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Intestinal Gas

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Questions and Answers

What is the primary source of gas in the upper GI tract?

Secretion of bicarbonate in the small intestine

Swallowing of atmospheric air (correct)

Metabolism of dietary substrates

Presence of O2 in the colon and rectum

Which symptom is characterized by excessive gas particularly after eating?

Eructation

Belching of swallowed air

Flatulence

Bloating (correct)

What is the primary component of gas in the upper GI tract?

CO2

N2 and O2 (correct)

CH4

Which part of the GI tract produces CO2 from the secretion of bicarbonate and metabolism of dietary substrates?

First portion of the small intestine Signup and view all the answers

Where is the gas composition characterized by less O2?

Colon and rectum Signup and view all the answers

Which of the following symptoms would exclude self-treatment for gastrointestinal issues?

Symptoms persisting for several months Signup and view all the answers

What is the primary function of antiflatulents such as simethicone and activated charcoal?

Relieve symptoms after intestinal gas has formed Signup and view all the answers

Which age group is associated with the onset of symptoms that would exclude self-treatment for gastrointestinal issues?

40 years of age and above Signup and view all the answers

What is the role of probiotics in the context of gastrointestinal health?

Complementary therapy to maintain GI health Signup and view all the answers

What is the composition of simethicone (Ovol®, Deflat®) used in pharmacologic therapy for gastrointestinal issues?

A mixture of inert silicon polymers Signup and view all the answers