EXAM 1 - BIOS255 CHAMBERLAIN EXAM
QUESTIONS AND ANSWERS
Plasma consists of - -water, proteins, nutrients, hormones, oxygen, carbon dioxide,
electrolytes
-plasma is ___ percent of blood - -55%
-buffy coat - -composed of white blood cells and platelets
-Viscosity - -resistance of fluid to flow
-osmolarity - -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? - -plasma
-albumin - -smallest and most abundant plasma protein
viscosity and osmolarity
-what do albumins influence - -blood pressure, flow, and fluid balance
-globulins - -alpha, beta, gamma
provide immune system functions
-fibrinogen - -help form blood clots
-RBCs (erythrocytes) count - -4.2-6.2 million uL
-WBCs (leukocytes) count - -5000-10,000 uL
-platelet count - -130,000-360,000/uL
-A normal hematocrit is ___ of the total blood volume - -37-52%
-The myeoblast cell line gives rise to which mature blood cells? - -Neutrophils and
basophils
-Where does hematopoiesis take place in adults? - -red bone marrow
-The biconcave formed elements that lack mitochondria and a nucleus are called - -red
blood cells
, -Why do red blood cells have a biconcave shape? - -allows to carry oxygen efficiently
-red blood cells are formed in the - -red bone marrow
-to make an RBC you need - -EPO; amino acids; iron; vitamin B12
-hemoglobin is made up of - -2 alpha and 2 beta
heme and globin
-iron in the center of hemoglobin helps to beind - -molecular oxygen
-hemoglobin function - -regulates blood flow and pressure
-Polycythemia - -excess of RBC
-anemia - -too few RBC
-sickle cell disease - -Genetic disorder in which red blood cells have abnormal hemoglobin
molecules and take on an abnormal shape.
-where are antigens found - -found on surface of RBC
-antibodies - -carried in plasma
-blood type A - -antigen A and anti-B antibodies
-blood type B - -antigen B and anti-A antibodies
-blood type AB - -both antigen AB, not antibodies
-blood type O - -no antigens, anti A and B antibodies
-Type AB is the universal - -recipient (no antibodies)
-type O is the universal - -donor (no antigens)
-hemoglobin recycling - -Phagocytes break hemoglobin into components
Globular proteins to amino acids
Heme to biliverdin
Iron
-breakdown and disposal of heme - -biliverdin > bilirubin > bile
-granulocytes - -neutrophils, eosinophils, basophils
-agranulocytes - -lymphocytes and monocytes
QUESTIONS AND ANSWERS
Plasma consists of - -water, proteins, nutrients, hormones, oxygen, carbon dioxide,
electrolytes
-plasma is ___ percent of blood - -55%
-buffy coat - -composed of white blood cells and platelets
-Viscosity - -resistance of fluid to flow
-osmolarity - -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? - -plasma
-albumin - -smallest and most abundant plasma protein
viscosity and osmolarity
-what do albumins influence - -blood pressure, flow, and fluid balance
-globulins - -alpha, beta, gamma
provide immune system functions
-fibrinogen - -help form blood clots
-RBCs (erythrocytes) count - -4.2-6.2 million uL
-WBCs (leukocytes) count - -5000-10,000 uL
-platelet count - -130,000-360,000/uL
-A normal hematocrit is ___ of the total blood volume - -37-52%
-The myeoblast cell line gives rise to which mature blood cells? - -Neutrophils and
basophils
-Where does hematopoiesis take place in adults? - -red bone marrow
-The biconcave formed elements that lack mitochondria and a nucleus are called - -red
blood cells
, -Why do red blood cells have a biconcave shape? - -allows to carry oxygen efficiently
-red blood cells are formed in the - -red bone marrow
-to make an RBC you need - -EPO; amino acids; iron; vitamin B12
-hemoglobin is made up of - -2 alpha and 2 beta
heme and globin
-iron in the center of hemoglobin helps to beind - -molecular oxygen
-hemoglobin function - -regulates blood flow and pressure
-Polycythemia - -excess of RBC
-anemia - -too few RBC
-sickle cell disease - -Genetic disorder in which red blood cells have abnormal hemoglobin
molecules and take on an abnormal shape.
-where are antigens found - -found on surface of RBC
-antibodies - -carried in plasma
-blood type A - -antigen A and anti-B antibodies
-blood type B - -antigen B and anti-A antibodies
-blood type AB - -both antigen AB, not antibodies
-blood type O - -no antigens, anti A and B antibodies
-Type AB is the universal - -recipient (no antibodies)
-type O is the universal - -donor (no antigens)
-hemoglobin recycling - -Phagocytes break hemoglobin into components
Globular proteins to amino acids
Heme to biliverdin
Iron
-breakdown and disposal of heme - -biliverdin > bilirubin > bile
-granulocytes - -neutrophils, eosinophils, basophils
-agranulocytes - -lymphocytes and monocytes
