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MODULE 3 - Gastrointestinal System > COMPARATIVE ANATOMY - Equine Digestive System > Flashcards

COMPARATIVE ANATOMY - Equine Digestive System Flashcards

1
Q

Are equids foregut or hindgut fermenters?

A

Hindgut fermenters

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2
Q

What type of stomach do equids have?

A

Equids have monogastric stomachs

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3
Q

Where in the abdominal cavity is the equine stomach located?

A

The equine stomach is located in the left cranial abdomen completely covered by the ribcage

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4
Q

What are the non-glandular regions of the equine stomach?

A

Cardia
Fundus

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5
Q

What are the glandular regions of the equine stomach?

A

Corpus
Pylorus

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6
Q

What separates the non-glandular and glandular regions of the equine stomach?

A

Margo plicatus

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7
Q

What is the collective name for the ascending and transverse colon in equids?

A

Large colon

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8
Q

What is the name for the descending colon in equids?

A

Small colon

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9
Q

What are the four limbs of the equine large colon?

A

Right ventral colon
Left ventral colon
Left dorsal colon
Right dorsal colon

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10
Q

Which flexure lies between the right and left ventral colon?

A

Ventral diaphragmatic flexure

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11
Q

Which flexure lies between the left ventral and left dorsal colon?

A

Pelvic flexure

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12
Q

Which flexure lies between the left and right dorsal flexure?

A

Dorsal diaphragmatic flexure

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13
Q

Which structure is often a site of colon obstruction in equids?

A

Pelvic flexure

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14
Q

What are taenial bands?

A

Taenial bands are bands of longitudinal muscle that extend around the circumference of the equine large colon

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15
Q

What is the name of the sacculated structures seen on the equine large colon?

A

Haustra

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16
Q

What is the function of the taenial bands and the haustra?

A

Taenial bands and haustra subdivide the large intestine into fermentation chambers to allow for a more controlled fermentation process

17
Q

What are the four equine liver lobes?

A

Left lobe
Quadrate lobe
Right lobe
Caudate lobe

18
Q

(T/F) Equids do not have a gallbladder

A

TRUE

19
Q

Where is bile stored within equine species?

A

Bile is stored within wide ducts

MODULE 3 - Gastrointestinal System (17 decks)

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