CMA 4 Flashcards
(101 cards)
Which organization developed the guidelines for universal precautions?
A. EPA
B. FDA
C. CDC
D. OSHA
C
According to OSHA, medical personnel must wear PPE when the contact following?
A. Sweat
B. Skin
C. Tears
D. Blood
D
To detect pregnancy, either urine or blood serum is tested for the presence of which of the following?
A. Febrile agglutinations
B. Potassium oxalate
C. HCG hormone
D. Oxytocin
C
A bacteriological culture needs to be performed on a collected urine specimen. Which of the following instructions what your patient should do?
A. Collect a midday specimen in a sterile cup
B. Void a specimen in a sterile cup.
C. Collect a 24-hour specimen
D. Void the entire specimen is a sterile cup
B
If a urine specimen is collected and then left standing for more than 1 hour, bacteria will grow, causing the pH of the urine to soon become which of the following?
A. Highly acidic
B. Slighly acidic
C. Alkaline
D. Neutral
C.
What is the pH range for normal urine?
A. 2.5 - 4.5
B. 2.5 - 7.0
C. 4.5 - 8.0
D. 0 -9.0
C
If a patient normally drinks 10 or more 8oz glasses of water each day, urine would most likely be which color?
A. Brown
B. Red
C. Dark yellow
D. Straw
D
Urine needs to be collected in which type of container if it is collected for baterial culture?
A. Freshly disinfected
B. Sterile
C. Washed and dried
D. Glass
B
A routine analysis of urine is made up of which of the following sets of examinations?
A. Visual, culture, reagent
B. Microscopic, Chemical, Physical
C. Microscopic, Reagent, Chemical
D. Microscopic, Analytic, Chemical
B
To prevent a urine specimen from an unreliable pH sample, the specimen should be which of the following?
A. Always refrigerated immediately upon collection
B. Exposed to air for slightly more than 1 hour
C. Tested within 1 hour of collection
D. Allowed time for urea to convert to ammonia in order to decreased the pH.
C
When placing a urine specimen tube into the centrifuge for later creating a wet mount, where should you place an identical tube containing water in that same centrifuge?
A. A second tube is not required
B. Right beside the tube containing the specimen
C. At an 90 degree angle from the urine specimen tube
D. Directly opposite the tube containing the urine sample
D
What is the principal reason for bracing the hand holding the needle assembly against the patient’s arm during phlebotomy?
A. Prevent excess needle movement
B. Ease vein palpation
C. Decrease the possibility of hemolysis
D. Cause the evaluation tubes to fill more quickly.
A
When a reagent strips is used to test a urine specimen and the result is positive for ketones, this may be an indication of which condition?
A. Hypercalcemia
B. Poisoning
C. Diabetes Mellitus
D. Liver Damage
C
What is the measure of the degree of acidity or alkalinity of urine called?
A. Specific gravity
B. Routine urinalysis
C. pH
C. Supernatant
C
All the steps listed are appropriate when a capillary puncture except for which of the following?
A. Gently rubbing the sides of the finger
B. Discarding the 1st drop of blood
C. Selecting the ring finger of the hand
D. Placing a tourniquet around the finger
D
When would a capillary blood sample be diluted with tissue fluid?
A. It is immersed in cold blood
B. The first drop is discarded
C. The finger is squeezed excessively
D. The sides of the finger are gently rubbed
C
Which of the following is the most common micropuncture site on an adult?
A. Outer heel
B. Ring Finger
C. Ear Lobe
D. Little finger
B
To transport oxygen and carbon dioxide to and from the body’s cell, what do erythrocytes need?
A. Bilirubin
B. Nitrates
C. Hematocrit
D. Hemoglobin
D
Which of the following is NOT a reason to perform a hemoglobin?
A. To aid in determining blood loss
B. To detect anemia
C. To monitor dehydration
D. To detect inflammation
D
Of the following, which does NOT demonstrate quality control?
A. Proper documentation
B. Testing with control samples
C. Calibrating equipment
D. Treating ever customer properly
D
After you have washed your hands, out on PPE, and assembled the equipment and supplies, what is your next step in obtaining a capillary blood sample?
A. Perform the capillary puncture
B. Cleanse the puncture site with alcohol wipe
C. Identify the patient.
D. Ask the patient whether they are left handed or right handed,
C
What can you do lower the risk of bruising after venipuncture?
A. Apply a heating pad to the puncture site and have the patient bend his or her arm to keep it in place
B Apply pressure to the puncture site
C. Keep the tourniquet in place for 1 minute the procedure
D. Wipe the puncture site with an alcohol wipe
B
While performing venipuncture, you notice that a hematoma is forming. Which of the following should you NOT do?
A. Remove the tourniquet
B. Complete the collection of the specimen
C. Remove the vacuum tube and needle
D. Apply pressure to the site
B
Which needle gauge will result in less blood cell damage during venipuncture collection?
A. 16-gauge
B. 18-gauge
C. 20-gauge
D. 21-gauge
A