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Vet 1250 Blood
Blood Review
| Question | Answer |
|---|---|
| Hematology is the study of | Blood |
| Blood is what percent of total body weight | 7-8% |
| What are the functions of blood | Transportation, regulation, immunology |
| What is normal blood PH | 7.4 |
| What things does blood transport | waste, O2, nutrients, hormones |
| What is blood composed of | Plasma (liquid portion) and formed elements (rbc, wbc, platelets) |
| Define Erythrocytes | Red blood cells |
| Define Leukocytes | White blood cells |
| Define Thrombocytes | platlets |
| What are the 3 plasma proteins | Albumin, Globulin, Fibrinogen |
| What do erythrocytes carry through the body | Oxygen |
| What do thrombocytes do | help prevent leaks |
| What do leukocytes do | fight infection |
| Plasma contains ___. Serum does not. | Clotting factors |
| Serum does not contain ___. Plasma does. | Clotting factors |
| To prevent plasma from clotting we use purple top tubes which contain | EDTA |
| A buffy coat consists of mostly | WBCs |
| A buffy coat appears in ____ blood | Centerfuged |
| Red top tubes contain | Nothing |
| Define hematopoesis | The production of blood |
| What is the most common type of stain for hematology | Wrights stain |
| Mature red blood cells do not contain a | nucleus |
| RBCs are deformable but not | elastic |
| Define reticulocytes | Immature RBCs |
| Hematopoietic stem cells are stimulated by | erythropoietin |
| Hematopoietic stem cells create | surplus RBCs |
| Erythropoietin is produced in the | kidneys |
| Erythropoietin can help to detect | hypoxia |
| Extra RBCs are stored in the | spleen |
| During extravascular hemolysis iron is transported to | red bone marrow |
| Define hemolysis | The destruction of RBCs |
| During extravascular hemolysis amino acids from globulin are transported to | liver |
| During extravascular hemolysis, heme (the colored portion of blood) is converted to | bilirubin |
| During extravascular hemolysis converted billirubin is transported to | liver |
| Name the 3 granulocytes | Neutrophil, Basophil, Eosinophil |
| Name the 2 agranulocytes | monocyte, lymphocyte |
| Neutrophils contain how many lobulated cells | 3-5 |
| Seeing an excess of neutrophils suggests | bacterial infection |
| Eosinophils are what color | pink/red |
| Eosinophils are very susceptible to | allergic reactions |
| Seeing an excess of Eosinophils suggests | an allergic or parasitic reaction |
| Basophils are what color | bluish |
| Which granulocyte is very rare to see | basophils |
| Basophils participate with | mast cells |
| Lymphocytes are what type of cell | immune cells |
| Lymphocytes are produced in | lymphoid organs |
| T lymphocytes are produced where | thymus |
| The thymus does what in adults | shrinks |
| B lymphocytes convert to | plasma cells |
| Plasma cells produce | IgG aka immunoglobulin |
| B lymphocytes produce specific antibodies for | specific antigens |
| Monocytes are phagocytic: True or False | True |
| Monocytes are the ___ cells in WBCs | largest |
| Thrombocytes are called | megakaryocytes |
| Clotting requires what 3 things | Fibrinogen, prothrombin, calcium |
| Fibrinogen (water soluble) changes to ____ (not water soluble) | fibrin |
| Lymph vessels carry | lymphocytes |
| Name the 4 lymph tissues | Lymph nodes, spleen, thymus, tonsils |
| Lymph nodes are stations for what | filtering |
| What is the largest lymphatic system | spleen |
| The thymus is located in | the neck |
| The thymus is prominent in | young animals |
| What is the function of tonsils | to prevent the spread of infection |
| Interferon is a protein produced after | infection with virus |
| T-cells attack | directly |
| B-cells attack | indirectly |
| Antibodies assist ___ in fighting | B-cells |
| T-cells become sensitized after attaching to an | antigenic site |
| Memory cells remember specific | antigens |
| ___ is the most abundant immunoglobulin | IgG |
| ___ is the immunoglobulin associated with allergic reaction | IgE |
| B lymphocytes take how long to form a defense | 2 weeks |
| Natural active immunity is when | your body produces its own antigens |
| Natural passive immunity is when | mother passes antigens through colostrum |
| Artificial active immunity is when | a vaccine is received |
| Artificial passive immunity is when | an immune serum is received |