Chapter 23
Part 2
Nutrition, Body Composition, and Performance

EXERCISE PHYSIOLOGY

Effect of Muscle Glycogen Levels on Sweat Urea Nitrogen Excretion

Water Replacement

Before exercise

–_________-_________ ml water

–Include 30-50 g ___________ for duration <1 hour

During exercise

–Duration less than __________ hour - __________ only

–Duration greater than one hour

Water plus _______, _______, and __________

–__________ drinks absorbed faster than _________ drinks

–Gastric emptying slower at intensities above ________ _________ VO_2max

Responses to Exercise With Different Volumes of Fluid Replacement

Factors Affecting Fluid Absorption From the GI Tract

Salt and Mineral Replacement

Salt needs are __________ or ____________ by meals

Iron - Deficiency due to ________________ intake or ___________ loss

–Supplementation recommended for ____________ athletes

Vitamins - Supplementation is _______ __________ on well-balanced diet unless ______________ is known

Pregame Meal

Purposes

–_____________________________

–_____________________________

–_____________________________

–_____________________________

Content

–__________-___________ kcals

–Mostly __________ ____________

Somatotypes

•Endomorphy

•_____________________________

•Mesomorphy

•_____________________________

•Ectomorphy

•_____________________________

Contrast of Somatotypes Between College Students and Athletes

Body Fatness and Performance

Optimal body fatness for health

–_____________________________

–: 10-25%

–_____________________________

–: 15-25%

–Optimal body fatness for performance ______________between men and women and ___________________ within gender and sport

–It is natural for some athletes to have _______________ body fatness than others in order to perform optimally