selenium.

Question 1

food sources of selenium.

Answer 1

grains and wheat vary by soil, fruits, and veggies low, Fish, organs meat, muscle meat and dairy products high sources

Question 2

function of selenium.

Answer 2

Seleno proteins used in DNA production and protect damage and infections to cells

Question 3

metabolism of selenium.

Answer 3

Organic- active transport-Inorganic – passive transport-Plasma levels maintained by urinary excretion via kidney.

Question 4

diffenecy and how it relates to nz

Answer 4

NZ soils low in fluoride, selenium, iodine. Deficiency can be improved using fortification, dietary supplement, dietary diversification. can be gotten from things like brazil nuts.

Question 5

selenium deficiency

Answer 5

Keshans Disease cardiomyopathy in pregnant women and children makes it harder for heart muscles to pump blood-White muscle disease in sheep still born or die early.

Question 6

function of iodine

Answer 6

Integral part of thyroid hormone -Maintain bodies metabolic rate -Needed for growth and development

Question 7

sources rich in iodine.

Answer 7

Fish and seafood-Iodised salt

Question 8

medium sources of iodine.

Answer 8

Eggs -Milk -Fortified bread

Question 9

what is a poor source of iodine?

Answer 9

fruits and veggies.

Question 10

metabolism of iodine.

Answer 10

excreted in urine, no iodine stores.

Question 11

iodine deficiency disorders.

Answer 11

mild IDD - goitre. moderate IDD – Impaired motor abilities. moderate to severe IDD – Hypothyroidism.

Question 12

Iodine deficiency consequence

Answer 12

Cognitive function - Fetal brain development in pregnant women.

Question 13

iodine RDI

Answer 13

150ug (M/F), 220 pregnant women. no ans

Question 14

have our strategies worked?

Answer 14

children? yes. Adults? Yes, but just. Pregnant? No.