pca certification exam prep questions and correct answers with detailed rationales.

providing reminders on when to perform these exercises - correct answer what is the pca responsible for during restorative rehabilitation activities? removing iv catheters - correct answer what is the pca responsible for prior to patient discharge? physicians - correct answer who removes sterile dressings? the pca - correct answer who is tasked with changing not sterile dressings? monitor the patient, remove any obstacles, be prepared to assist patient - correct answer what should a pca do during independent transfer? if the patient has trouble getting up, is unsteady on his/her feet or requires assistance when moving - correct answer when should you use an assisted transfer? 105 degrees F; 40 degrees C - correct answer what temperature should the bath water not exceed? provide privacy by closing the door - correct answer what should you do when the patient is bathing? press gently on patient's legs and determine id the pressure causes a pit - correct answer how do you determine if a patient has edema? the left arm - correct answer what arm is the blood pressure cuff typically placed on? 1 inch = ___ cm - correct answer how many inches above the elbow crease should a blood pressure cuff be placed? top - correct answer is the systolic number the top or bottom? bottom up - correct answer is the diastolic number the top or bottom? count number of pulses during 30 second time interval and multiply by 2 - correct answer how do you determine the pulse rate? over the left chest area in the 5th intercostal space - correct answer where can you feel the apical pulse? if the heart rate is irregular - correct answer when should you use the apical pulse site? if the difference exceeds 8-10 beats per minute - correct answer when should a finding be reported during apical-radial deffecit? one bowel movement per 3 days - correct answer what is the normal number of bowel movements? anti-embolitic stockings - correct answer what prevents blood clots from forming in deep veins? TED hose help - correct answer what are antiembolitic stocking referred to as? incentive spirometer - correct answer device that promotes circulation to the lungs and the movement of air into the lungs incentive spirometer - correct answer what device is designed to minimize the risk of getting pnemonia in patients confined to hospital beds? check level of saturation - correct answer what may a pca be asked to do pertaining to dressings? monitoring vital signs - correct answer what is a pca responsible for during blood transfusions? yes - correct answer can a pca apply oxygen therapy? obtaining vital signs, gathering patients belongings, and assisting transport crews - correct answer what does a pca do during transfer? yes - correct answer will a pca help with wheelchairs? Yes, of course. - correct answer does the pca bring patients to the facilitys entrance for pickup? twice daily - correct answer how often should ROM exercises be performed? 5 - correct answer how many times should a joint be moved during rom exercises? mask - correct answer what ppe should be worn for droplet precautions? n95 respirator - correct answer what ppe should be worn for airborne precautions? gown and glove - correct answer what ppe should be worn for contact precautions? hematologica disorders - correct answer what is a peripheral blood smear used to diagnose? 1/4 an inch - correct answer how far away should the blood be from the back of the slide? 30 degrees - correct answer what angle should you hold the slide for blood smears? 15 minutes - correct answer how long should a bandaid stay on for? 3-4 - correct answer how many times should a blue topped tube be inverted? 8-10 - correct answer how many times should lavender and green topped tubes be inverted for? 5 - correct answer rhow many times should serum separator and red topped tubes be inverted for? between the qrs complex and st segment - correct answer where is the j point located? a decreased potassium level - correct answer what are large u waves associated with? because the health care provider may choose a treatment option based on erroneous test results which will most likely endanger patient safety and wellbeing - correct answer while working with the automated laboratory information system, why is correct input of data most critical? catheter infiltration - correct answer what is the most likely cause of swelling at a peripheral iv site? frequent urination - correct answer what is a sign of hyperglycemia? standard - correct answer while caring for a patient with hepatitis b what precautions should be taken? use a draw sheet to lift the patient - correct answer two cpts are transferring a deceased patient from a bed to a morgue gurney. To avoid injury, what body mechanics should be used? 15-30 degrees - correct answer what does industry standard state needle insertion at the antecubital area should be at? use a disinfectant that contains bleach - correct answer a urine specimen is spilled on the floor, what action should the pca take? to prevent clotting - correct answer why must a cpa invert anticoagulant tubes? o2 levels - correct answer a cpa recieves orders to collect an infant screening card, o2 levels, bilirubin, and dna. Which should be drawn first? arm lower than the heart - correct answer a cpa is measuring blood pressure. the cpa should recognize that what will result in an inaccurate reading? when a patient is tested - correct answer when should the code on glucose cuvettes be compared to the code on the glucometer? eye surgery - correct answer coughing and deep breathing exercises should be avoided after what surgery? the electrodes will not conduct the signal after two ekg tracings - correct answer an ekg technician is performing a second standard 12-lead ekg on a patient immediately following the first test. For which of the following reasons should the technician recognize that resting tab electrodes should not be used for more than two consecutive ekg tracings? lead corrosion - correct answer an ekg technician notes a standard 12-lead ekg tracing shows an interrupted baseline. The technician knows that this artifact is most likely caused by which of the following? cold and clammy skin - correct answer which of the following finding is consistent with bradycardia? multiple premature ventricular contraction in a row - correct answer an ekg technician should recognize that which of the following signs are often present when a patient is experiencing ventricular tachycardia? cyanosis - correct answer which of the following patient findings indicates myocardial infarction? improper grounding - correct answer which of the following factors can produce an artifact that appears as uniform small spikes on an ekg tracing? myocardial infarction - correct answer during an exercise stress test, a patient reports heaviness on his chest and becomes diaphoretic. The ekg technician should recognize these findings at manifestation of which of the following conditions? leads 1,2,3 - correct answer which of the following lead groups are bipolar leads? remove the electrodes for the 5 lead ekg before attaching the electrodes for the 12 lead ekg - correct answer an ekg technician is called to the emergency room to perfo