Collection procedures for urine, throat, and other non-blood specimens a phlebotomist may be asked to obtain.
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- What is the correct patient position for obtaining a throat culture?
- Seated or standing with the head tilted back and mouth wide open, tongue depressed.
- How deep should a throat culture swab be inserted?
- To the back of the throat without touching the teeth, lips, or tongue.
- What type of container is required for cerebrospinal fluid collection?
- A sterile, plain tube with no additives.
- What is the standard volume of urine required for a routine urinalysis?
- 30 to 50 milliliters.
- Describe the first step in a clean-catch midstream urine collection for females.
- Spread the labia with one hand and wipe from front to back with a sanitizing wipe.
- What should a male patient do before providing a clean-catch midstream urine specimen?
- Retract the foreskin if uncircumcised, and clean the urethral opening with a sanitizing wipe.
- How should the patient discard urine at the start of a clean-catch collection?
- The first portion of the stream is discarded into the toilet, then the midstream portion is collected.
- What container type is used for a 24-hour urine collection?
- A large plastic jug with a preservative already added, usually provided by the laboratory.
- Where should a 24-hour urine collection jug be stored during collection?
- In the refrigerator or on ice at 2 to 8 degrees Celsius.
- What container type is required for sputum collection?
- A sterile, leak-proof container with a tight-fitting lid.
- When should sputum be collected from a patient?
- First thing in the morning, before eating or drinking, when sputum has accumulated overnight.
- What is the minimum acceptable volume of sputum for a laboratory culture?
- One to two milliliters.
- What instructions should you give a patient to ensure they provide sputum rather than saliva?
- Instruct them to cough deeply from the lungs, not just spit from the mouth.
- What container is appropriate for stool specimen collection?
- A sterile plastic container with a tight-fitting lid, often with a collection spoon or spatula attached.
- How much stool specimen is typically needed for laboratory testing?
- One to two teaspoons or about 5 to 10 grams.
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