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Central Line: Functions and Uses

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Questions and Answers

What is the primary function of a central line in terms of medication administration?

Enabling precise control over infusion rates and volumes (correct)

Collecting blood samples for laboratory tests

Facilitating the insertion of pacemakers

Measuring central venous pressure

Which of the following is NOT a function of a central line in terms of hemodynamic monitoring?

Measuring central venous pressure

Monitoring systemic vascular resistance

Monitoring blood glucose levels (correct)

Monitoring cardiac output

What is a benefit of using a central line for blood sampling?

It reduces the need for repeated venipunctures (correct)

It allows for the infusion of blood products

It enables the measurement of cardiac output

It facilitates the insertion of pulmonary artery catheters

What is an additional function of a central line beyond administration of medications and fluids?

Enabling hemodialysis and plasmapheresis Signup and view all the answers

Which of the following devices can be inserted through a central line?

Pulmonary artery catheter Signup and view all the answers

What is a disadvantage of punch biopsy in diagnosing skin lesions?

It may not provide a complete view of the lesion Signup and view all the answers

What is an advantage of excisional biopsy over punch biopsy?

It provides a more complete view of the lesion Signup and view all the answers

What is the purpose of fixation in biopsy specimen preparation?

To preserve tissue structure Signup and view all the answers

What is a consideration when selecting a site for punch biopsy?

Choosing the most representative area of the lesion Signup and view all the answers

What is an advantage of shave biopsy?

It is a quick and easy procedure Signup and view all the answers

What is the purpose of sectioning in biopsy specimen preparation?

To cut the specimen into thin slices for microscopic examination Signup and view all the answers

Study Notes

Central Line: Functions

** Administration of Medications and Fluids **

Allows for continuous or intermittent infusion of medications, fluids, and nutrition
Enables precise control over infusion rates and volumes

** Hemodynamic Monitoring **

Measures central venous pressure (CVP) to assess fluid status and cardiac function
Allows for monitoring of cardiac output and systemic vascular resistance

** Blood Sampling **

Provides a convenient and safe way to collect blood samples for laboratory tests
Reduces the need for repeated venipunctures and associated complications

** Other Functions **

Can be used for hemodialysis and plasmapheresis
Enables the infusion of blood products and platelets
Facilitates the insertion of other devices, such as pulmonary artery catheters and pacemakers

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Description

This quiz covers the functions and uses of central lines, including administration of medications and fluids, hemodynamic monitoring, blood sampling, and other functions. It's essential for healthcare professionals to understand the capabilities and benefits of central lines. Test your knowledge with this quiz!