Week 2

Question 1

How many cm around the border of a sterile field is considered unsterile?

Answer 1

2.5 cm

Question 2

What is the definition of a sterile field?

Answer 2

A microorganism free area

Question 3

How long should you clamp the catheter for before gathering a urine sample?

Answer 3

10-15 minutes

Question 4

What type of system do you attach to the catheter sampling port to get a urine sample?

Answer 4

A needle less Luer-LOK syringe

Question 5

How many mLs of urine do you need for a C+S?

Answer 5

3mL

Question 6

How many mLs of urine do you need for a urinalysis (R+M)

Answer 6

20 mL

Question 7

What area of the throat do you swab to get a culture?

Answer 7

Tonsillar area only

Question 8

What should the patient do before obtaining a nasal culture?

Answer 8

Blow their nose

Question 9

Which nostril would you choose to get a culture from?

Answer 9

The nostril with the most patency

Question 10

What area of the nostril do you swab to get a nasal culture, what area would you want to avoid?

Answer 10

Sean the area that is inflamed or contains exudate, avoid touching speculum or nasal canal

Question 11

What must you do once you’ve collected a nose or throat culture and have put it in the specimen collection tube?

Answer 11

Crush the ampule at the bottom of the tube to release the culture medium

Question 12

What is the sterile technique?

Answer 12

Using sterile items within a sterile field

Question 13

List some principles of surgical asepsis:

Answer 13

Sterile items become unsterile when out of sight or below waist level
Fluids flow in direction of gravity
The edges of a sterile field are considered unsterile
All objects used in a sterile field must be sterile