Other Body Parts Involved in Digestion (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 liver's most significant digestive role?
What is the liver's most significant digestive role?
Producing bile
Which harmful substances does the liver detoxify?
Which harmful substances does the liver detoxify?
Toxins, alcohol & drugs
What gives bile its yellow-green colour?
What gives bile its yellow-green colour?
Bile pigments from red blood cells
What is emulsification in digestion?
What is emulsification in digestion?
Breaking fat globules into droplets
Where is the gall bladder located?
Where is the gall bladder located?
Beneath the liver
What does sodium hydrogen carbonate in pancreatic juice do?
What does sodium hydrogen carbonate in pancreatic juice do?
Neutralises acidic chyme
What does lipase break down?
What does lipase break down?
Fats to fatty acids & glycerol
At what pH do pancreatic enzymes work best?
At what pH do pancreatic enzymes work best?
pH 7-8 (alkaline)
What are villi and microvilli?
What are villi and microvilli?
Projections that increase surface area
What is the ileum's approximate surface area?
What is the ileum's approximate surface area?
200 square metres
How are fat-soluble nutrients transported from the ileum?
How are fat-soluble nutrients transported from the ileum?
Via lacteals to bloodstream
What do gut bacteria in the large intestine break down?
What do gut bacteria in the large intestine break down?
Undigested plant material/cellulose