PCT NHA questions and answers correctly solved.

PCT NHA questions and answers correctly solved. 1. The lavender-topped tube contains: a. No additive b. SPS c. Na+ citrate d. EDTA - correct answers.d. EDTA 1. The additive in a gray-topped tube is: a. K+ oxalate b. Na+ citrate c. EDTA d. None of the above - correct answers.a. K+ oxalate 1. Which of the needle has the largest gauge? a. 16 g b. 20 g c. 21 g d. 25 g - correct answers.a. 16 g 1. Which of the following gauge needle is used for the typical adult venipuncture? a. 23 g b. 16 g c. 21 g d. 25 g - correct answers.c. 21 g 1. The venipuncture equipment that consists of a needle attached to a plastic tubing is known as: a. Syringe b. Evacuated tube c. Winged infusion set d. Micro-collection container - correct answers.c. Winged infusion set 1. All of the following are true about winged infusion sets EXCEPT: a. Commonly referred to as a butterfly b. Comes in needles sizes of 16g and 18g c. Used on fragile veins d. Preferred over a syringe - correct answers.b. Comes in needles sizes of 16g and 18g 1. You are about to draw a FBG on a patient and the patient states that he took his medications with some orange juice this morning. What would you do next? a. Draw the patient's blood b. Explain to the patient that you cannot draw his blood without speaking to his physician first c. Tell the patient to call his physician immediately Ask the patient to leave and come back tomorrow - correct answers.b. Explain to the patient that you cannot draw his blood without speaking to his physician first 1. Which of the following actions is incorrect when performing a dermal puncture? a. Using a 2.0 mm lancet on a child b. Puncturing the plantar surface of the heel c. Allowing the alcohol to dry onsite prior to puncture d. Collecting the first drop of blood - correct answers.d. Collecting the first drop of blood 1. The function of veins is to: a. Carry oxygen-rich blood to the heart b. Facilitate the exchange of oxygen-rich blood and deoxygenated blood c. Carry deoxygenated blood away from the heart d. Carry deoxygenated blood to the heart - correct answers.d. Carry deoxygenated blood to the heart 1. The function of arteries is to: a. Facilitate the exchange of oxygen-rich blood and deoxygenated blood b. Carry oxygen-rich blood away from the heart c. Carry deoxygenated blood to the heart d. Pump blood to all parts of the body - correct answers.b. Carry oxygen-rich blood away from the heart 1. The average heart rate is: a. 72 bpm b. 62 bpm c. 82 bpm d. 92 bpm - correct answers.a. 72 bpm 1. Which of the following actions should the PCT take if the baseline of the ECG is off center? a. Adjust the standardization button b. Adjust the sensitivity c. Adjust the stylus (although ECG machines no longer have styluses) d. Adjust the paper feeder - correct answers.c. Adjust the stylus (although ECG machines no longer have styluses) 1. Which of the following is the inner layer of the heart? a. Pericardium b. Endocardium