#1
Which of the following is a commonly used vein for venipuncture?
Brachial vein
Radial vein
Femoral vein
Cephalic vein
#2
Which of the following antiseptics is commonly used to clean the site before venipuncture?
Isopropyl alcohol
Hydrogen peroxide
Betadine
Benzalkonium chloride
#3
What is the primary purpose of a sputum specimen collection?
To assess kidney function
To evaluate blood clotting factors
To diagnose respiratory infections
To measure glucose levels
#4
What is the purpose of using a tourniquet during venipuncture?
To clean the site
To dilate the vein
To prevent clotting
To prevent contamination
#5
What is the appropriate angle for needle insertion during venipuncture?
30 degrees
45 degrees
60 degrees
90 degrees
#6
Which type of urine collection method is suitable for bacterial culture analysis?
Midstream clean catch
Catheterized urine
Random urine
24-hour urine collection
#7
Which of the following specimens requires immediate chilling after collection?
#8
What is the recommended site for capillary puncture in infants?
#9
Which of the following additives is commonly used in blood collection tubes to prevent clotting?
Sodium citrate
EDTA (ethylenediaminetetraacetic acid)
Heparin
Potassium oxalate
#10
Which of the following is an example of a non-invasive specimen collection method?
Venipuncture
Arterial puncture
Throat swab
Bone marrow aspiration
#11
What is the advantage of using a sterile container for specimen collection?
Prevents contamination of the sample
Allows for easier transportation
Enhances sample visibility
Increases sample volume
#12
Which of the following tests requires a fasting specimen?
Complete blood count (CBC)
Urinalysis
Liver function tests
Glucose tolerance test
#13
What is the recommended method for collecting cerebrospinal fluid (CSF) for analysis?
Venipuncture
Capillary puncture
Lumbar puncture
Midstream clean catch
#14
What is the preferred specimen for testing for Helicobacter pylori infection?
#15
Which of the following is an appropriate method for collecting a wound culture specimen?
Swabbing the wound surface with a dry cotton swab
Placing the entire wound dressing into a sterile container
Collecting fluid from the wound using a syringe
Using a non-sterile container for specimen collection
#16
Which of the following is an appropriate technique for collecting a throat swab specimen?
Rinsing the mouth with water before swabbing
Using a dry swab to collect the specimen
Touching the swab to the cheeks before swabbing the throat
Avoiding contact with the tonsils and surrounding tissues