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Question # 21

During radiofrequency ablation for Barrett’s esophagus, the nurse monitors for:

Options:

A.

Only comfort

B.

Chest pain, bleeding, or stricture formation risk

C.

Room humidity

D.

Patient’s phone

Question # 22

Pharmacology knowledge for the CGRN includes understanding:

Options:

A.

Only brand names

B.

Indications, contraindications, side effects, and interactions of GI medications

C.

Cost only

D.

Administration route alone

Question # 23

Cleaning and disinfection of high-touch surfaces in the procedure room should occur:

Options:

A.

Once daily

B.

Between patients and at the end of the day using EPA-approved disinfectants

C.

Only when visibly soiled

D.

With alcohol alone

Question # 24

Staff with open skin lesions or respiratory symptoms should:

Options:

A.

Work with extra gloves

B.

Be excluded from direct patient care and reprocessing per facility policy

C.

Continue normal duties

D.

Only avoid upper GI cases

Question # 25

The primary reason for using CO₂ instead of room air for insufflation is:

Options:

A.

Lower cost

B.

Faster absorption leading to reduced post-procedure pain and distension

C.

Better image quality

D.

Longer procedure tolerance

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CGRN Overview

Name Certified Gastroenterology Registered Nurse (CGRN)
Code CGRN
Vendor Nursing
Certification American Board of Certification for Gastroenterology Nurses (ABCGN)

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