resources. You may also be interested in our online, self-paced course Teaching primary science: body processes. Big Reveal. Food's Incredible Journey. Odd One Out.

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Digestive System Watch this movie about your digestive system, the system that handles the food you eat. All other images: Getty Images UK. Your digestive say: dye-JES-tiv system started working even before you took the first bite of your pizza. Onward to the small intestine! It has three important jobs:. Appendix Doctors used to think that this thin little organ was useless — a leftover body part from early humans. It all starts here! When you do eat, the saliva breaks down the chemicals in the food a bit, which helps make the food mushy and easy to swallow. Bitesize Primary games. What is an invertebrate? What's the Colon?

This primary resource introduces children to the human digestive system. How strong is the acid in your stomach?

All other images: Getty Images UK. There are the front teeth slicing and ripping off a chunk of food, ready for grinding it into smaller pieces…. More than twice as wide as the small intestine, but only 1. Once food has entered the esophagus, it doesn't just drop right into your stomach. Watch this movie about your digestive system, the system that handles the food you eat. The small intestine breaks down the food mixture even more so your body can absorb all the vitamins, minerals, proteins, carbohydrates , and fats. You've completely forgotten about that pizza lunch you just ate. The esophagus say: ih-SOF-eh-guss is like a stretchy pipe that's about 10 inches 25 centimeters long. The digestive system helps to break down the food for the body to process and use. So let's find out what's happening to that pizza, orange, and milk. Meanwhile, the tongue keeps moving the food around, shifting it to the type of teeth that will be best at munching it. The stomach is like a mixer, churning and mashing together all the small balls of food that came down the esophagus into smaller and smaller pieces. It also gets rid of toxins substances that can be harmful to the body , recycles old blood cells, makes bile and other digestive juices, and produces, stores and releases glucose to give you energy. The stomach.