Which part of the digestive system is primarily responsible for absorption of nutrients?
A. Stomach
B. Small intestine
C. Large intestine
D. Rectum
Which part of the digestive system is primarily responsible for absorption of nutrients?
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B. Small intestine
Pancreatic enzymes break down nutrients to substances that can be absorbed via villi
Stomach: temporary food storage until the acid breaks it down; protein digestion
Large intestine: absorbs water & forms feces for excretion
Rectum: stores feces until defecation