10 Questions
What is the primary function of villi in the small intestine?
To increase surface area for digestion and absorption
Which part of the small intestine is responsible for the absorption of sugars, amino acids, and fatty acids?
Jejunum
What is the process responsible for food and liquid movement in the upper and lower gastrointestinal tract?
Peristalsis
What is the function of the large intestine?
Dehydrates digested food
Which section of the large intestine temporarily stores stool before passing it to the rectum?
Sigmoid colon
What is the primary function of the rectum?
Stores stool temporarily and signals for bowel movement
What is a possible function of the appendix?
Storage of good bacteria
What mechanism is responsible for nutrient absorption in the small intestine?
Multiple methods including simple diffusion, facilitated diffusion, and active transport
What is the role of good bacteria in digestion?
Break down undigested polysaccharides and produce gases
What is the significance of peristalsis in the gastrointestinal tract?
Facilitates food and liquid movement through muscular contractions
Test your knowledge of the lower gastrointestinal tract anatomy, including the small intestine, large intestine, and anus. Explore the functions of these organs in digestion, nutrient absorption, and waste elimination.
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