Multiple choice

A bolus is

  1. a mass of crushed food moistened with saliva

  2. the semisolid material resulting from partial digestion in the stomach

  3. the milky emulsified fat absorbed from small intestine

  4. an indigestible material that helps in movement and absorption
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A bolus is a mass of food that (with animals that can chew) has been chewed at the point of swallowing. Under normal circumstances, the bolus then travels down the oesophagus to the stomach for digestion. 

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