Colonic Hydrotherapist Digestive Health & Colon Function Flashcards

Which part of the large intestine is most responsible for water absorption from digested material?

Answer: Ascending colon

The ascending colon is the primary site of water and electrolyte absorption from chyme entering from the small intestine.

What is the approximate transit time for material to pass through the entire large intestine in a healthy adult?

Answer: 18–72 hours

Normal colonic transit time ranges from 18 to 72 hours, varying by diet, hydration, and individual physiology.

Which bacterial genus makes up the largest proportion of the healthy human gut microbiome?

Answer: Bacteroides

Bacteroides species dominate the human gut microbiome and play a key role in fermenting complex carbohydrates.

In the context of colon health, what is dysbiosis?

Answer: An imbalance in the gut microbial community

Dysbiosis refers to a disruption or imbalance in the composition of the gut microbiome that can impair digestive function.

Which nerve is primarily responsible for parasympathetic innervation of the colon that promotes peristalsis?

Answer: Pelvic splanchnic nerve

The pelvic splanchnic nerves (S2–S4) provide parasympathetic innervation to the descending and sigmoid colon, promoting peristalsis.

What is the primary function of goblet cells found in the colonic mucosa?

Answer: Producing protective mucus

Goblet cells secrete mucin glycoproteins that form a protective mucus layer lining the colon and facilitating stool passage.

A client reports chronic bloating relieved by passing gas. Which fermentation byproduct is most likely responsible?

Answer: Hydrogen and methane gas

Microbial fermentation of undigested carbohydrates produces hydrogen and methane gases, which accumulate and cause bloating.