ANAT LEC: COMPARATIVE DIGESTIVE SYSTEM Flashcards

1
Q

This animal has an esophagus voluntary to the heart.

A

Horse

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2
Q

This animal has an esophagus voluntary throughout and is dilatable.

A

Ox/ sheep

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3
Q

The esophagus of this animal is voluntary until the cardia.

A

Pig

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4
Q

The esophagus of this animal is voluntary throughout and has ventral constriction called __________.

A

Dog
Isthmus oesophagi

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5
Q

What is the capacity of the horses’ stomach and what do you call the one that separates the glandular from non- glandular region?
What don you call the non- glandular extremity of it?

A

Horse
Margo plicatus
Saccus caecus

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6
Q

The stomach of this animal has 2 gallons capacity and the left extremity has a blind pouch called ____________?

A

Pig
Diverticulum ventriculi

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7
Q

The stomach of this animal is described as having 4 pints or pear shaped and is distensible.

A

Dog

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8
Q

What type of stomach does ruminants have?
How about monogastric animals?

A

Compound stomach
Simple stomach

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9
Q

What are the parts of compound stomach?

A
  • rumen
    -reticulum
    -omasum
    -abomasum
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10
Q

A.k.a paunch; it occupies ________ half of the abdominal cavity (____th intercostales space to the pelvic inlet)
Fq: what are the mucus membrane present in this?

A
  • Rumen
  • 7th
  • foliate, filiform, club-shaped
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11
Q

A.k.a honeycomb; most anterioir and smallest of non-glandular region; located ________ side of median plane opposite ribs _____, _____, ______

A
  • reticulum
  • left
  • 6, 7, 8
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12
Q

A.k.a manyplies, book/ bible; located at _______ side of mid- line (____th to _____th ribs)

A

Omasum
Right
7th to 11th

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13
Q

A.k.a true stomach or renet; lies on abdominal floor; anterioir end of fundus _______ region

A

Abomasum
Xiohoid

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14
Q

The milk in young cattle curdles because of the enzyme?

A

Rennin

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15
Q

What consist the proventriculi?

A

rumen, reticulum, and omasum?

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16
Q

Mucous membrane of the interior of compound stomach.

A

Stratified squamous epithelium

17
Q

What are the glandular stomach of ruminant?

A

Rumen, reticulum, omasum

18
Q

What consist the glandular stomach of ruminants?

19
Q

What do you call the junction where the esophagus enter the stomach? Where is it situated?

A

Atrium ventriculi
8th, 9th rib

20
Q

It functions as a fermentation trap

21
Q

When liquids passes through the omasum without passing the proventriculi?

A

Esophageal groove

22
Q

What is the flow of esophageal groove?

A

BODFI
backward, outward, downward, forward, inward

23
Q

How many feet is the horses’ small intestine?
How many inches is it from the pylorus?
Its duodenum has a pouch called?
What ducts open to the previous answer?
What duct opens on a small papilla opposite to the answer above?

A

70ft
6
Diverticulum duodeni
Ventral pancreatic and hepatic duct
Dorsal/ accessory duct

24
Q

How long is the ox small intestine?
The duodenum commences at a ________?
The ________ duct opens in the ventral part.
Does it have ventral pancreatic duct?
The ___________ duct opens 1 foot further back.

A

130ft
Sigmoid flexure
Bile
No
Dorsal pancreatic duct

25
How long is the sheep’s small intestine? The ______ duct combines with _______ to form common bile duct. The ________ bile duct opens into the duodenum about 1foot from the pylorus.
80ft Bile duct, ventral pancreatic duct Common bile duct (1ft from pylorus)
26
How long is the pig’s small intestine? _________ duct opens 2 in from pylorus. A single pancreatic duct opens _____ inches beyond this.
60ft Bile duct 5inches
27
The dog’s small intestine is ______ft in length. Bile duct and ventral pancreatic duct open _____in beyond the pylorus. The dorsal pancreatic duct opens _____inches further back.
13ft 2inches 2 inches