NSC 150 Exam Study Guide questions with correct answers

NSC 150 Exam Study Guide questions with correct answers Carbohydrates -Correct Answer-Function in body: main energy source for cells (nerves+ brain, red blood cells) Glycemic Index -Correct Answer-measures how foods affect level of blood sugar, high GI foods >70 (sugar, processed foods, starch) low GI foods <55 (fiber, protein, cooking) Monosaccharides -Correct Answer-glucose, fructose, galactose Disaccharides -Correct Answer-sucrose, lactose, maltose Polysaccharides -Correct Answer-complex carbohydrate macro molecules made from sugar molecules (starch, glycogen, cellulose, chitin) Starch -Correct Answer-broken down into glucose and absorbed Fiber -Correct Answer-moves through small intestine undigested What differentiates starch from fiber? -Correct Answer-Both are carbs but fiber is different bc it's not digested by the human body in the same way Soluble Fiber -Correct Answer-dissolves in water, absorbed in stomach + intestines Foods: beans, oats, apples, strawberries Benefit: weight management + improving heart disease risk factors, low cholesterol and blood sugar levels Insoluble Fiber -Correct Answer-does not dissolve in water, absorbed in stomach + intestines Foods: wheat, rice, veggies Benefits: promotes GI health + protection against colon cancer