| Question |
Answer |
| What is included in the hematological system? |
|
Bone marrow, blood, spleen and lymph system
|
| Where does hematopoiesis occur? |
|
In the red bone marrow found in flat and irregular bones like the long bones, pelvic bones, vertebrae, sacrum, sternum ribs, flat cranial bones and scapulae
|
| What are the three major functions of blood? |
|
Transportation of oxygen, nutrients, hormones and waste products
Regulation of fluid, electrolytes and acid base
Protection by clotting and combating infections
|
| What does Serum refer to? |
|
Plasma minus the clotting factors
|
| What is the primary function of erythrocytes? |
|
transport of gasses and assisting in maintaining acid base balance
|
| What is the primary function of leukocytes? |
|
Protecting the body from infection
|
| What is the primary function of thrombocytes? |
|
Blood coagulation
|
| What triggers erythropoeisis? |
|
Hypoxia
|
| What organ releases erythropoietin to stimulate RBC production? |
|
The kidneys
|
| The ________ is an immature erythrocyte. |
|
Reticulocyte
|
|
|
| How long does it take for a reticulocyte to mature into a RBC? |
|
48 hours
|
| Hemolysis is the removal of old blood cells from the circulation by monocytes and macrophages. It usually occurs in the... |
|
Bone marrow, liver and spleen
|
| What is produced by the hemolysis of RBC? |
|
Bilirubin
|
| What are the two agranulocytic leukocytes? |
|
lymphocytes and monocytes
|
| What is the primary function of granulocytes? |
|
Phagocytosis
|
| What is the primary phagocytic WBC involved in acute inflammatory responses? |
|
Neutrophils
|
| What is the difference between a banded neutrophil and a segmented neutrophil? |
|
Band-immature, not as effective at phagocytosis
Segmented-mature
|
| ________ are the WBC responsible for engulfing antigen-antibody complexes formed during allergic responses and they also phagocytize parasites. |
|
Eosinophils
|
| _______ is the WBC involved in the allergic response. When they degranulate they release heparin, serotonin and histamine. |
|
Basophils
|
| _______ are the WBC involved in cellular and humoral immunity. |
|
Leukocytes
|
|
|