NURS 5355 FINAL EXAM 2024 |COMPLETE QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS ) ALREADY GRADED A+. Seldinger technique - ANSWER -A medical procedure performed during central line placement to obtain access to blood vessels and other hollow organs. Example for inserting a catheter: a needle is used to puncture the structure and a guide wire is threaded through the needle; when the ne edle is withdrawn, a catheter is threaded over the wire; the wire is then withdrawn, leaving the catheter in place. Modified Seldinger Technique - ANSWER -sheath over the needle technique Allen's Test performed? - ANSWER -prior to radial arterial lin e placement; Doppler eval in high risk patients right IJ central line placement? - ANSWER -shorter in length - 16cm versus 20cm central lines sit in? - ANSWER -SVC, except femoral is in IVC triple lumen size? - ANSWER -7Fr, 15 -20cm length resusc itation or dialysis catheter size? - ANSWER -11.5Fr, 20cm length jugular vein ? to common carotid artery? - ANSWER -lateral femoral vein ? to femoral artery? - ANSWER -medial (venous penis) carotid sheath? - ANSWER -IJ vein, carotid artery, and va gus nerve NAVEL? - ANSWER -nerve, artery, vein, empty space, and lymphatics apply constant negative pressure when? - ANSWER -inserting needle for CVC placement cover open port during CVC placement to prevent? - ANSWER -air embolization CI to CVC placement? - ANSWER -No absolutes; Relative:coagulopathy & thrombocytopenia - plt <50, INR >1.5, PTT >50 preferred subclavian vein approach? - ANSWER -infraclavicular IJ risk? - ANSWER -arterial cannulation SC risk? - ANSWER -pneumo/hemo Femoral risk? - ANSWER -infection/thrombosis site for emergent lines? - ANSWER -Femoral artery and vein
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