SLCC Anatomy CH 21
Serum is the fraction of plasma remaining after the removal of - Answer- plasma proteins
Salts and protein molecules in blood help prevent excess fluid loss from the plasma by maintaining the proper ________. - Answer- osmotic balance
Osmotic balance is necessary because...
SLCC Anatomy CH 21
Serum is the fraction of plasma remaining after the removal of - Answer- plasma
proteins
Salts and protein molecules in blood help prevent excess fluid loss from the plasma
by maintaining the proper ________. - Answer- osmotic balance
Osmotic balance is necessary because water and solutes must be able to "leak"
across capillary walls to complete this major function of blood. - Answer-
transportation
All types of blood cells arise indirectly from - Answer- hemocytoblasts
Myeloid stem cells give rise to three separate lineages of progenitor cells that
differentiate into erythrocytes, megakaryocytes, _____ and ______. - Answer-
granulocytes and monocytes
Immature erythrocytes that still have nuclei and are actively synthesizing hemoglobin
are called - Answer- erythroblasts
As the final step in the maturation process, _________ lose their remaining
ribosomes to become erythrocytes. - Answer- reticulocytes
The heme groups from old erythrocytes are stripped of their iron and eventually
recycled into a substance that helps to - Answer- emulsify fats in the digestive tract
The types of ____________ are named for their specific affinities to chemical stains.
- Answer- granulocytes
Leukocytes that are phagocytic with a multi-lobed nucleus and cytoplasm packed
with pale-staining granules - Answer- neutrophil
Leukocytes that increase due to a parasitic response and are characterized with a
reddish or pink-orange granules - Answer- eosinophil
Respond to allergic reactions and have blue-violet granules - Answer- basophil
Which two types of cells release histamine and heparin ? - Answer- mast cells and
basophils
During an attack of hay fever (or allergic rhinitis), a person could expect to have a
higher than normal percentage of circulating - Answer- eosinophil
The two types of agranulocytes are - Answer- lymphocytes and monocytes
Agranulocytes that attack pathogens and abnormal/infected cells, coordinate cell
activity, and produce antibodies - Answer- lymphocytes
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