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Questions and Answers
What is the meaning of the term 'phlebotomy'?
Which term is used for a decrease in white blood cells?
Who practiced phlebotomy as a form of 'bloodletting' around 1400 BC?
What does 'therapeutic' mean in the context of phlebotomy?
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What is the term used for an increase in the absolute red blood cell (RBC) mass in the body?
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What does 'diagnostic techniques' refer to in the context of phlebotomy?
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What is the primary purpose of phlebotomy?
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Which medical condition involves an increase in red blood cell production, leading to thickened blood and potential blood clots?
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What was the primary purpose of cupping in the Middle Ages?
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What is the role of leeches in hirudotherapy?
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What is the purpose of anticoagulants in bloodletting procedures?
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What is the function of vasodilators in bloodletting?
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What was the primary role of barber-surgeons in the Middle Ages?
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What is the purpose of capillary puncture (skin puncture) in medical procedures?
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What was the main function of leeches according to historical practices?
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What is the primary function of centrifuging in the context of blood sample collection?
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Study Notes
Phlebotomy and Bloodletting
- Phlebotomy refers to the practice of drawing blood from the body for therapeutic or diagnostic purposes.
- Leukopenia is the term used to describe a decrease in white blood cells.
Historical Background
- The practice of phlebotomy, or bloodletting, dates back to around 1400 BC, when it was practiced by the Egyptians.
Therapeutic Phlebotomy
- In the context of phlebotomy, therapeutic refers to the removal of blood to treat a medical condition, such as hemochromatosis or polycythemia vera.
- Polycythemia vera is a medical condition characterized by an increase in red blood cell production, leading to thickened blood and potential blood clots.
Diagnostic Techniques
- Diagnostic techniques in phlebotomy refer to the collection of blood samples for laboratory testing to diagnose diseases or monitor health.
Phlebotomy Techniques
- Capillary puncture, or skin puncture, is a technique used to collect blood samples from superficial veins.
- Centrifuging is a process used to separate blood components, such as plasma, serum, or red blood cells, for laboratory testing.
Historical Practices
- In the Middle Ages, barber-surgeons performed bloodletting procedures, including cupping, which aimed to balance the body's "humors."
- Leeches were used in the practice of hirudotherapy to remove "bad blood" from the body.
- Anticoagulants are used in bloodletting procedures to prevent blood clotting.
- Vasodilators are used to dilate blood vessels, making it easier to collect blood samples.
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Description
Test your knowledge about phlebotomy and the components of blood with this quiz. The quiz covers topics such as the process of collecting blood, terminology related to blood cell count, and the functions of different blood components.
