AMCA Pre-test D questions with correct answers

Which organization developed the guidelines for universal precautions? CORRECT ANSWER CDC A routine analysis of urine is made up of which of the following sets of examinations? CORRECT ANSWER microscopic, chemical, physical Which needle gauge will result in less blood cell damage during venipuncture collection? Select one: CORRECT ANSWER 16 gauge- lower number means a larger needle lumen A setup for venipuncture should always include extra: CORRECT ANSWER vacuum tubes What color tube is acceptable for a blood clot to form in? CORRECT ANSWER Red: no additive Which color-topped vacuum tube is used to collect specimens for tests requiring serum? CORRECT ANSWER light blue The usual size of the needle to use when performing a venipuncture is CORRECT ANSWER 1½ inch 21 gauge The purpose of the plastic collection tube holder is to: CORRECT ANSWER prevent blood leakage when changing vacuum tubes Which electrode is not part of the ECG recording? CORRECT ANSWER The RL electrode is not used as a reference point even though the electrode is placed on the right leg. It is a ground wire. What is the term for the relaxing phase of the cardiac cycle? CORRECT ANSWER Repolarization is relaxation. It is when polarity is restored.