liver storage

Question 1

what 4 things are stored in the liver?

Answer 1

Iron
fat soluble vitamins
glycogen
minerals

Question 2

what is iron stored as in the liver?

Answer 2

ferritin

Question 3

what is iron transported round the body as?

Answer 3

transferrin

Question 4

where is iron utilised?

Answer 4

• haemoglobin made in the bone marrow

- myoglobin

Question 5

where is vitamin A stored in the liver?

Answer 5

Ito cells in the space of disse (high levels stored to prevent deficiency for 10 months)

Question 6

what is vitamin As function?

Answer 6

vision (retinal pigments)
healthy skin
growth and reproduction

Question 7

what is the function of vitamin D and where is it stored?

Answer 7

increases calcium reabsorption in the intestinal tracts & stored in Ito cells

Question 8

what is vitamin Es function?

Answer 8

antioxidant - scavenges reactive oxygen species

Question 9

B12 is stored in the liver how long can it prevent deficiency for?

Answer 9

> 1 year

Question 10

what are the 2 sites of storage for glycogen?

Answer 10

Liver - 200g

muscle - 150g

Question 11

what is the function of storing glycogen?

Answer 11

so it can be readily mobilised to form glucose to maintain blood glucose levels (it’s the secondary energy reservoir with lipids being primary)