Term
| Describe the composition of the blood... |
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Definition
| blood is made up of plasma (55%) and cellular elements (45%) |
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Term
| What is the function of the Erythrocytes? |
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Definition
| contain hemoglobin which transports oxygen and carbon dioxide |
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Term
| What is the function of the Leukocytes? |
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Definition
| They defend against foreign invaders |
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Term
| What is the function of the Platelets? |
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Definition
| They are neccessary for hemostatis |
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Term
| leukocytes reference ranges |
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Definition
Adults: 4.5-11.0
children: 4.5-13.5
infants: 9.0-30.0
highest in infants
lowest in adults
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Term
| erythrocyte reference ranges |
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Definition
adult: 4.5-5.5
child: 3.9-5.3
infant: 3.9-5.9
highest in adults
lowest in children |
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Term
| hematocrit reference ranges |
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Definition
Adult: 0.42-0.52%
Child: 0.34-0.41%
Infant: 0.42-0.60%
highest in infants
lowest in children |
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Term
| hemoglobin reference ranges |
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Definition
Adult: 14.0-17.4
Child: 11.5-13.5
Infant: 13.5- 20.0
highest in infants
lowest in children |
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Term
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Definition
| consumers choose their own health care providers. The health care providers determine the fees/ service. |
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Term
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Definition
| Insurer contracts with health care providers. The health care providers provide services for a defined population on a per-member fee schedule. The health care providers are only reimbured a fixed amount regardless of the amount of service |
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Term
| Prospective Payment Services |
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Definition
| reimburses for a fixed amount bases on the medical diagnosis, the health care provider is only reimbursed a fixed amount regardless of the amount of service |
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Term
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Definition
| identify a patient with a disease, and then therapy is developed to maximize the clinical outcomes |
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Term
| What is the laboratory's role in disease management? |
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Definition
| The laboratory's role in disease management is to incease communication with the physician, correlate laboratory results with (1) disease states (2) pathophysiology and (2) treatment, and suggest cost effective follow up tests |
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Term
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Definition
| follow-up testing due to the results of screening tests |
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Term
| What is the laboratory's role in reflex testing? |
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Definition
| designing reflex testing protocols for common diseases |
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Term
| Changes in steady state of the blood composition are due to... |
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Definition
| gender, age, race, and geographic location |
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Term
| Activated partial thromboplastin time (APTT) |
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Definition
| screening test used to detect deficiencies in the intrinsic and common pathway of the coagulation cascade |
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Term
| Complete blood count (CBC) |
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Definition
| a type of hematological screening, which quantifies the white blood cells, red blood cells, hemoglobin, hematocrit, and platelets and calculates the RBC indices |
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Term
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Definition
| the action of leukocytes, pass through the cell wall to tissues where they defend against foreign invaders |
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Term
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Definition
| packed cell volume of erythrocytes |
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Term
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Definition
| the study of the formed cellular blood elements |
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Term
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Definition
| arrest of bleeding, need platelets, process of forming a barrier to blood loss when the vessel is traumatized and limiting the barrier to the site of injury, An upset in any stage of hemostatis can cause bleeding or abnormal blood clotting |
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Term
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Definition
| screening test used to detect deficiencies in the extrinsic and common pathway of the coagulase cascade and to monitor the effectiveness of oral anticoagulation therapy |
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Term
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Definition
| calculated from the results of the hemoglobin, RBC count, and hematocrit to define the size and hemoglobin contents of RBCs |
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Term
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Definition
| leukocytes and platelets, 1% of the blood |
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