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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 |