Study Guide Blood Flashcards
Blood system functions
tranpsort system
O2, CO2, nutrients, wastes, hormones and heat
Blood system components
Cardiocasvular system
heart
blood vessels
blood
Blood components
55% plasma
45% formed elements
Blood properties
(general)
8% of body weight
4-5 l in female
5-6 l in male
temp 100.4
pH 7.35-7.45
Plamsa components
water
proteins
nutrients
electrolytes
nitrogenous wastes
hormones
gases
Plasma proteins
albumin
globulins
fibrinogen
Erythrocyte structure
discoid cells w\ sunken center
no organelles
cytoskeleton of spectrin and actin
hemoglobin
Erythrocyte funtions
transport of O2
CO2
Hemocrit
percentage of RBC’s in blood volume
range
37-52% (avg 45%0
Hemoglobin structure
four protein chains
two alpha
two beta
each with heme group
Fe2+ center
Transports the oxygen (binds to the Fe2+)
hemopoiesis
production of formed elements
located in red bone marrow
lymphatic organs and tissues
erythropoiesis
productin of RBC’s
ABO/Rh significance
contain antigens that evoke immune system reaction
antibodies that react against incompatible antigens on foreign RBC’s
Leukocyte classes
Granulocytes
Agranulocytes