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Phlebotomy Chapter14

Chapter 14 Vocab Key Terms

TermDefinition
abducted Away from the body; the position of the patient's arm for arterial blood gas collection
ABGs Arterial Blood Gases - Tests used to assess a patient's oxygenation, ventilation, & acid-base balance
anaerobic Without air
arteriospasm Reflex or involuntary contraction of an artery. Can be used by pain or irritation during needle penetration of the artery muscle that may result from a patients anxiety during arterial puncture
brachial artery Artery located in the medial anterior aspect of the antecubital fossa near the insertion of the biceps muscle; the second choice for arterial puncture
collateral circulation An area supplied with blood from more than one artery so that circulation can be maintained if one vessel is obstructed
embolism Obstruction of a blood vessel by an embolus
embolus Circulating undissolved matter such as a blood clot
femoral artery Large artery located superficially in the groin, lateral to the pubic bone; it is the largest artery used for arterial puncture
FiO2 Fraction of Inspired Oxygen - as in oxygen therapy
hypovolemia State of decreased blood volume
L/M Liters Per Minute - as in oxygen therapy
modified Allen test A simple noninvasive test to assess collateral circulation before collecting a blood specimen from the radial artery
radial artery The artery located at the thumb side of the wrist, which is the first choice & most common site used for arterial puncture
steady state Stable condition required before obtaining blood gas specimens; that is, a condition which there has been no exercise, suctioning, or respirator change for at least 20 to 30 minutes
thrombus Blood clot
ulnar artery Artery located on the medial aspect or little-finger side of the wrist
vasovagal response Faintness or loss of consciousness related to hypotension caused by increased vagus nerve activity or abrupt pain or trauma can occur during arterial puncture
Created by: luciajoon
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