The Digestive System: Mouth Functions
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Questions and Answers

What is the primary function of incisors in the digestive process?

  • Grinding
  • Tearing
  • Biting (correct)
  • Cushing

In the ruminant animal's stomach, which chamber is responsible for partial digestion of grass?

  • Rumen (correct)
  • Omasum
  • Reticulum
  • Abomasum

Which enzyme is responsible for breaking down starch into maltose in the mouth of monogastric animals?

  • Pepsin
  • Lipase
  • Amylase (correct)
  • Trypsin

What is the role of saliva in the digestive process besides enzyme secretion?

<p>Acting as a lubricant (B)</p> Signup and view all the answers

What is the function of premolars in the digestive system?

<p>Grinding (A)</p> Signup and view all the answers

The process by which food is moved from the mouth to the stomach through involuntary muscular contractions is known as:

<p>Peristalsis (A)</p> Signup and view all the answers

What is the main cause of bloat in cattle according to the text?

<p>Foam formation due to white clover in early grass (C)</p> Signup and view all the answers

Which chamber of the ruminant regurgitates food back to the mouth for further chewing?

<p>The reticulum (C)</p> Signup and view all the answers

What role does the small intestine play in digestion?

<p>Breaking down proteins and aiding the final stage of digestion (A)</p> Signup and view all the answers

In symbiosis, what is the relationship between bacteria and cows in the rumen?

<p>Bacteria feed off cellulose and provide cows with glucose (B)</p> Signup and view all the answers

What would a vet typically do to treat bloat in cattle?

<p>Administer an antacid solution (C)</p> Signup and view all the answers

What condition in cattle can result from rumen pH falling below a pH of 5?

<p>Excessive gas production (B)</p> Signup and view all the answers

Where does the majority of reabsorption of nutrients occur?

<p>Ileum (A)</p> Signup and view all the answers

What is the primary function of the large intestine?

<p>Reabsorption of water (B)</p> Signup and view all the answers

What is the primary function of the liver in monogastric animals like pigs and humans?

<p>Energy storage as glycogen (B)</p> Signup and view all the answers

Which organ converts excess ammonia into urea to be excreted?

<p>Liver (C)</p> Signup and view all the answers

What is the primary adaptation in chickens for feeding?

<p>Beak (C)</p> Signup and view all the answers

Where are bile and pancreatic juices secreted in the digestive system?

<p>Duodenum (B)</p> Signup and view all the answers

In young ruminants, where is milk brought for digestion initially?

<p>Abomasum (C)</p> Signup and view all the answers

What happens in monogastric animals when energy levels are low?

<p><strong>Glycogen is stored as glucose</strong> (B)</p> Signup and view all the answers

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