18 Questions
What type of swab should be used for sampling an exposed wound with signs of infection?
Dry swab or gel-swab
When sampling for bacteria causing infection, what is the recommended pressure to apply while swabbing?
Firm pressure
What should be done to the swab when sampling for wound fluid to ensure an adequate sample is collected?
Rotate the swab
For suspected infection in a leg ulcer, what type of swab should be used according to the provided text?
Viral transport media Gel-swab
Which type of swab is better when trying to detect bacteria causing infection that may be in the viable wound tissue?
A deep swab
In what scenario should a deep swab be used as opposed to a surface swab?
When bacteria causing infection may be in deeper tissues
What is the correct sequence for collecting a urine sample using a syringe and specimen pot?
Clean the sampling port, sample from the sampling port, inject urine into the specimen pot, aspirate the required amount of urine into the syringe
What type of specimen collection method is sputum?
Clean-contaminated specimen
Which type of sample is likely to show epithelial cells on microscopy and is often rejected as unsuitable?
Saliva or mucus from the back of the throat
How should a patient be positioned during sputum collection to reduce contamination?
Sitting up
Which of the following are examples of sterile fluids for sample collection?
Blood culture, joint aspirates, cerebrospinal fluid
What is advised prior to collecting sputum in the morning to avoid contamination?
Rinse with water (not mouthwash/toothpaste)
What type of samples are better than swabs when considering the variables of whether the site has commensal bacteria flora?
Sending fluid samples or pus
When should viral culture be considered for testing with swabs?
In the presence of local infection symptoms
Which type of culture looks for a specific organism, like MRSA, in a sample?
Aerobic culture
What should be used to detect DNA/RNA of organisms but is very susceptible to cross-contamination?
PCR testing
In which screening situation would you aim to test for MRSA in specific body areas like the nose, axilla, and groin?
Local infection with pus
When should a swab be used to collect samples for aerobic culture?
In the presence of pain and abscess
Test your knowledge on viral transport media and different types of swabs used in clinical settings. Learn about the importance of selecting the appropriate swab depending on the infection signs and sampling requirements.
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