RMA Microbiology and Specimen Collection

Question 1

Which type of microorganism is responsible for the majority of urinary tract infections (UTIs)?

Accepted Answer

Bacteria

Answer

Viruses

Answer

Fungi

Answer

Parasites

Question 2

What is the purpose of a culture and sensitivity (C&S) test?

Accepted Answer

To identify the causative organism of an infection and determine which antibiotics will be effective

Answer

To determine the patient's blood type and Rh factor

Answer

To measure the concentration of antibodies in the blood

Answer

To detect the presence of cancer cells in a tissue sample

Question 3

A throat swab for a rapid strep test should be collected by swabbing which area?

Accepted Answer

The posterior pharynx and tonsillar areas

Answer

The roof of the mouth and hard palate

Answer

The front of the tongue and lips

Answer

The inside of each cheek

Question 4

Which personal protective equipment (PPE) is required when handling potentially infectious specimens in a medical office?

Accepted Answer

Gloves at minimum; additional PPE based on risk assessment

Answer

Surgical cap and shoe covers only

Answer

Gloves and a face shield only if splashing is likely

Answer

N95 respirator and full gown at all times

Question 5

What is the correct way to label a specimen container before collection?

Accepted Answer

Label it in the collection room immediately after the specimen is obtained

Answer

Label it after collection once the patient has left

Answer

Pre-label it before the patient arrives and verify at the time of collection

Answer

Have the patient label their own container to ensure accuracy

Question 6

What does 'gram-positive' mean when bacteria are classified by Gram stain?

Accepted Answer

The bacteria retain the crystal violet dye and appear purple under the microscope

Answer

The bacteria have a higher growth rate than gram-negative organisms

Answer

The bacteria have a double cell membrane that makes them harder to treat

Answer

The bacteria are resistant to all common antibiotics