cardiovascular system-blood: hemoglobin 08/22 Flashcards
Hb
hemoglobin
what does hemoglobin transport
oxygen
what is the equation for oxyhemoglobin
O2+Hb—> oxyhemoglobin
what percentage of oxygen from lungs to tissue is attached to what?
90-98% of the oxygen is attached to hemoglobin
what percentage of oxygen from lungs to tissue is dissolved in plasma?
2% of the oxygen from lungs to tissue is dissolved in plasma
rupture of red blood cells renders _____ nonfunctional
hemoglobin
causes of hemolysis
hemolytic anemia
transfusions
hemolytic disease of the newborn
malaria
CO2 + Hb from ____ —-> ____
CO2 + Hb from cells —-> lungs
erthryopoiesis is the production of
erythrocytes
leukopoiesis is the production of
leukocytes
thrombopoiesis is the production of
thrombocytes
what is the structure of Hemoglobin
2 alpha chains
2 beta chains
on each chain there is a ring of Hem
In each Hem there is an Iron ion
80% of ___ is transported as _______ ____ produced as a result of the combination of ____ and ____
80% of CO2 is transported as bicarbonate ions produced as a result of the combination of H2O and CO2
what are the 2 types of hemoglobin?
fetal and embryonic hemoglobin
adult hemoglobin
fetal and embryonic hemoglobin has a greater ____ for ___ than ____
fetal and embryonic hemoglobin has a greater attraction (affinity) for oxygen than adult
