MA Flash Cards
(188 cards)
The gage of needle most commonly used for venipuncture is________gauge.
A. 25
B. 23
C. 20
D. 18
B. 22
Rubber sleeves on a evacuated tube system make it possible for______.
A. Sterilization
B. Slower draw of blood
C. Multiple use
D. Faster draw of blood
C. Multiple use
Preparing for a glucose tolerance test________hours before or during the test, the patient should not not eat, smoke, drink coffee or alcohol.
A. One
B. Ten
C. One half
D. Two
B. Ten
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
A. Holder
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
B. Veins pulsate
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 blood cell preservation
C. Clotting
D blood films
D. Blood films
Performing a ______ as part of a complete blood count determines the ratio of the volume packed red blood cells to that of whole blood.
A. Differential
B. Hematocrit
C. Hemoglobin
D. Glucose
B. Hematocrit
How many hematocrit tubes should be collected from the patient?
A. 1
B. 2
C. 3
D. 5
B. 2
What type of blood sample is needed when performing a PKU?
A. Venipuncture
B. Capillary
C. Either one is acceptable
D. No correct answer
B. Capillary
A “V wave” will ________ be seen in a normal EKG.
A. Always
B. Sometimes
C. Never
D. Usually
C. Never
When there is no variation of R-R intervals it is called_______.
A. Irregular with a pattern
B. Absolutely regular
C. Essentially regular
D. Totally regular
B. Absolutely regular
When PVC’s fall on the “T wave”, occur in pairs, runs of 3 or more, or are multiform in nature, these conditions are called. _________.
A. Fused
B. Multiform
C. Life threatening
D. Uniform
C. Life threatening
Ventricular depolarization produces an electrical force or vector with 2 components: (1) magnitude or force, and (2) ________.
A. Amplitude
B. Ground electrode
C. Direction or shape
D. Polarization
C. Direction or shape
When PVCs fall on the P wave, occur in pairs, runs of three or more, or are multiform in nature, these conditions are called _______ .
A. Fused
B. Multiform
C. Life Threatening
D. Uniform
C. Life Threatening
The \_\_\_\_\_\_\_\_\_\_ wave represents atrial depolarization. A. S B. P C. R D. U
B. P
While the duration of the ST segment is not generally of clinical significance, it is an exceedingly important portion of the ECG because of __________ .
A. The fact that it follows the QRS complex.
B. Shifts up or down from the baseline.
C. Upward deflection from the baseline.
D. The shift away from the ischemic area.
B. Shifts up or down from the baseline.
When using an evacuated tube for the collection of electrolytes, use a ____ ____ tube.
A. Blue top
B. Red top
C. Black top
D. Lavender top
B. Red top
When collecting blood for a hematocrit test, use a \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ . A. Lavender top evacuated tube B. Red top evacuated tube C. Blue top evacuated tube D. Yellow top evacuated tube
A. Lavender top evacuated tube
When collecting blood for a cholesterol test, use a ______ top evacuated tube.
A. Red
B. Yellow
C. Blue
D. Lavender
A. Red
Sodium Citrate is an anticoagulant of choice for coagulation studies because it protects certain of the \_\_\_\_\_\_\_\_\_\_ . A. Pro-coagulants B. Red Blood Cells C. White Blood Cells D. Enzyme Inhibitors
A. Pro_coagulants
The tube to collect whole blood with an additive in it has a _______ stopper .
A. Red
B. Lavender
C. Green
D. Yellow
B. Lavender
The color coding for the stopper of a tube with no additives is (for collection of serum) _______ .
A. Green
B. Black
C. Red
D. Blue
C. Red
At the location where you’re going to feel for a vein, wrap the tourniquet around the arm approximately ________ above the area.
A. Nine to ten inches
B. One foot
C. Three to four inches
D. One inch
C. Three to four inches
The cephalic, medial cubital and basilic veins are _________ used for venipuncture.
A. Seldom
B. Never
C. Dangerous when
D. Primarily
D. Primarily