Read and answer questions on page 64 Log: 2/28 No Talking Read and answer questions on page 64 Turn In HW( Staple all parts of lab together) Order to turn In Lab Worksheet Graph Conclusion

The Digestive Process Begins Final Digestion and Absorption Table of Contents Food and Energy Healthy Eating The Digestive Process Begins Final Digestion and Absorption

Food and Energy Energy Needs The number of Calories that burn depends on weight and level of activity. Do Erica and Yama have the same Calorie needs?

Key: Why do you need food? __________ Define: calorie = The amount of energy required to raise 1 gram of water 1 degree Celsius. Calorie = Measure of energy in foods. 1 Calorie = 1,000 calories Key: Why do you need food? __________ ___________________________________________________________________________________________________

Food and Energy Foods Containing Carbohydrates One gram of carbohydrate provides a body with four Calories of energy.

Carbohydrates = major source of energy. Made of (C,H, O2) Define: Nutrients = The substances in food that provide the raw materials and energy the body needs to carryout essential processes. Carbohydrates = major source of energy. Made of (C,H, O2) Provide raw materials to make cell parts. Glucose = a simple carbohydrate, a type of sugar and major energy source Fats = high energy containing nutrients, 1gram of fat= 9 calories Made of (C,H, O2)

Page 68 questions (Figure 2) Log: 29 No Talking!!!! Page 68 questions (Figure 2) What are the different types of Carbohydrates?

Proteins = Made of (N2,C,H, O2), Aids in growth and tissue repair Amino acids = Building blocks of proteins. There are 20 AA Vitamins = Helper molecules for your bodies chemical reactions. Minerals = nutrients that are not made up of living things,

Food and Energy Fats in Common Foods Butter, margarine, and olive oil contain all three kinds of fats but in different amounts.

What are the major functions of water? Log: 3/2 No talking Turn HW into the HW Tray What are the major functions of water? What do vitamins and minerals have in common? Page 74 my planet diary read and answer questions.

Some Essential Vitamins Food and Energy Some Essential Vitamins This table lists sources and functions of some of the 13 essential vitamins.

Food and Energy Minerals Eating a variety of foods provides the body with needed minerals. What is the order in which the body gets minerals from the soil? Plants Animals My body

Key: What nutrients does your body need? 1- _Carbs___ 2- __Fats__ 3- _Proteins_ 4-Minerals__ 5- _Vitamins 6- _Water_ Be able to elaborate on each of these 6 nutrients.

Healthy Eating Reading a Food Pyramid The width of each band of the pyramid shows the portion of that group to include in a healthy diet. Click

Healthy Eating The data table shows the amount of Calories a 13 year old weighing 45 kilograms burns in 30 minutes of each activity. Use the data to complete a bar graph. What would be a good title for the graph?

This log shows the food that a student ate in one day. Healthy Eating This log shows the food that a student ate in one day.

Match each box to the part of the label it describes. Healthy Eating Reading a Food Label Match each box to the part of the label it describes.

Food labels can help people make healthful food choices. Healthy Eating Nutrition Facts Food labels can help people make healthful food choices.

DRIs = ___________________________________ Define: DRIs = ___________________________________ ______________________________________ Key: What do food labels tell you? ______________________________________________________________ How can a food pyramid help you? ______ _____________________________________

Log: 3/8 What are DRI’s? How can they be useful? Where is the DRI information located on food lables?

Digestive System Organs The Digestive Process Begins Digestive System Organs Food passes directly through five of the organs of the digestive system.

The Digestive Process Begins The Mouth Digestion begins in the mouth.

The Digestive Process Begins How Enzymes Work Enzymes help break down starches, proteins, and fats.

The Digestive Process Begins What are the names of the organs that food passes through at the beginning of digestion?

The stomach wall has three muscle layers. The Digestive Process Begins The Stomach The stomach wall has three muscle layers.

The Digestive Process Begins Protein Digestion The graph shows the results of an experiment that measured the rate at which protein in egg white was digested by pepsin in a mixture of hydrochloric acid.

Digestion = _______________________________ Define: Digestion = _______________________________ Absorption = ______________________________ Saliva = __________________________________ Enzyme = ________________________________

The Esophagus: epiglottis, esophagus, mucus, peristalsis Epiglottis = _______________________ Esophagus = ________________________ Mucus = _____________________________ Peristalsis = _________________________ Stomach = __________________________

What are the functions of the digestive system? Key: What are the functions of the digestive system? What is the role of the Mouth, Esophagus, and Stomach in digestion?

Final Digestion and Absorption Complete the graphic organizer by identifying the main idea and supporting details about the small intestine.

Final Digestion and Absorption Organs of Digestion The liver, pancreas, and gallbladder produce and store substances that aid digestion. What is the function of each organ?

Tiny villi line the folds of the small intestine. Final Digestion and Absorption Villi Tiny villi line the folds of the small intestine.

Three Groups of Nutrients Final Digestion and Absorption Three Groups of Nutrients Describe the different kinds of nutrients and explain how each structure helps food become materials the body can use.

There are many different parts Final Digestion and Absorption There are many different parts to the body’s digestive system.

Sm. Intestine = ________________________________________ Define: Sm. Intestine = ________________________________________ Liver = ___________________________________________ Bile = ____________________________________________ Pancreas = _________________________________________ Villi = ________________________________________________ Lg. intestine = ________________________________________

Rectum = _________________________________________ Anus = ___________________________________________ Key: Describe how the sm. Intestine, liver, and pancreas function in digestion. (drawing a flow chart could help keep your thinking clear)

Explain the role of the large intestine in digestion. ___________________________________ ____________________________________ _______________________________________________________________________

Please click when finished reviewing this information. X X