10 Questions
What is the composition of intestinal juice?
Slightly alkaline (pH 7.4–7.8)
Which organ in the digestive system releases bile and pancreatic juice into the duodenum?
Pancreas
What structures increase the surface area of the small intestine for digestion and absorption?
Villi and microvilli
In which part of the small intestine are Peyer's patches found?
Ileum
What is the main function of the large intestine in the digestive system?
Storage of feces
Which term describes the circular folds found in the small intestine?
Plicae circulares
What is the pH range of intestinal juice compared to blood plasma?
More alkaline than blood plasma
Which organ covers the duodenum with an adventitia instead of a serosa?
Stomach
Which subdivision of the small intestine is responsible for digestion and absorption?
Jejunum
What structures control the movement of food into the duodenum from the stomach?
Pylorus and feedback signals from the large intestine
Test your knowledge on the composition and function of pancreatic juice, including how the high pH neutralizes acid chyme and how pancreatic proteases are activated in the duodenum. Learn about the important enzymes that support digestion in the small intestine.
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