Gut Contractions and Peristalsis Quiz

Constrictions that occur every few centimeters in the gut wall, lasting only 5 to 30 seconds (correct)

Constrictions that last for minutes at a time

Constrictions that occur only in the large intestine

Constrictions that occur randomly and unpredictably throughout the gut wall

To prevent the contents of the gut from moving

To chop and shear the contents of the gut

To propel the contents of the gut (correct)

To mix the contents of the gut

They are faster in the small intestine than in the large intestine

They are modified for proper propulsion and mixing in different parts of the gastrointestinal tract (correct)

They are the same throughout the entire tract

They are slower in the small intestine than in the large intestine