Frequent question: What is the most common cause of blood culture contamination quizlet?

What is the most common cause for blood culture contamination? Needle used to attach to a Vacutainer Holder.

What is the most common cause for blood culture contamination?

Nonetheless, inadequate skin preparation is thought to be the most common cause of blood culture contamination (30, 89, 147).

What term is used to describe tests that are performed at a patient’s bedside?

Point of care testing … … is typically performed at a patient’s bedside. 104.

What is the correct way to end a venipuncture procedure?

Perform the venipuncture.

Place the tube in the holder. Enter the vein in a smooth quick motion. Grasp wings of the holder with index finger and middle finger and push forward on the bottom of the tube with thumb until the needle punctures the stopper.

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What are the arteries and veins in the arm a phlebotomist should know quizlet?

There are three veins most commonly used in venipuncture, or phlebotomy. They are the cephalic, median cubital, and basilic veins. These three veins are found in the antecubital area. The cephalic vein is found on the lateral, or outside, of the arm.

What are the 4 types of contamination?

There are four types of food contamination: physical, biological, chemical and allergenic. This blog will explain these categories and provide tips on how to avoid them.

What does blood culture reveal?

A blood culture is done to: Find a bacterial infection that has spread into the blood, such as meningitis, osteomyelitis, pneumonia, a kidney infection, or sepsis. A culture can also show what type of bacteria is causing the infection.

What are examples of point of care testing?

POCT includes: blood glucose testing, blood gas and electrolytes analysis, rapid coagulation testing, rapid cardiac markers diagnostics, drugs of abuse screening, urine strips testing, pregnancy testing, fecal occult blood analysis, food pathogens screening, hemoglobin diagnostics, infectious disease testing (such as …

What is point care devices?

Point of care (POC) diagnostic devices are used to obtain diagnostic results while with the patient or close to the patient. … POC diagnostic devices are used to test glucose and cholesterol levels, do electrolyte and enzyme analysis, test for drugs of abuse and for infectious diseases, and for pregnancy testing.

Which of the following tubes should be drawn first?

This standard recommends that EDTA tubes be drawn first to ensure good quality specimen, followed by other additive tubes and finally, serum specimen tubes.

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What are the steps of drawing blood?

2.2. 3. Procedure for drawing blood

  1. Assemble equipment. …
  2. Identify and prepare the patient. …
  3. Select the site. …
  4. Perform hand hygiene and put on gloves. …
  5. Disinfect the entry site. …
  6. Take blood. …
  7. Fill the laboratory sample tubes. …
  8. Draw samples in the correct order.

Which site should you avoid for venipuncture?

VENIPUNCTURE SITE SELECTION:

Certain areas are to be avoided when choosing a site: Extensive scars from burns and surgery – it is difficult to puncture the scar tissue and obtain a specimen. The upper extremity on the side of a previous mastectomy – test results may be affected because of lymphedema.

What are two of the most common reactions patients have during venipuncture?

Results: Minor bruising and hematoma were fairly common, involving 12.3% of venipunctures, with minor bruising being the most common reaction. Serious complications were observed in 3.4% of patients. Diaphoresis with hypotension occurred in 2.6%. Syncope occurred in less than 1% of patients.

What are the 3 most common veins used in phlebotomy?

The antecubital area of the arm is usually the first choice for routine venipuncture. This area contains the three vessels primarily used by the phlebotomist to obtain venous blood specimens: the median cubital, the cephalic and the basilic veins.

What are the two most common locations for venipuncture?

1. Median cubital vein A superficial vein, most commonly used for venipuncture, it lies over the cubital fossa and serves as an anastomosis between the cephalic and basilic veins. 2. Cephalic vein Shown in both forearm and arm, it can be followed proximally where it empties into the axillary vein.

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Which of the following keeps the circulation of blood in the body?

Thanks to consistent pumping, the heart keeps the circulatory system working at all times. Arteries: Arteries carry oxygen-rich blood away from the heart and where it needs to go. Veins: Veins carry deoxygenated blood to the heart where it is directed to the lungs to receive oxygen.

Cardiac cycle