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how much plasma is in whole blood
plasma 50 %
what do erythrocytes do?
transport oxygen
what do leukocytes do?
help the immune system
what is the function of thrombocytes?
clotting
what’s the normal pH of blood?
7.35-7.45
how much blood do adult males typically have?
5 to 6 liters
how much blood do adult females typically have ?
4 to 5 liters
what is another name for red blood cells
erythrocytes
what is another name for white blood cells?
leukocytes
what causes the color of blood ?
hemoglobin
how much of the blood do red blood cells make up?
99.9
male red blood cells by microliter
4.5 - 6.3 million per microliter
female red blood cells by microliter
4.2 - 5.5 million per microliter
what’s the structure of red blood cells?
small and highly specialized discs
thin in middle and thicker at edge
what is the importance of red blood cells shape and size?
discs that form stacks called rouleaux that help smooth the flow through narrow blood vessels
lifespan of red blood cells
120 days
what are OTHER characteristics of red blood cells
they lack mitochondria, nuclei, and ribosomes
anucleated meaning
without a nucleus
the four basic blood types are….
determined by the presence of surface antigens
another phrase for surface antigens
agglutinogens
what do plasma antibodies do ?
they attack and agglutinate (or clump) foreign antigens
what kind of antigens/ antibodies does type A blood have?
type A surface antigens / type B antibodies
what kind of antigens/ antibodies does type B blood have
type B surface antigens / type A antibodies
what kind of antigens/ antibodies does type O blood have?
has no surface antigens / contains both A and B antibodies
what kind of antigens/ antibodies does type AB blood have?
both A and B surface antigens / neither A and B antibodies
what is another name for the Rh factor ?
the D antigen
blood will hemolyze if …..
the donor and recipient blood types are not compatible
what is another name for leukocytes?
neutrophils or polymorphonuclear leukocytes
leukocytes size is commonly described as….
twice the size of red blood cells
what is another word for eosinophils?
acidophils
what is a determining characteristic of an eosinophil?
bilobed nucleus ( two lobes connected by a band of nuclear material
what is a characteristic to look for when looking at a basophil under a microscope?
large purple-black cytoplasmic granules
what is a characteristic to look for when looking at a neutrophil under a microscope?
fine granules in the cytoplasm
what is a characteristic to look for when looking at a eosinophil under a microscope?
large red granules in the cytoplasm
what are the biggest white blood cells called ?
monocytes
what are the smaller white blood cells called ?
lymphocytes
another name for platelets
thrombocytes
how are thrombocytes formed?
cell fragments derived from the breakdown of megakaryocytes in the bone marrow
