Class Notes (835,600)
Canada (509,275)
UOIT (1,700)
Biology (294)
BIOL 2050U (48)

Role Of Vitamins

2 Pages
Unlock Document

BIOL 2050U
Peter Cheung

Role Of Vitamins With Respect To Vitamin D And Of Inorganic Ions Illustrated By Fe And Ca Provided in fresh vegetables, meat, fish, eggs, fruit Vitamins Decrease appetite / minimises risk of constipation Vitamin D Involved in metabolism of calcium Essential in the diet but required in small amounts Calcium - In bones, teeth, small amounts in tissues, body fluids - Important for synapses - During lactation, women tend to eat more → automatic increase in calcium intake Iron Synthesis of Hb, used by enzymes ≈30% in the body can be stored The Path Of Iron Through The Body  Absorbed from the gut and stored  Used for physiological requirements (Hb, enzymes)  Lost in blood, urine, rubbed off intestinal epithelial cells by food People Who Are Vulnerable To A Deficiency Of Iron:  People with a high physiological requirement for iron  Children with late weaning and inappropriate infant food  Growing people \ children and pregnant women  Women of reproductive age / menstruation / loss of blood \ iron  Old people / absorb iron poorly  People who drink too much tea / tannin inhibits absorption of iron from gut Dietary Requirements Concept Of Basal
More Less

Related notes for BIOL 2050U

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.