Chapter 5 – Personal Nutrition

5 litres of water per day o through respiration

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ure, lubricates joints, aids in digestion, rids body of waste (through urine), contributes to production of sweat (evaporates from skin to cool body) • high fluid intake: lower risk of kidney stones, colon cancer, bladder cancer • lose about 2 – 2.5 litres of water per day o through respiration, urination, bowel movements, perspiration • lose more rapidly: exercise, live in dry climate or at high altitude, drink a lot of caffeine or alcohol, skip a meal, or become ill • need approx. 2.7 – 3.7 litres per day • can only survive a few days without water Protein • proteins: form basic framework for muscles, bones, blood, hair, fingernails o critical for growth and repair • made of 20 amino acids o nine essential – human body cannot produce them – must come from diet • animal protein – complete protein – provide all nine essential amino acids • incomplete proteins – grains, beans, nuts – low levels of one or two essential amino acids but fairly high levels of others o combining incomplete proteins (ie. corn and beans) ensu...
View Full Document

This test prep was uploaded on 03/03/2014 for the course FRHD 1100 taught by Professor Pitman during the Fall '13 term at University of Guelph.

Ask a homework question - tutors are online