Term
| Blood functions to .... nutrients, oxygen, wastes, and homones |
|
Definition
|
|
Term
| Blood is a type of ... tissue whose cells are suspended in a liquid |
|
Definition
|
|
Term
|
Definition
RBC (99.9% RBC), WBC (.1%) and platelets
comprises approx. 45% of whole blood
called hematocrits |
|
|
Term
| Volume and Composition of Blood |
|
Definition
volume varies with body size, fluid and electrolyte balance, and fat content
can be separated into a liquid (plasma 55%) and a solid (formed elements 45%) |
|
|
Term
|
Definition
| water (92%), nutrients, hormones, electrolytes (1%), and plasma proteins (albumin, globulins, fibrinogen, and hormones (7%) |
|
|
Term
|
Definition
| are biconcave discs whose shape provides increased surface area to enhance oxygen transport |
|
|
Term
| Contain ..., which readily combines with oxygen to form oxyhemoglobin and transport some CO2 |
|
Definition
|
|
Term
|
Definition
RBC count equals the number of cells per cubic millimeter of blood
typical values for males are 5.4 million/mm3
RBC count is related to the oxygen-carrying capability of the blood |
|
|
Term
| Damaged RBC's are phagocytized by cells in the ... and ... |
|
Definition
|
|
Term
| Almost all red blood cells are produced by the... |
|
Definition
|
|
Term
| The rate of RBC production is controlled by a ... feedback mechanism |
|
Definition
|
|
Term
| Hemoglobin molecules are ... and the iron they contain is .... |
|
Definition
|
|
Term
| The average lifespan of a RBC is |
|
Definition
|
|
Term
| The number of RBC's remain relatively... |
|
Definition
|
|
Term
| Dietary factors affecting RBC production include ... |
|
Definition
| vitamin B12, folic acid, and iron |
|
|
Term
| Erythrocyte synthesis is under control of ... |
|
Definition
|
|
Term
| Formed in plasma when the kidne releases and enzyme called ... |
|
Definition
| renal erythropoetic factor |
|
|
Term
| Renal Erythropoetic Factor |
|
Definition
released when there is a drop in oxygen levels in the blood
RBC's form from a stem cell called the hemocytoblast in the red bone marrow |
|
|
Term
| Renal Erythropoetic Factor |
|
Definition
released when there is a drop in oxygen levels in the blood
RBC's form from a stem cell called the hemocytoblast in the red bone marrow |
|
|
