ARTERIAL PUNCTURE PROCEDURES
What additive is an ABG syringe pre-treated with and why?
Heparin, to prevent clotting.
Which body plane divides the body into equal portions?
Midsagittal
Why are EDTA specimens collected 1st in the order of draw when the collection is by capillary puncture?
To minimize the effects of platelet clumping
What sample type uses DNA to test parentage?
Buccal Swab
What does 'postprandial' mean?
What is it called when an area is supplied with blood from more than one artery so that circulation can be maintained if one vessel is obstructed?
Collateral Circulation
What muscle separates the thoracic cavity from the abdominal cavity?
Diaphragm
What is the medical term for the heel bone?
Calcaneus
What specimen type is collected by mucus or phlegm that is ejected through deep coughing from the trachea, bronchi, or lungs?
Sputum
What does A blood specimen that has clotted and been spun down yields?
Serum
What are the top 3 arteries of choice for ABG collection, in order from 1st choice to last?
Radial, Brachial, Femoral
What is the largest vein in the body?
The Vena Cava
What area is the safest for an infant heel puncture?
The lateral plantar surface
A Streptococcus (strep) test is collected by using what type of collection device?
Throat Swab
If you have no choice but to collect a specimen from a site with a hematoma, where should you obtain the specimen?
Distal to the hematoma.
What is the proper needle insertion angle for a radial artery puncture?
30-45 degrees
What is the 1st response in the hemostatic process in vivo?
Vasoconstriction
What does CLIA recommended as the maximum depth for a heel puncture?
2.0mm
What type of urine collection is collected directly through the bladder wall?
Suprapubic
Lymphostasis
Where should the phlebotomist check for a pulse after performing an arterial puncture?
Distal to the puncture site
What structure generates the electrical impulse that initiates heart contraction, acting as a 'pacemaker'?
Sinoatrial Node
What special handling requirements should you take when collecting for a Bilirubin test?
Collect in an amber microtube to protect from light.
If you receive a specimen labeled 'Pleural' where was this fluid collected from?
The cavity surrounding the lungs.
If serum or plasma appears milky, cloudy white, or turbid it is _______________. What does this mean?
Lipemic, due to high lipid content.