Functions of blood Transport Defence Regulation H 2 O Composition of blood cells platelets 45 plasma 55 by Volume Plasma Water 91 Hormones Gases Ions Vitamins Nutrients ID: 660664
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Slide1
Cardiovascular system: BloodSlide2
Functions of blood
Transport
DefenceRegulation
H
2
OSlide3
Composition of blood:
cells, platelets
45%
plasma
55%
%
by Volume
Plasma
Water (91%)
Hormones
Gases
Ions
Vitamins
Nutrients
wastes
Plasma proteins **Slide4
heme
group
b. Hemoglobin molecule
a. Red blood cells
Red Blood Cells
Carry O
2
Slide5
+
+
HCO
3
–
bicarbonate
ion
H
+
hydrogen
ion
H
2
CO
3
carbonic
acid
H
2
O
water
CO
2carbondixideRed Blood CellsCarry CO2Slide6
Red Blood Cells
ProductionSlide7Slide8Slide9
fibrin threads
thrombin
prothrombin activator
prothrombin
fibrinogen
Ca
2+
Ca
2+
4,400 X
Platelets…Slide10
Type O blood. Red blood cells have neither type A nor
type B surface antigens. Plasma has both anti-A and
anti-B antibodies.
Type A B blood. Red blood cells have type A and type B
surface antigens. Plasma has neither anti-A nor anti-B
antibodies.
Type B blood. Red blood cells have type B surface
antigens. Plasma has anti-A antibodies.
Type A blood. Red blood cells have type A surface
antigens. Plasma has anti-B antibodies.
type A antigen
type B antigen
type A antigen
anti-A antibody
anti-B antibody
anti-A antibodies
anti-B antibodies
type B antigen
ABO Blood GroupsSlide11
+
+
b. Agglutination
a. No agglutination
type A blood
of donor
no binding
type A blood
of donor
anti-A antibody of
type B recipient
binding
anti-B antibody of
type A recipient
CompatibilitySlide12
b. Mother forms anti-Rh antibodies that cross the
placenta and attack fetal Rh-positive red blood cells.
a. Fetal Rh-positive red blood cells leak across
placenta into mother's blood stream.
blood of mother
blood of mother
anti-Rh
antibody
Rh-positive
red blood cell
of fetus
Rh-negative red
blood cell of mother
Rh Blood groupsSlide13