Which of the following is used to stabilize a patient's arm during a venipuncture?
Arm restraints
A blood pressure cuff
A phlebotomy wedge
A phlebotomy cart
The Correct Answer is C
Choice A Reason:
Arm restraints are typically used to prevent patients from moving, particularly in pediatric or psychiatric settings where the patient may not voluntarily keep still. However, they are not specifically designed for stabilizing the arm during venipuncture procedures.
Choice B Reason:
A blood pressure cuff can be used as a substitute for a tourniquet to engorge the veins before venipuncture, but it is not designed to stabilize the arm during the procedure. Its primary function is to measure blood pressure, not to provide stability.
Choice C Reason:
A phlebotomy wedge is a device specifically designed to support and stabilize a patient's arm during venipuncture. It helps to maintain the arm in a comfortable and steady position, which can be particularly helpful for patients with tremors or for those who have difficulty holding their arm still.
Choice D Reason:
A phlebotomy cart is used to transport and organize phlebotomy supplies. While it is an essential piece of equipment for a phlebotomist, it does not play a role in stabilizing a patient's arm during venipuncture.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A Reason:
Povidone-iodine is an antiseptic used for skin disinfection before and after surgery. It has a broad spectrum of antimicrobial activity, but it is not the preferred choice for capillary blood collection due to the potential interference with certain laboratory tests. Povidone-iodine needs to be completely dried to avoid hemolysis of the sample, which can affect test results.
Choice B Reason:
Hand sanitizer is generally used for hand hygiene and not for the disinfection of the site for blood specimen collection. While it is effective in killing germs on the skin, it contains emollients and gelling agents that can contaminate the blood sample and interfere with laboratory tests.
Choice C Reason:
70% isopropyl alcohol is the most commonly used disinfectant for aseptic technique in capillary blood collection. It is effective against a broad range of microorganisms and evaporates quickly, leaving no residue that could contaminate the sample. It is important to allow the alcohol to dry completely before performing the puncture to prevent stinging and sample dilution.
Choice D Reason:
A 10% chlorine bleach solution is not typically used for skin disinfection in blood collection due to its harshness and potential to cause skin irritation and damage. It is more commonly used for disinfecting surfaces and equipment in healthcare settings.
Correct Answer is C
Explanation
Choice A Reason:
Patient's insurance information is not typically included in the follow-up documentation of a stat result. Insurance information is relevant for billing purposes and does not pertain to the immediate clinical care or the communication of test results.
Choice B Reason:
The room number of the patient might be included in the internal documentation for logistical purposes but is not the primary piece of information required following a verbal report of a stat result. The focus should be on the communication details rather than the location.
Choice C Reason:
The name of the provider contacted is essential information in the follow-up documentation after a verbal report. This ensures that there is a record of who received the information, which is crucial for accountability and continuity of care.
Choice D Reason:
The provider's phone number is not necessary in the follow-up documentation if the name of the provider is already included. The phone number would have been used to make the initial contact, and the key information is the confirmation that the provider was reached and informed of the stat result.
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