'Microvilli' diaporamas de présentation

The Digestive System

The Digestive System. Functions of Digestive System. food. blood. Absorbable nutrients. lumen. wall. wall. Intestines. digestion. food. blood. Absorbable nutrients. lumen. wall. wall. Intestines. digestion. food. blood. Absorbable nutrients. absorption. Forms of Nutrients.

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Digestive System General Functions of the Digestive System 1. Motility: a. Ingestion b. Peristalsis: rhythmic contractio

Digestive System General Functions of the Digestive System 1. Motility: a. Ingestion b. Peristalsis: rhythmic contractions moving food through the gastrointestinal tract. c. Defecation/excretion: removal the unabsorbed materials out of the body. 2. Secretion:

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Animal Nutrition

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Human Anatomy (BIOL 1010)

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Chapter 4 The Tissue Level of Organization

Chapter 4 The Tissue Level of Organization. Group of similar cells common embryonic origin common function Histology study of tissues. 4 Basic Tissues (1). Epithelial Tissue covers surfaces because cells are in contact lines hollow organs, cavities and ducts

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Chapter 14 The Digestive System and Body Metabolism

Chapter 14 The Digestive System and Body Metabolism. The Digestive System and Body Metabolism. Digestion Breakdown of ingested food Absorption Passage of nutrients into the blood Metabolism Production of cellular energy (ATP). Organs of the Digestive System. Two main groups

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Human Anatomy (BIOL 1010)

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Digestion, Absorption, and Transport

Digestion, Absorption, and Transport. Chapter 3. Digestion. Breaking down foods into nutrients Prepare for absorption Challenges of digestion Tasks of the mouth Diaphragm Steady movement Lubrication of food Digestive enzyme functions. Anatomy of the Digestive Tract.

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Making sense of a complex world Chris Budd

Making sense of a complex world Chris Budd. Much of natural (and human!) behavior appears complex and hard to understand. Rocks underground. Atmosphere and climate. El Nino. Turbulence. Flocking. Geology. Complex designs. Aircraft undercarriage. Photonic crystals. Human behavior.

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Digestion, Absorption and Transport

Digestion, Absorption and Transport. Copyright 2005 Wadsworth Group, a division of Thomson Learning. Digestion and Absorption. Digestion Process by which large molecules are mechanically and chemically broken down into smaller particles Absorption

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Lab 8: Digestive System

Lab 8: Digestive System. Announcements. Exams Lab notes will be on reserve in library and on the web. Goals of the Digestive System. Extract nutrients from food Transform nutrients into useful forms Ex- oreo= glucose 3. Absorb nutrients and distribute them where they are needed.

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Definitions

Definitions. Digestion: Breakdown of ingested nutrients into forms which can be absorbed Absorption: Transport of small molecules from the GI tract into the blood Motility: Patterns of GI contraction and relaxation; tone of sphincters Secretion:

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Chapter 3 Tissues

Chapter 3 Tissues. Group of similar cells common embryonic origin common function Histology study of tissues Pathologist looks for tissue changes that indicate disease. 4 Basic Tissues (1). Epithelial Tissue covers surfaces because cells are in contact

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Microscopes & Cells

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Enteric Parasites Mostly Protozoans

Enteric Parasites Mostly Protozoans. ENVR 421 Mark D. Sobsey. Enteric Parasites: Taxonomy. Protozoans: Sarcodina: Amoebas: ex.: Entamoeba histolytica Mastigophora: Flagellates: ex.: Giardia lamblia Sporozoa: Coccidians : Cryptosporidium parvum

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F214: Communication, Homeostasis and Energy 4.2.1 Ultrafiltration and Selective Reabsorption

F214: Communication, Homeostasis and Energy 4.2.1 Ultrafiltration and Selective Reabsorption. describe and explain the production of urine, with reference to the processes of ultrafiltration and selective reabsorption;

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Chapter 14 The Digestive System and Body Metabolism

Chapter 14 The Digestive System and Body Metabolism. Digestive System & Body Metabolism. Digestion Breakdown of ingested food Absorption of nutrients into blood Metabolism Production of cellular energy (ATP) Constructive and degradative activities. Organs of the Digestive System.

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LIMITS TO SIZE

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Biomechanics

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