GI Tract Lecture 7 - Iron

The total iron content of normal adults is ___ and ___ in women and men

4.3gms; 2.3gms

Iron has essential roles in ___

oxygen transport, haemoglobin in red blood cells, myoglobin in muscle

Iron is stored primarily in ___

liver, spleen, bone marrow

Iron is stored in the form of ___

ferritin

Red blood cells carrying of oxygen requires ___

iron

Milk is ___ in iron

low

Iron content can be increased in food by using ___

iron utensils

Heme iron sources include ___

liver, meat, poultry, fish

Non-heme Iron sources includes ___

Leafy vegetables, legumes, beans, cereals, milk

Non-heme iron requires ___ to be processed

reduction to ferrous iron

Iron can transport on the basolateral membrane by ___

binding to ferratin or travelling directly through cell to ferroportin

The liver releases ___ to shut down iron intake

hepcidin