'Mechanical digestion' presentation slideshows

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Digestive

System. Digestive. Overview of Digestion: . New: http :// www.youtube.com/watch?v=b20VRR9C37Q&feature=fvwrel. http://www.youtube.com/watch?v=uIRHfdrixmA&playnext=1&videos=qKCrsqijhhs&feature=rec-LGOUT-exp_fresh%2Bdiv-1r-1-HM. INGESTION. FUNCTION/ PURPOSE OF SYSTEM. Digestion. Definition

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Nutrition in unicellular and multicellular animals

Nutrition in unicellular and multicellular animals. Prepared by Mrs Farkhunda Naz DA Degree College Ph VI Biology Deptt. Contents of Presentation. Nutrition Heterotrophic Nutrition in Animals Types of heterotrophic Nutrition Types of animals on the basis of food Holozoic Nutrition

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Science 18.1 Respiration 18.2 Digestion

Science 18.1 Respiration 18.2 Digestion. When you breathe, your respiratory system is bringing your body. Oxygen and removing carbon dioxide. What order does air come into your body?. 1. mouth 2. throat 3. bronchial tubes 4. lungs. What body system makes speech (your voice). Respiratory .

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Nutrient Absorption

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Avian Digestive Tract

Avian Digestive Tract. Ruminates. DIGESTIVE TRACT. CONNECTIONS. Salivary Glands. SALIVA. Secreted by epithelial cells of three glands Contains AMYLASE (starch hydrolyzing) and LYSOZYME (antibacterial) Used for lubrication, cooling, solvent and buffer Sialorrhea = excess production.

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The Digestive System

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Digestive System

Digestive System. Getting Ready Activity. Materials: (per pair) 1 piece of paper 1 pen Instructions: Going back and forth between you and your partner, try to map the journey that food takes as it goes through the digestive system

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The Excretory SyStem

The Excretory SyStem. Important Vocabulary . Excretion: The process which metabolic wastes are eliminated to maintain homeostasis. Ureters: Transport urine from the kidneys to the urinary bladder Urinary bladder: Store urine until it is released through the urethra

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Decomposition Experiment Analysis

Decomposition Experiment Analysis. What variables did we test in our class experiments?. Exposure to air Moisture (water) Temperature Salt Soil Light. Why did the availability of air affect decomposition? .

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DIGESTION

DIGESTION. Major Functions of the Digestive System. Digestion- Breaks down food into usable molecules Absorption- Absorbs food molecules into the bloodstream Elimination- Eliminates solid wastes. Two Types of Digestion:.

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First Steps of Digestion

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HUMAN ANATOMY - 8

HUMAN ANATOMY - 8. Digestive system. Primery Purpose of Digestive System. B reak ing down nutrients to the degree to be absorb ed, distributed and used by the body. Scince, dealing with digestive system is call gastro-enterology. Functions of digerstive system.

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P2 Digestion

P2 Digestion. Digestion. Digestive system is where food is broken down into its individual nutrients. The important nutrients are absorbed into the bloodstream and the waste excreted. It works both through mechanical and chemical digestion. .

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Food and the Digestive System

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Digestion

Digestion. School of Education - CCNY. Introduction. Digestion is defined as the breakdown of nutrients We consume: Proteins Carbohydrates Fats These are broken down into their simplest forms. From Beginning to End. Mouth Esophagus

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Digestive System

Digestive System. Brainstorm: Why do we have to eat in order to stay alive? P.S. Helpful textbook pages include 446-450 (FYI). It all starts in your mouth!. Teeth grind up your food into smaller pieces that are easier to digest.

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Human Alimentary Canal

Human Alimentary Canal. Grade 8 Semester 1 Year 2011-2012. Nutrition. There are two parts to Nutrition: 1. Ingestion -process of taking food into the digestive system so that it may be hydrolized or digested.

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The Digestive System

The Digestive System. Food, Food, Food!!!!!!. Function. http:// www.youtube.com/watch?v=OYWVbt6t2mw&feature=related Break down food taken in to the body Chemical digestion Mechanical digestion Absorb food that has been broken down Absorb water that is taken in to the body

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Digestion in the Mouth

Digestion in the Mouth. Digestion begins here. Both mechanical and chemical digestion take place. Teeth will chew and mash food into smaller pieces. (mechanical digestion) Salivary glands found around your mouth produce saliva that begin chemical digestion of carbohydrates.

1.14k views • 3 slides