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  • Gastric Phase Of Digestion
    1,985 words
    How Nutrients Get in, and Wastes Out. By Faisal PremjiScience 10 Assignment -- Part BIn a human being, nutrients are necessary for survival. But how are these nutrients obtained? This report will go into depth on how the food we eat gets into our cells, and how the waste products that we produce get out of the body. Also, the unicellular organism Paramecium will be compared with a human being, in terms of all of the above factors. Dietary Nutrients The chief nutrients in a diet are classified ch...
  • Q Kidneys 1 2 Kidneys
    1,165 words
    CH. 16 Digestive and Urinary System Lesson 1: The Digestive System Terms: q Digestion: q Absorption: q Elimination: q Mastication: q Peristalsis: q Gastric Juices: q Bile: Functions of the Digestive System: q Digestion, Absorption, and Elimination. q Digestion occurs in the digestive tract which includes: 1. Mouth: Mastication occurs and enzymes produced by salivary glands starts digesting carbohydrates. 2. Esophagus: 10 in. long and extends from the pharynx to the stomach. Food moves down the e...
  • Food In Protein
    807 words
    Digestive System The digestive system is the the group of organs that changes food to carbohydrates, fats, and proteins and used by our body. Digestion takes places begins form our mouth and ends with our anus. the function of our digestion system are to ingest food, digest into nutrients, cross our plasma membranes, absorb nutrients and eliminate indigestible remains. our stomach is our main organ because it mixes the food and breaks down into unis tha can be taken into carbohydrates, fats and ...
  • Larynx To Food Entry O Lined W
    4,747 words
    THE DIGESTIVE SYSTEM Divided into two parts: . Alimentary tract o Or Gastrointestinal tract o Hollow tube from mouth to anu so Food material inside the tract is considered to be outside the body b / c the canal is open to the external environment at both end so It digests food and absorbs the digested fragment so Organs include MouthS S Pharynx SS Esophagus SS StomachS S Small intestine Large intestine. Accessory digestive organ so Organs include Teeth SS TongueS S Gall bladder Salivary glands L...
  • Mouth Food
    1,104 words
    Purpose The digestive system prepares food for use by hundreds of millions of body cells. Food when eaten cannot reach cells (because it cannot pass through the intestinal walls to the bloodstream and, if it could would not be in a useful chemical state. The gut modifies food physically and chemically and disposes of unusable waste. Physical and chemical modification (digestion) depends on exocrine and endocrine secretions and controlled movement of food through the digestive tract. Mouth Mouth ...
  • Small Intestines From The Stomach
    574 words
    The digestive system consists of many different organs that digest food to create energy for the human body. The first stage of digestion begins with the mouth. Food is first taken in through the mouth. The mouth contains different type of teeth, which help break up the food. We have teeth that cut ant rip food such as carnivores and teeth that are flat, which grind food like herbivores. Within the mouth, the tongue helps mix the food with saliva. Three pairs of salivary glands secrete saliva in...
  • Nutrients From The Foods
    453 words
    Every living human cell needs oxygen and nutrients to survive. The oxygen and nutrients gives the cells energy containing molecules and raw materials necessary for growth, repair, and reproduction and the production of new substances. Living organisms get nutrients from the foods they eat. It's important for any organism to get nutrients so they have energy to use. The Digestive System is a system that prepares food particles for their entry into the bloodstream. Digestion involves breaking orga...
  • Food Into The Large Intestine
    360 words
    The Digestive Track The BIG MAC is placed in the mouth. The bread is mainly starch, the special sauce is mainly fat, lettuce, pickles, and onions are niacin. The beef patties are protein, and cheese is a form of calcium, fat, and protein. The piece of the BIG MAC is placed in the mouth and chewed, the starch is being digested by saliva. The starch becomes a kind of sugar which is used as a nourishment for the cells. Saliva changes food to a form that can be used by the body called enzymes. The b...
  • Tubes In The Body Of A Worm
    474 words
    Earth Worm Direction Parts Function Digestive System - Prostomium - a small fleshy lobe that extends over the mouth, used to help dig through the soil - Mouth - the entrance for food into the digestive system, located under the prostomium - Pharynx - A tube at the beginning of the digestive tract that creates a sucking action to remove food particles from the soil, located just behind the mouth - Esophagus - a narrow passage in the digestive track that connects the pharynx to the crop - Crop - a...
  • Essential O Large Food Molecules
    320 words
    Explain why digestion of large food molecules is essential o Large food molecules must be digested as they are crucial to our bodies. We would die if we could not digest them Explain the needs for enzymes in digestion o Enzymes are 3 D globular proteins. They increase the rate of reaction though they are not part of the reaction. They lower the activation energy i.e. the amount of energy needed for reaction to occur. Biological Catalysts State the source, substrate and optimum pH for one of each...
  • Secretion Of The Strongly Acid Gastric Juice
    562 words
    Few animals are equipped with enzymes capable of attacking cellulose, although this polysaccharide plays a very large part in the nutrition of herbivorous animals. In these creatures the task of digesting cellulose is usually delegated to vast hordes of symbiotic microorganisms, and the useful products of their activity consist in the main of short-chain fatty acids. The mechanisms of this degradation are complex, if only because many different kinds of microorganisms are involved. At the presen...
  • Inside Of The Stomach's Muscular Wall
    996 words
    The Stomach Outline: The stomach is the organ which digests the food in humans and most animals. some animals, though, have two divisions in digesting foods like birds and ruminants. A ruminant is an even toed animal which regurgitates and masticates its food after swallowing. Their stomach has three chambers, and some of the animals are cattle, goat, deer, antelope, and giraffe, which have four stomach chambers. The outer surface of the stomach is smooth, and the inside is a crumbled up layer c...
  • Digest Food
    728 words
    Britt ni Philpot 8th Grade Health Introduction How does the Digestion System Work? The digestive system is a series of hollow organs joined in a long tube that starts at the mouth and ends at the anus. Inside the tube is a lining called the mucosa. In the mouth, stomach, and small intestine, the mucosa contains tiny glands that produce juices to help digest food. Two solid organs, the liver and the pancreas, produce digestive juices that reach the intestine through small tubes. The digestive jui...
  • Digested Food
    977 words
    Does anyone ever wonder what happens to food once is leaves the fork and enters the mouth? Most likely no one does but it is all very important to the body that everything works in the digestive system. From basic functions, the path and diseases of the digestive system are vital to daily life. So let's take a journey through the digestive system. There are many functions of the digestive system, which is also called the alimentary canal or the gastrointestinal tract. All the work begins when fo...

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