Erythrocyte metabolism and Hb stuff Flashcards
1
Q
what is the key fuel for RBC metabolism
A
glucose
2
Q
what is the only route for ATP production
A
glycolysis
3
Q
what helps keep iron in Fe2+ state
A
NADH from glycolysis
4
Q
what is glutathione
A
an antioxidant which protects against free radicals
5
Q
how is CO2 transported around thee body
A
as bicarbonate ( most common)
dissolved in solution
bound to Hb
6
Q
how many molecules of O2 can each adult Hb bind to
A
4
7
Q
how many globin (protein) subunits are there in 1 Hb
A
4- each conatin 1 haem molecules which can bind to 1 o2 molecule
8
Q
what is the most predominant type of Hb
A
alpha2 beta 2
