what are nutrients | substamces organisms need to stay alive, develop, etc.. |
whats the source of nutrients | food |
types of food | carbohydrates, protein, fibers, fats, vitamins, fruits+vegetables, minerals, and water |
whats water | a universal solvent, for metabolic reactions |
what does metabolic mean | reactions that happen in cells |
how much water does the human body need a day and why | 2 liters a day, to replace fluids lost |
whats the main source of energy for the body | carbs |
what are the two types of carbs and where are they found | simple, in sugars. and complex, in starch/bread |
whats a monomer | building block |
whats the monomer of carbs | sugars |
whats the polymer of carbs | starch |
how is fiber made | cellulose |
fibers help with____________ | elimination |
why are proteins necessary | for growth and repair of the body's cells. and allows the body to function properly |
what are amino acids | what makes up protein |
how much amino acids does the body make | 12 out of 20 |
what repairs body parts | proteins |
where is glycogen | in the liver |
what do fats provide | fats provide energy and key building components |
what are the two types of fats | saturated and unsaturated |
what is the proper name for fats | lipids |
what protects vital organs | fat |
what are minerals and what do they help with | inorganic materials that help to build or repair tissues |
what are vitamins | organic molecules that work with enzymes |
what do vitamins do | they regulate cell functions, growth, development |
what does the digestive system do | break down food into simpler molecules |
what happens in the process of digestion | The digestive system breaks down food into energy cells. After digestion is complete,nutrients are absorbed and transported to all cells. Undigested materials are eliminated as liquid and solid wastes. |
what is Peristaltic | it is the process of pushing food down the eophagus |
where does the digestion of carbs begin? using what | in the mouth, using saliva, amylase |
where does the digestion of proteins begin?using what? | stomach, using protease |
where does the digestion of fats and sugars begin?using what? | in the small intestine, using lipase and bile |
where does nutrients absorption take place? and how? | in the small intestine, using the villi, the villi absorbs nutrients using micro villis |
what happens in the large intestine | undigested food goes to the large intestine, and there, water is absorbed and undigested food go to the anus for the process of elimination |