#1
Which of the following is NOT a proper technique for collecting a blood specimen?
Using a tourniquet to apply pressure above the venipuncture site
Cleaning the venipuncture site with an alcohol swab
Using a syringe to collect blood from an artery
Reusing a needle from a previous venipuncture
#2
What is the ideal temperature range for transporting most specimens?
0-4°C
25-30°C
-20 to -15°C
37-42°C
#3
Which of the following is an appropriate technique for collecting a sputum specimen?
Collecting the specimen in a sterile container
Using a tongue depressor to collect the specimen
Collecting the specimen after the patient has eaten a meal
Collecting the specimen from the middle of the sputum production
#4
What is the recommended duration for handwashing before collecting a specimen?
At least 5 seconds
At least 15 seconds
At least 30 seconds
At least 60 seconds
#5
Which of the following is NOT a suitable method for collecting a wound culture specimen?
Swabbing the wound with a cotton-tipped applicator
Scraping the wound with a sterile scalpel
Collecting pus or drainage from the wound
Using a non-sterile container for specimen collection
#6
What is the correct procedure for collecting a throat swab specimen for streptococcal testing?
Touching the tongue while collecting the specimen
Using a cotton swab to vigorously swab the tonsils
Collecting the specimen from the back of the throat and tonsils
Collecting the specimen after the patient has eaten or drunk anything
#7
Which of the following is NOT a recommended method for collecting a cerebrospinal fluid (CSF) specimen?
Using a sterile needle and syringe
Performing a lumbar puncture
Collecting CSF in a non-sterile container
Ensuring proper patient positioning during collection
#8
Which of the following anticoagulants is commonly used for blood specimens intended for hematology studies?
EDTA (Ethylenediaminetetraacetic acid)
Heparin
Sodium citrate
Sodium fluoride
#9
Why is it important to follow the correct order of draw when collecting multiple blood tubes?
To prevent contamination of specimens
To ensure accurate test results
To maintain patient safety
All of the above
#10
Which of the following is a common preservative used in stool specimen containers?
Formalin
EDTA (Ethylenediaminetetraacetic acid)
Sodium citrate
Heparin
#11
Why is it important to label specimen containers accurately?
To ensure proper identification of the patient
To prevent contamination of the specimen
To maintain traceability and avoid errors
All of the above
#12
Which of the following is a common fixative used for preserving tissue specimens?
Formalin
EDTA (Ethylenediaminetetraacetic acid)
Sodium citrate
Heparin
#13
Why is it essential to follow the correct specimen handling procedures?
To ensure accurate test results
To prevent specimen degradation
To maintain specimen integrity
All of the above
#14
Which of the following is NOT a common anticoagulant used for blood specimen collection?
Heparin
Sodium citrate
Sodium fluoride
Potassium hydroxide
#15
Which of the following is a critical step in collecting a clean catch urine specimen?
Having the patient drink plenty of water before collection
Cleaning the genital area with an antiseptic wipe
Discarding the first portion of urine stream
Using a sterile cup to collect the urine
#16
What is the appropriate method for transporting a frozen specimen?
Using a regular cooler with ice packs
Using a dry ice container
Placing the specimen in a room temperature environment
Transporting the specimen in a warm environment
#17
What is the appropriate way to collect a stool specimen for occult blood testing?
Collecting the entire stool sample in a sterile container
Collecting a small amount of stool on a dry swab
Placing the specimen in a regular plastic bag
Adding water to the stool specimen
#18
Why is it important to maintain the chain of custody for forensic specimens?
To ensure proper handling and transportation
To maintain the integrity of evidence
To prevent contamination
All of the above
#19
Why is it important to maintain sterility during specimen collection?
To prevent contamination of the specimen
To ensure accurate test results
To maintain patient safety
All of the above