CGRN - Certified Gastroenterology Registered Nurse Cgrn/Questions/Trivia 1

Question 1

Who is credited with performing the first complete colonoscopy reaching the cecum, in 1969?

Accepted Answer

William Wolff and Hiromi Shinya

Answer

William Wolff and Hiromi Shinya performed the first complete colonoscopy to the cecum at Beth Israel Medical Center in New York in 1969, a landmark achievement in endoscopic medicine.

Question 2

In what year did Basil Hirschowitz demonstrate the world's first flexible fiberoptic gastroscope?

Accepted Answer

1957

Answer

Basil Hirschowitz demonstrated the first flexible fiberoptic gastroscope in 1957 at the University of Michigan, revolutionizing upper GI endoscopy by replacing rigid instruments.

Question 3

The landmark 1932 paper first describing regional ileitis — now called Crohn's disease — was authored by how many physicians?

Accepted Answer

Three

Answer

The 1932 JAMA paper was co-authored by three physicians: Burrill Crohn, Leon Ginzburg, and Gordon Oppenheimer. The disease was named after Crohn because his name appeared first alphabetically.

Question 4

The Bristol Stool Form Scale, which classifies stool consistency into seven types, was developed at which institution?

Accepted Answer

Bristol Royal Infirmary

Answer

The Bristol Stool Form Scale was developed by Dr. Ken Heaton at the Bristol Royal Infirmary and published in 1997. It remains a widely used clinical and research tool in gastroenterology.

Question 5

The word 'peptic,' as in peptic ulcer disease, derives from a Greek root meaning what?

Accepted Answer

Digestion

Answer

Peptic comes from the Greek 'peptikos,' meaning able to digest, which itself derives from 'pepsis' (digestion). Peptic ulcers occur in areas exposed to digestive acid and enzymes.

CGRN - Certified Gastroenterology Registered Nurse Practice Test

CGRN - Certified Gastroenterology Registered Nurse Practice Test

CGRN - Certified Gastroenterology Registered Nurse Cgrn/Questions/Trivia 1