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32 Cards in this Set
- Front
- Back
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What are the 3 formed elements found in blood?
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Red Blood Cells, White Blood
Cells & Platelets |
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RBC, WBC & Platelets are suspended in what?
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(liquid) Plasma
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What type of tissue is blood classified as?
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Connective Tissue
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Where are blood cells formed?
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In the red marrow of bones.
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Each type of blood has a different function. (T,F)
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True
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What transports oxygen from the lungs to body cells and carbon dioxide from body cells to the lungs?
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Hemoglobin
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What type of blood cell contains hemoglobin?
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Red Blood Cells
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White blood cells perform what function?
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Defend the body against
infection. |
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What is the function of
platelets? |
Clotting
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What is missing in mature red blood cells?
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Nuclei
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What are mature red blood cells called?
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Erythrocytes
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Can mature red blood cells duplicate themselves by mitosis?
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No, they do not have
nuclei. |
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What is the normal red blood count for a man?
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5.1 to 5/8 million
per mm |
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What is a woman's normal red blood count?
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4.2 to 5.2 million
per mm |
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What happens in anemia?
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The RBC count is lower than
normal. |
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What does anemia do?
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It reduces the oxygen carrying capacity.
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Polycythemia is when the RBC is higher than normal. This makes the blood too ________ to flow freely.
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Viscous
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White blood cells are called
what? |
Leukocytes
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WBC counts are usually...
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4,000 - 11,000 per mm
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Many infections brings about elevated WBC. This is called
__________. |
Leukocytosis.
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Extremely high WBC could indicate what?
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Leukemia, a type of cancer.
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Some viral diseases lower the WBC count, resulting in
_____________? |
Leukopenia
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How many types of leukocytes
are there? |
Five
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How do we determine the number and percentage of each type of leukocytes?
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We perform a differential
WBC count. (An elevated count of any one of the types has clinical significance.) |
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On average, WBC are twice that of a RBC. (True or False)
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TRUE
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All WBC have nuclei and some have noticeable granules.
(True or False) |
TRUE
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Name the 3 types of WBC that display granules.
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1. neutrophils
2. eosinophils 3. basophils |
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Name the 2 types of WBC that do not have noticeable granules.
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1. monocytes
2. lymphocytes |
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What is the other name for
platelets? |
Thrombocytes
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Are platelets whole cells or cellular fragments?
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Cellular Fragments
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What do platelets funcdtion
in? |
the clotting mechanism
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What is a normal platelet
count? |
150,000 to 400,000 per mm.
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