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EXAM 1-BIOS 255 CHAMBERLAIN QUESTIONS & ANSWERS
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EXAM 1-BIOS255 CHAMBERLAIN QUESTIONS & ANSWERS
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EXAM 1-BIOS255 CHAMBERLAIN QUESTIONS &ANSWERS
Plasma consists of CORRECT ANS-water, proteins, nutrients, hormones, oxygen, carbon
dioxide, electrolytes
plasma is ___ percent of blood CORRECT ANS-55%
buffy coat CORRECT ANS-composed of white blood cells and platelets
Viscosity CORRECT ANS-resistance of fluid to flow
osmolarity CORRECT ANS-dissolved particles in the blood that cannot pass through the
blood vessel wall
If you need to examine antibodies against a virus in a patient, which part of the blood will you
need? CORRECT ANS-plasma
albumin CORRECT ANS-smallest and most abundant plasma protein
viscosity and osmolarity
, EXAM 1-BIOS255 CHAMBERLAIN QUESTIONS &
ANSWERS
what do albumins influence CORRECT ANS-blood pressure, flow, and fluid balance
globulins CORRECT ANS-alpha, beta, gamma
provide immune system functions
fibrinogen CORRECT ANS-help form blood clots
RBCs (erythrocytes) count CORRECT ANS-4.2-6.2 million uL
WBCs (leukocytes) count CORRECT ANS-5000-10,000 uL
platelet count CORRECT ANS-130,000-360,000/uL
A normal hematocrit is ___ of the total blood volume CORRECT ANS-37-52%
, EXAM 1-BIOS255 CHAMBERLAIN QUESTIONS &
ANSWERS
The myeoblast cell line gives rise to which mature blood cells? CORRECT ANS-Neutrophils
and basophils
Where does hematopoiesis take place in adults? CORRECT ANS-red bone marrow
The biconcave formed elements that lack mitochondria and a nucleus are called CORRECT
ANS-red blood cells
Why do red blood cells have a biconcave shape? CORRECT ANS-allows to carry oxygen
efficiently
red blood cells are formed in the CORRECT ANS-red bone marrow
to make an RBC you need CORRECT ANS-EPO; amino acids; iron; vitamin B12
hemoglobin is made up of CORRECT ANS-2 alpha and 2 beta
heme and globin
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