PHGY 209 – Blood Exam Study Guide.
Normovolemia - answernormal blood volume
Hypovolemia - answerlower blood volume
Hypervolemia - answerhigher blood volume
% of blood that is plasma - answer55%
% of blood that is RBCs - answer45%
normal value of hematocrit for men - answer45%
normal value ...
hematopoietic growth factors (HGF) - answer✔cytokines influencing the proliferation and
differentiation of blood cell precursors
polycythemia - answer✔production of RBCs is higher than destruction
>Hb due to decrease in plasma volume
anemia - answer✔production of RBCs is lower than destruction
hematoma - answer✔accumulation of blood in tissues
aplastic anemia - answer✔diminished production of RBCs due to anormal production site (bone
marrow)
normocytic, normochromic
stimulation failure anemia - answer✔due to renal disease
normocytic, normochromic
iron deficiency anemia - answer✔anemia caused by inadequate iron intake
microcytic, hypochromic
maturation failure anemia - answer✔innefective maturation of RBCs due to deficiencies of
vitamin B12 and folic acids
macrocytic (still have DNA in them), normochromic
pernicious anemia - answer✔intrinsic factor deficiency that leads to failure in absorption of
vitamin B12
hemolytic anemias - answer✔increase in the breaking of blood cells due to congenital
(abnormal membrane, abnormal enzymes, abnormal Hb) or acquired (toxins, drugs, antibodies)
factors
releases Hb into circulation
blood composition - answer✔-both ECF (plasma) and ICF (in the blood cells)
main cation present in plasma - answer✔Na+
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