VetCloud SmartQuiz Flashcards

1
Q

Which layer of the digestive tract is considered to be the “strength layer” for surgery

A

Submucosa

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2
Q

The stomach rotates during development. At the level of the stomach, the ventral primitive Mesentery will become the:

A

Lesser omentum

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3
Q

The dental formula of pigs is similar to dogs; however, pigs have an extra

A

Upper molar

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4
Q

At the pylorus, there is a change in the mucosa. What disappears as you move into the duodenum?

A

Gastric pits

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5
Q

What aspect of colon physiology is common to many species, regardless of species-specific differences in the anatomical structure of the colon

A

Retropulsion / anti peristalsis

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6
Q

Where are the circumanal glands located

A

Cutaneous zone

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7
Q

Colonic “pacemakers” are in involved in ___ but not ___

A

Segmentation; peristalsis

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8
Q

Movement in the frontal and transverse planes of the mandible in ruminants is freer than in carnivores. This lateral movement is due to ruminants having strong (2)

A

-masseter muscle
-pterygoid muscle

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9
Q

The ___ muscle contributes the MOST to the large crushing force of carnivore jaws

A

Temporalis

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10
Q

The round ligament borders the _____ attachment of the liver

A

Faliciform ligament

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11
Q

What is NOT a stimulus for gastric acid secretion

A

Norepinephrine secretion arising from stimulation of sympathetic nerves

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12
Q

Which quadrant of the abdomen do majority of the small intestines reside

A

Left dorsal quadrant

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13
Q

The epithelium of glandular mucosa is

A

Simple columnar epithelium

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14
Q

Enamel extends into the root of which type of teeth

A

Hypsodont

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15
Q

When the jaws come together, the lower canines sit ____ to the upper canines

A

Rostral

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16
Q

What muscle of the rectum SUPPORTS the anus

A

Retractor penis

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17
Q

The __ of the large intestines is blind-ending

A

Caecum

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18
Q

The myenteric plexus of the enteric nervous system co-ordinates

A

Peristalsis

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19
Q

Swelling of the ___ gland can cause proptosis of the eyeball

A

Zygomatic

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20
Q

The root of the mesenteries is the site of origin for the ______ artery

A

Cranial mesenteric

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21
Q

The wall of the abdominal cavity is lined by

A

Parietal peritoneum

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22
Q

What supplies blood to the ileum

A

Cranial mesenteric artery

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23
Q

The caudate ligament is NOT an important attachment of the liver in which species?

A

Pigs

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24
Q

There are ___ Taenia in the caecum of the horse

A

4

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25
Q

Which layer of the tunica mucosa gives rise to glands

A

Epithelium

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26
Q

The ____ muscle is involved in curling the tongue

A

Genioglossus

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27
Q

The early intestinal tube is divided into cranial and caudal loops, based on attached of the yolk sac. The cranial loop does NOT form the

A

Caecum

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28
Q

Sensory visceral afferent nerve endings and cell bodies are NOT found in

A

Serosa

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29
Q

___ are absent in the large intestine

A

Villi

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30
Q

What two structures help contribute to generating negative pressure in the ruminant mouth

A

-lingual torus
-lenticular papilla

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31
Q

The periportal zone has the _____ blood supply, resulting in the area having __________; this is predominately where _____ occurs

A

Best; the best nutrition and oxygenation; oxidative metabolism

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32
Q

What hormone is involved in the extrinsic endocrine control of the GIT

A

Aldosterone

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33
Q

The primary function of the gall bladder is

A

Storage and concentration of bile

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34
Q

During sodium absorption by glucose co-transport, chloride is

A

Absorbed by the paracellular route

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35
Q

Glucose passes through the ____ membrane via _____

A

Basolateral; facilitated diffusion

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36
Q

The pig has a much larger ____ salivary gland than the dog, which covers the more medial ____ gland

A

Parotid; mandibular

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37
Q

The length of the ileum is identified by the presence of an artery on the ____ surface

A

Antimesenteric

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38
Q

What best describes the motility of the proximal region of the monogastric stomach

A

Adaptive relaxation

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39
Q

In the GIT, an increase in parasympathetic stimulation will cause

A

An increase in motility and secretions

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40
Q

Needle teeth in pigs are (2)

A

-i3
-c

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41
Q

What structure do both the deep and superficial layers of the greater omentum attach to, creating the supraomental recess which acts as a sling for the intestines

A

Ventral descending duodenum

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42
Q

The fatty protrusion in the lesser curvature of the pylorus that narrows the pyloric opening in pigs and ruminants is called the

