Podcast
Questions and Answers
What is the Packed Cell Volume (P.C.V) a measure of?
What is the Packed Cell Volume (P.C.V) a measure of?
- The volume of the platelets in the blood
- The volume of the red blood cells in the blood (correct)
- The volume of the plasma in the blood
- The volume of the white blood cells in the blood
In healthy men, what is the average number of red blood cells per cubic millimeter?
In healthy men, what is the average number of red blood cells per cubic millimeter?
- 4,500,000 (±300,000)
- 4,700,000 (±300,000)
- 5,500,000 (±300,000)
- 5,200,000 (±300,000) (correct)
What is the life span of red blood cells?
What is the life span of red blood cells?
- 150 days
- 90 days
- 60 days
- 120 days (correct)
Where are red blood cells derived from?
Where are red blood cells derived from?
What causes growth induction and greatly increased production of erythrocytes?
What causes growth induction and greatly increased production of erythrocytes?
What is the main part of blood that constitutes about 55% of the blood volume?
What is the main part of blood that constitutes about 55% of the blood volume?
What is the normal range of P.C.V for adult male?
What is the normal range of P.C.V for adult male?
What condition is characterized by an increase in the volume of P.C.V above the reference range?
What condition is characterized by an increase in the volume of P.C.V above the reference range?
Which condition is associated with an increase in the volume of P.C.V?
Which condition is associated with an increase in the volume of P.C.V?
What results from vitamin B12 & folic acid deficiency?
What results from vitamin B12 & folic acid deficiency?
What type of anemia is characterized by RBCs that are smaller than normal and have too little hemoglobin inside them?
What type of anemia is characterized by RBCs that are smaller than normal and have too little hemoglobin inside them?
What causes primary polycythemias?
What causes primary polycythemias?
Which condition can lead to secondary polycythemia?
Which condition can lead to secondary polycythemia?
What is the term for the decrease in the volume of P.C.V below normal?
What is the term for the decrease in the volume of P.C.V below normal?
What type of anemia is characterized by hereditary disorders that make the cells fragile, so they rupture easily as they go through the capillaries?
What type of anemia is characterized by hereditary disorders that make the cells fragile, so they rupture easily as they go through the capillaries?
Which condition can cause an increase in hematocrit, hemoglobin, or RBC?
Which condition can cause an increase in hematocrit, hemoglobin, or RBC?
The plasma constitutes about 45% of the blood volume.
The plasma constitutes about 45% of the blood volume.
The life span of red blood cells is approximately 90 days.
The life span of red blood cells is approximately 90 days.
An increase in the volume of P.C.V is associated with a decrease in the number of red blood cells.
An increase in the volume of P.C.V is associated with a decrease in the number of red blood cells.
RBCs are derived from pluripotential hematopoietic stem cells in the liver.
RBCs are derived from pluripotential hematopoietic stem cells in the liver.
Primary polycythemias are caused by vitamin B12 and folic acid deficiency.
Primary polycythemias are caused by vitamin B12 and folic acid deficiency.
The term for the decrease in the volume of P.C.V below normal is secondary polycythemia.
The term for the decrease in the volume of P.C.V below normal is secondary polycythemia.
An increase in the volume of P.C.V above the reference range is known as anemia.
An increase in the volume of P.C.V above the reference range is known as anemia.
Megaloblastic Anemia results from vitamin B12 & folic acid deficiency, causing red blood cells to grow too large with different shapes.
Megaloblastic Anemia results from vitamin B12 & folic acid deficiency, causing red blood cells to grow too large with different shapes.
Polycythemia is a condition that results in a decreased level of circulating red blood cells in the bloodstream.
Polycythemia is a condition that results in a decreased level of circulating red blood cells in the bloodstream.
Aplastic Anemia is caused by too few red blood cells or too little hemoglobin in the cells.
Aplastic Anemia is caused by too few red blood cells or too little hemoglobin in the cells.
Hematocrit (P.C.V) value increases in conditions associated with hypoxia.
Hematocrit (P.C.V) value increases in conditions associated with hypoxia.
Glucose-6-phosphate dehydrogenase (G6PD) is a type of Megaloblastic Anemia.
Glucose-6-phosphate dehydrogenase (G6PD) is a type of Megaloblastic Anemia.
Hemolytic Anemia can be caused by hereditary disorders that make the red blood cells fragile and easily ruptured as they go through the capillaries.
Hemolytic Anemia can be caused by hereditary disorders that make the red blood cells fragile and easily ruptured as they go through the capillaries.
An increase in the volume of P.C.V above the reference range is termed as anemia.
An increase in the volume of P.C.V above the reference range is termed as anemia.
Anemia means a deficiency of white blood cells in the blood.
Anemia means a deficiency of white blood cells in the blood.
Primary polycythemias are due to increased erythropoietin (EPO) production either in response to chronic hypoxia or from an erythropoietin-secreting tumor.
Primary polycythemias are due to increased erythropoietin (EPO) production either in response to chronic hypoxia or from an erythropoietin-secreting tumor.
What is the normal range of P.C.V for adult male?
What is the normal range of P.C.V for adult male?
What is the life span of red blood cells?
What is the life span of red blood cells?
What is the main part of blood that constitutes about 55% of the blood volume?
What is the main part of blood that constitutes about 55% of the blood volume?
Where are red blood cells derived from?
Where are red blood cells derived from?
What causes growth induction and greatly increased production of erythrocytes?
What causes growth induction and greatly increased production of erythrocytes?
What is the term for the decrease in the volume of P.C.V below normal?
What is the term for the decrease in the volume of P.C.V below normal?
What is the normal range of P.C.V for adult male?
What is the normal range of P.C.V for adult male?
What condition results in an increased level of circulating red blood cells in the bloodstream?
What condition results in an increased level of circulating red blood cells in the bloodstream?
What type of anemia is characterized by RBCs that are smaller than normal and have too little hemoglobin inside them?
What type of anemia is characterized by RBCs that are smaller than normal and have too little hemoglobin inside them?
What causes Megaloblastic Anemia?
What causes Megaloblastic Anemia?
What is the term for the decrease in the volume of P.C.V below normal?
What is the term for the decrease in the volume of P.C.V below normal?
What is the average number of red blood cells per cubic millimeter in healthy men?
What is the average number of red blood cells per cubic millimeter in healthy men?
What is the term for a condition that results in an increased level of circulating red blood cells in the bloodstream, characterized by an increase in hematocrit, hemoglobin, or RBC?
What is the term for a condition that results in an increased level of circulating red blood cells in the bloodstream, characterized by an increase in hematocrit, hemoglobin, or RBC?
What is the life span of red blood cells?
What is the life span of red blood cells?
What type of anemia is characterized by hereditary disorders that make the cells fragile, so they rupture easily as they go through the capillaries?
What type of anemia is characterized by hereditary disorders that make the cells fragile, so they rupture easily as they go through the capillaries?
What type of anemia results from vitamin B12 & folic acid deficiency, causing red blood cells to grow too large with different shapes?
What type of anemia results from vitamin B12 & folic acid deficiency, causing red blood cells to grow too large with different shapes?
