Chapter 2 Flashcards

1
Q

What are the three types of digestive processes?

A

Mechanical, Chemical, Enzymatic

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2
Q

Where does digestion start in the body?

A

Mouth

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3
Q

What are the functions of saliva in digestion?

A

Lubrication, Buffering, Enzymatic action

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4
Q

Where does the most extensive digestion and absorption occur in monogastrics?

A

Small intestine

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5
Q

What are the three sections of the small intestine?

A

Duodenum, Jejunum, lleum

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6
Q

Which section of the small intestine receives pancreatic secretions?

A

Duodenum

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7
Q

What are the three sections of the large intestine?

A

Cecum, Colon, Rectum

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8
Q

What are the four compartments of the ruminant gastrointestinal tract?

A

Rumen, Reticulum, Omasum, Abomasum

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9
Q

Which compartment of the ruminant Gl tract is analogous to the gastric stomach?

A

Abomasum

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10
Q

What are the functions of the reticulum in ruminants?

A

Receiving food, Passing food to the omasum, Eructation, Rumination

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11
Q

Where does the bulk of fermentation occur in ruminants?

A

Rumen

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12
Q

What types of microbes are involved in fermentation in the rumen?

A

Anaerobic bacteria, Protozoa, Fungi

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13
Q

Which compartment of the ruminant GI tract regulates flow to the lower gut?

A

Omasum

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14
Q

Where are digestive enzymes first released in ruminants?

A

Abomasum

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15
Q

Which animals are classified as hindgut fermenters?

A

Birds, Pigs, Rabbits

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16
Q

Which part of the digestive system is used for fermentation in hindgut fermenters?

A

Cecum (or Colon)

17
Q

What are the accessory organs of the gastrointestinal tract?

A

Liver, Pancreas, Gall bladder

18
Q

What is the extension of the esophagus in birds called?

A

Crop, Proventriculus

19
Q

Which part of the bird’s digestive tract functions as the mechanical stomach?

A

Gizzard