Term
| Another name for red blood cells |
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Definition
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Term
| What are the Functions of Blood? |
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Definition
"liquid connective tissue"
circulate nutrients
remove chemical wastes
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Term
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Definition
blood "smear" --> "monolayer"
"Geimsa" stain |
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Term
| What are the histological features of Erythrocytes? |
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Definition
-round to oval cells with bright red cytoplasm
-dense, heterochromatic nuclei (most species)
nuclei lacking in mammalian species (corpuscles)
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Term
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Definition
abnormal shape
"spiked" surface due to hypertonicity
draw water OUT of cell |
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Definition
abnormal shape
cell "ghosts"
hyptonicity of enviorment
causes water uptake |
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Term
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Definition
abnormal shape
any variation from the normal |
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Term
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Definition
abnormal shape
pathologic shape
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Term
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Definition
| normal amount of hemoglonin |
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Term
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Definition
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Term
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Definition
| decreased amount of hemoglobin |
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Term
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Definition
immature RBC
contains remnanats of ribosomal material |
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Term
| Leukoctyes Characteristics |
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Definition
highly motily
specialized cells |
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Term
| Types of Granular Leukocytes |
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Definition
Neutrophils
Eosinophils
Basophils
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Term
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Definition
most common
SEGMENTED NUCLEUS "lobes"
HETEROCHROMATIC
Granules: 1)specfic granules 2) azurophilic grannules
Function:acute inflammation |
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Term
Give me examples and staining characteristics of...
Specfic granules |
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Definition
Most Numerous
stain "neutral"
Type: lysozyme, collagenase, and alkaline phosphatase
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Term
Give me examples of...
azurophilic granules |
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Definition
| true lysosomes, acid hyrdrolases, elastase |
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Term
Tell me about...
Eosinophils |
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Definition
BILOBED
HETEROCHROMATIC NUCLEI
1-3% of total leukocyte
specific granules are large, refractile, EOSINOPHILIC
increased in allergic reactions and parasitic infections |
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Term
Tell me about...
Basophil
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Definition
least common leukocyte
BILOBED, HETEROCHROMATIC NUCLEUS
heavily stained, large "basophilic" granules
Increase in some parasitic diseases |
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Term
| What are two AGRANULAR leukocytes? |
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Definition
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Term
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Definition
% various on species
(20-40% dog; 60-70% ruminants; 50-60% pigs)
3 types:
small, medium, large lymphocytes |
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Term
What are the histological features of...
small lymphocyte |
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Definition
6-9 um diameter
LARGE DENSE NUCLEUS "clumpy chromatin pattern
THIN RIM OF PALE BLUE CYTOPLASM |
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Term
What are the histological features of...
medium lymphocyte |
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Definition
12-18 um diameter
MORE CYTOPLASM than in small lymphocyte |
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Term
What are the histological features of...
large lymphocyte |
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Definition
only found in lymphoid tissue
"blast-like" |
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Term
Tell me about...
monocytes |
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Definition
largest blood vascular element 15-20 um
ABUNDANT PALE BLUE CYTOPLASM
numerous, small azurophilic granules (lysosomes)
PRECURSOR OF MACROPHAGES |
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Term
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Definition
| process by which blood-borne leukocytes move betweeen vascular endothelial cells to extravascular spaces |
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Term
| What is a differential count |
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Definition
comparatice cound of blood cells
diagnostic tool fro defineing health status |
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Term
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Definition
small blood-borne cell fragments
LACK NUCLEUS
Function: coagulation and clot retraction |
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Definition
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Term
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Definition
| clear, yellowish fluid after removal of cellular elemtns and fibrin |
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Term
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Definition
serum-like fluid
"drainafe" product of tissue space
contains absorbed fats
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