NCCT Practice Test - Lab Review Part One
This is the review questions from the large book for the NCCT MA exam.
- 1.The blood lancet is used for the collection of blood specimens by______.
- A.
Injection
- B.
Suction
- C.
Cutting
- D.
Skin puncture
- 2.The standard point of the lancet to be used when collecting blood from a newborn heel is ____ in length
- A.
2.4 MM
- B.
3.6MM
- C.
4.7MM
- D.
5.5 MM
- 3.The most important step in the performance of a venipuncture is _____.
- A.
Correct needle gauge
- B.
Appropriate cleansing agent
- C.
Positively identifying the patient
- D.
Appropriate tourniquet
- 4.To determine the size of the needle remember the higher the gauge number the _____ the needle
- A.
Longer
- B.
Smaller
- C.
Larger
- D.
Shorter
- 5.An instrument called a centrifuge ______.
- A.
Freezes specimens
- B.
Heats specimens
- C.
Is used for incubation
- D.
Separates the cellular and liquid portion of the blood
- 6.Rubber sleeves on an evacuated tube system make it possible for ______.
- A.
Sterilization
- B.
Slower draw of blood
- C.
Multiple use
- D.
Faster draw of blood
- 7.When cleansing the venipuncture site, it is good practice to:
- A.
Wipe the site back and forth quickly with an alcohol prep
- B.
Blow on the alcohol to dry it so it doesnt burn
- C.
Cleanse the site from the inside out and allow to air dry
- D.
Have the patient wave the arm in the air to dry it faster
- 8.Preparing for a glucose tolerance test _____ hours before or during the test, the patient should not eat, smoke, drink coffee or alcohol.
- A.
One
- B.
Ten
- C.
One half
- D.
Two
- 9.During a venipuncture, to secure the needle during insertion into the tube stopper, you need a _____
- A.
Holder
- B.
Sleeve
- C.
Tape
- D.
Ball of cotton
- 10.In the evacuated blood collection system the evacuated glass tubes come in different sizes, and the stoppers are ____ to denote the typeof additive or lack of one.
- A.
Striped
- B.
Stamped
- C.
Serrated
- D.
Color coded
- 11.Which needle gauges are most commonly used for venipuncture?
- A.
24-25
- B.
21-22
- C.
19-20
- D.
16-18
- 12.When performing a venipuncture, the tourniquet should be wrapped around the arm about three to four inces from where you are going to ___ for a vein.
- A.
Apply soap
- B.
Scrape
- C.
Tap
- D.
Feel
- 13.When performing a venipuncture, if you have the patient ____ the veins will become more prominent.
- A.
Cough
- B.
Hold their breath
- C.
Make a fist
- D.
Take a deep breath
- 14.Which of the following is false?
- A.
Veins feel like an elastic tube
- B.
Veins pulsate
- C.
Veins give under pressure
- D.
Veins go different directions
- 15.Use your index finger when you ____ for a vein.
- A.
Stick
- B.
Scratch
- C.
Palpate
- D.
Inject
- 16.Arterioles are the smallest type of ____.
- A.
Tendons
- B.
Arteries
- C.
Bones
- D.
Veins
- 17.The maximum time a tourniquet should be tied on the upper arm while drawing blood is ___.
- A.
4 minutes
- B.
3 minutes
- C.
2 minutes
- D.
1 minute
- 18.To cleanse the typical venipuncture site, begin at the intended site of the draw and ____.
- A.
Work in a circle to the periphery
- B.
Wipe carefully back and forth
- C.
Cleanse vigorously for 30 seconds
- D.
Use a lifting motion to move away from the skin
- 19.The venipuncture site should be cleansed with _____.
- A.
A damp solution
- B.
A paper towel
- C.
The back of your hand
- D.
An alcohol prep
- 20.When using the centrifuge, make sure equal weights are _____.
- A.
Side by side
- B.
Liquid
- C.
Opposite each other
- D.
One space apart
- 21.The lid to the centrifuge should be kept _____ when in use.
- A.
Closed
- B.
Open
- C.
Ajar
- D.
Lifted
- 22.When using an evacuated tube for collection of electrolytes use a ____.
- A.
Blue-top tube
- B.
Red-top tube
- C.
Balck-top tube
- D.
Lavender-top tube
- 23.When collecting blood for a hematocrit test use a ______.
- A.
Lavender-top
- B.
Red-top
- C.
Blue-top
- D.
Yellow-top
- 24.When collecting blood for cholesterol tests use a ____ top evacuated tube
- A.
Red
- B.
Yellow
- C.
Blue
- D.
Lavender
- 25.The primary anticoagulant additive EDTA removes calcium by forming insoluble or un-ionized calcium salts. It has an advantage of preventing platelet clumping and the formation of artifacts, therefore, good for the preparation of ____.
- A.
Background staining
- B.
Red cell preservation
- C.
Clotting
- D.
Blood films
Questions: 59 | Attempts: 56961 | Last updated: Apr 12, 2021
-
Sample QuestionTo ensure that the medical office has the supplies it needs, the medical assistant should establish a(n) _________.
Questions: 49 | Attempts: 47823 | Last updated: May 11, 2021
-
Sample QuestionWhat injection angle should you use for intramuscular?
Questions: 75 | Attempts: 24355 | Last updated: Jan 4, 2019
-
Sample QuestionTo ensure that the medical office has the supplies it needs, the medical assistant should establish a(n) __________.
Back to top