Solution Biology What S In Our Digestive System Explained Hum Do you know what happens to food after we eat it? in this video, you will learn about the four food processing steps, the digestive system and all the differ. The human digestive system. it takes around 24 hours for your dinner to wind its way through the nine metre long digestive tract. on its trip, it’s mixed with acids and digestive juices, and squeezed and squelched until all the nutrients that the body needs are absorbed. then, the smelly leftovers, along with billions of dead bacteria, are.
Solution Biology What S In Our Digestive System Explained Hum This is the job of our digestive system. the digestive system acts in stages to digest our food. each stage is important and prepares the food for the next stage. the entire length of our digestive system is around 20 to 30 feet! here are the major stages of the digestive system: 1. chewing chewing is the first stage of the digestive system. 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. The journey. the starting point – your mouth: when you take a bite of food, your teeth break it into smaller pieces. your saliva (the watery stuff in your mouth) helps soften the food and makes it slippery enough to travel easily down your throat. the food slide – the esophagus: after you swallow, the food moves down a tube called the. Animals need food for energy and growth. to use the food they eat, they must change it into a form that the body can use. this process is called digestion. the different organs, or body parts, that are involved in this process make up the digestive system.