FREE AND STUDY GAMES ABOUT MA-4 CH 47 EXAM

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FREE AND STUDY GAMES ABOUT MA-4 CH 47 EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -46 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Why should a tourniquet not be tied too tightly?

It impedes arterial blood flow.It restricts venous blood return.Veins won't bulge or plump up.All are correct.

Answer:

All are correct.Question 2: The liquid portion of whole blood that contains clotting factors is called: plasma.formed elements.serum.hemoglobin.

Answer:

plasma

Question 3: A hematoma can be caused by: excessive blind probing to locate a vein.failure to insert the needle far enough into the vein.penetration of the needle through a vein.All are correct

Answer:

All are correct Question 4: The slant at the open end of a needle used for venipuncture is called the: lumen.bevel.shaft.bore.

Answer:

bevel.Question 5: The proper venipuncture tube for collecting a serum specimen is: a green-topped tube.a light blue-topped tube.a lavender-topped tube.a red-topped tube.a light blue-topped tube and a red-topped tube.

Answer:

a red-topped tube.Question 6: If samples for more than one tube must be drawn during a venipuncture, which order listed below follows the CLSI standards?

Red, lavender, then light blue Yellow, red, then green Gray, red, then lavender Light blue, green, then red

Answer:

Yellow, red, then green

Question 7: A tourniquet is used during the phlebotomy procedure to: collapse the artery.prevent venous flow out of the site.make the veins in the area more prominent.prevent venous flow out of the site and make the veins in the area more prominent.

Answer:

prevent venous flow out of the site and make the veins in the area more prominent.

Question 8: Which is the proper technique for performing a venipuncture?

The needle bevel is face up, and the needle is inserted at a 15-degree angle.The needle bevel is face up, and the needle is inserted at a 20- to 30-degree angle.

Answer:

The needle bevel is face up, and the needle is inserted at a 15-degree angle.Question 9: A tourniquet should remain tied on a patient's arm no longer than:

• minute.
• minutes.
• minutes.
• minutes.

Answer:

• minute.

Question 10: During a routine venipuncture, when should the phlebotomist request that the patient "make a fist"?After applying the tourniquet and before inserting the needle.Making a fist is not necessary for a good venipuncture.

Answer:

Making a fist is not necessary for a good venipuncture.Question 11: Before a routine venipuncture or capillary puncture, the site typically is cleaned

with:

isopropyl alcohol.ethyl alcohol.povidone-iodine solution.soap and water.

Answer:

isopropyl alcohol.Question 12: You are required to collect a venous sample for a complete blood count (CBC).Which venipuncture tube would you collect?Red-topped and lavender-topped tubes Light blue-topped tube A lavender-topped tube A red-topped tube

Answer:

A lavender-topped tube Question 13: Under OSHA guidelines, needle holders for Vacutainers can be reused for multiple patients, because they are not contaminated during the blood draw. t/f

Answer:

f

Question 14: Which of the following collection tubes contains thixotropic gel?

Lavender Red Green Light green

Answer:

Light green Question 15: The part of the venipuncture needle that fits into the syringe or Vacutainer adapter.Shaft Bevel Hub Retractable sheath

Answer:

Hub

Question 16: No anticoagulants are found in which of the following tubes?

Lavender topped Red topped Green topped Yellow topped