Question

Uraise 14. Type I muscle fibers are also called fast twitch muscle fibers. True O False 15. PER (protein efficiency ratio) is determined using humans. True False 16. Fat supplies 4 calories of energy per gram. True False 17. The glycemic index is a system that describes how quickly different fats enter the body through the digestive system. True False 18. The ideal pre-competition meal should be high in fat and protein and low in carbohydrate. True False 19. Amino acids make up protein molecules. True O False 20. Glucosamine is a nutrient that is important for connective tissue formation. True False 21. The best way to lose weight is to starve yourself and lose muscle and fat mass. True False 22. Mitochondria in cells have a main function to generate energy. True False

Answer 1

(14) False [ type 1 muscle fibers are called slow-twitch and type 2 are called fast-twitch muscle fibres]

(15) False

(16) False [9 calories are supplied by fat in a a gram]

(17) False [ glycemic index is the measure of increase in blood glucose level due to carbohydrates intake]

(18) False [ ideal pre competition meal should be high in carbohydrate and low in fat and proteins]

(19) True [amino acids are the building blocks of proteins]

(20) True [glucosamine is essential for cartilage formation]

(21) False

(22) True [mitochondria is the powerhouse of a cell, it produces energy]