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Chapter 14
Arterial Punctures Procedures Terms
Term | Definition |
---|---|
ABG"S | Arterial Blood Gases |
Allen Test | A simple noninvasive test to assess circulation before collecting blood from the radial artery. |
Arteriospasms | Ann involentary reflex contraction of the artery that can be caused by pain or irritation during needle penetration of the artery muscle or that may result from a patient's anxiety during arterial puncture. |
Collateral Circulation | An area supplied with blood from more then one artery so that circulation can be maintained if one vessel is obstructed. |
Femoral Artery | Large artery located superfically near the grown, lateral to the pubic bone: It is the largest artery for arterial punctures. |
Radial artery | The artery located at the thumb sideor the wrist, which is the first choice and nost common site for arterial punctures. |
Steady State | Stable condition required before obtaining blood gas specimans; that is, a condition in which there has been no excercise, suctioning, or respiratory change for at least 20 to 30 minutes. |
Ulnar Artery | Artery located on the medial aspect or little finger side or the wrist. This artery is normally off limits to arterial speciamen collection. |