VIT D

Question 1

Functions of VIT D:

Answer 1

• Along with Calcium/Phosphorus it develops & maintains bones/teeth
• Prevents OSTEOPOROSIS
• Helps heal fractured bones
• Helps aborbtion of CALCIUM by he intestines

Question 2

Sources of VIT D:

Answer 2

• Sunlight (UV LIGHT REACTS WITH A SUBSTANCE IN SKIN TO PRODUCE VIT D)
• Dairy
• Eggs
• Liver
• Oily fish

Question 3

Excess of VIT D:

Answer 3

• Stored in soft tissue
• Large doses are associated increased levels of CALCIUM in blood/heart/kidneys
• Symptoms = nauseas/vomitting

Question 4

Defiency of VIT D:

Answer 4

• Hinders absorption of CALCIUM
• RICKETS can occour in babies & toddlers = created bowed legs & softened bones (UNABLE TO CALCIFY/HARDEN properly)
• OSTEOMALACIA can cause bones to fracture
• Asian women & darker skin tones are at greater risk because of their increased pigmentation it reduces skins ability to produce VIT D from sunlight