The Alimentary Canal: The Small Intestine (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the length of the small intestine?
What is the length of the small intestine?
6 meters
What are the two main parts of the small intestine?
What are the two main parts of the small intestine?
Duodenum and ileum
What is the length of the duodenum?
What is the length of the duodenum?
First 25 cm of small intestine
What is the primary function of the duodenum?
What is the primary function of the duodenum?
Digestion
What role does peristalsis play in the duodenum?
What role does peristalsis play in the duodenum?
Forces food back & forth for digestion
What do cells lining the duodenum produce?
What do cells lining the duodenum produce?
Digestive enzymes
What substances do the liver and pancreas release into the duodenum?
What substances do the liver and pancreas release into the duodenum?
Bile and pancreatic juice
What is the primary function of the ileum?
What is the primary function of the ileum?
Absorption
What are villi?
What are villi?
Infoldings that increase surface area
What does each villus contain?
What does each villus contain?
A lacteal
What is a lacteal filled with?
What is a lacteal filled with?
Lymph
What substances are absorbed into the lacteal?
What substances are absorbed into the lacteal?
Fatty acids and glycerol