A

Torus pyloricus

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43
Q

Parasympathetic input ____ the smooth muscle membrane, ____ the chance of a slow wave crest reaching the threshold for an action potential

A

Depolarizes; increases

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44
Q

If the enzyme carbonic anhydrase is inhibited, gastric pH will likely

A

Increase

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45
Q

What part of the equine colon connects to the transverse colon

A

Right dorsal colon

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46
Q

As you move aborally (away from the mouth through the duodenum, what structure disappears

A

Pyloric glands

47
Q

The dorsomedial pouch occurring off the fundus in the stomach of pigs is called

A

Diverticulum ventriculi

48
Q

Which part of the pancreas is in the mesoduodenum of the descending duodenum

A

Right lobe

49
Q

The greater pancreatic duct arises from the ____ primordium, while the lesser (accessory) duct arises from the _____ primordium

A

Ventral; dorsal

50
Q

What hormone stimulates pancreatic enzyme secretion, and is released when proteins and fats are present in the small intestine

A

Cholecystokinin (CCK)

51
Q

___ papillae are involved in transduction of taste

A

Vallate

52
Q

Alpha cells secrete

A

Glucagon

53
Q

The lamina propria is a layer of

A

Loose connective tissue

54
Q

Lacteals play a role in the transport of

A

Absorbed fat

55
Q

What organ lies in the retroperitoneal space

A

Kidneys

56
Q

What hormone stimulates the parietal cells in the stomach to release hydrochloric acid

A

Gastrin

57
Q

The innermost layer of the digestive tract is the

A

tunica mucosa

58
Q

What region of the stomach surrounds the entrance of the oesophagus

A

Cardia

59
Q

On the visceral surface of the liver, which lobe is divided from the right lobe by a line running from the caudal vena cava to the gall bladder, and sits between the gall bladder and the left medial lobe

A

Quadrate lobe

60
Q

In which species does the bile duct join the pancreatic duct to form the common bile duct

A

Sheep

61
Q

In general, the term cephalic phase refers to

A

Digestive events occurring BEFORE the ingestion of food, and in response to the CNS stimulation that is brought on by the anticipation of eating

62
Q

Bile secretion is initiated by the presence of food in the ____ and stimulated by the return of ____ to the liver

A

Duodenum; bile acids

63
Q

What part of the equine colon attaches to the caecum

A

Right ventral colon

64
Q

Which primordial germ layer has splanchnic and somatic layers

A

Mesoderm

65
Q

What is a non-enzymatic chemical digestion secretion

A

Hydrochloric acid

66
Q

The vertical median groove in the upper lip is known as the

A

Philtrum

67
Q

Which compartment of the complex stomach has three layers of smooth muscle within laminae

A

Omasum

68
Q

Before entering the intestinal capillaries, all nutrients pass through the

A

Lateral space

69
Q

The superficial layer of the greater omentum arises from the ____ groove of the rumen

A

Left longitudinal groove

70
Q

The stomach exits into the duodenum at the

A

Pylorus

71
Q

Main blood supply to the stomach is from the

A

Left gastric artery

72
Q

Cholecystokinin (CCK) is produced by the ___ cells in the duodenal mucosa

A

Enteroendocrine cells

73
Q

What cell is found in the small intestines of the ruminant but NOT in the carnivore

A

Paneth cells

74
Q

___ tonsils are NOT Present in the carnivore

A

Tubal

75
Q

What is NOT a natural ligand for pancreatic receptors

A

Gastrin

76
Q

Organs supplied by the coeliac artery are derived from the

A

Foregut

77
Q

Internal pudendal arteries supply the ____ and are a branch of the ____

A

-distal rectum and anus
-internal iliac artery

78
Q

True or False: the spiral loop of the ascending colon in cows is sacculated

A

False

79
Q

The outermost layer of the digestive tract is the

A

Tunica serosa

80
Q

What layer is not present in the gall bladder

A

Muscularis mucosae

81
Q

The _____ muscle moves the hyoid and base of tongue rostrally and dorsally during deglutition

A

Geniohyoid

82
Q

What is characteristic of the interdigestive phase of small intestine motility

A

Migrating motility complexes consisting of peristaltic contractions passing over entire length of small intestine

83
Q

The ventral border of the stomach grows ___ than the dorsal border, producing the ___ curvature of the stomach

A

Slower; lesser

84
Q

Which phase of pancreatic secretion is secretin released

A

Intestinal phase

85
Q

____ in the epithelium of the tunica mucosa secretes mucin

A

Goblet cells

86
Q

In the horse, the raised border/ridge between the glandular and non-glandular regions of the stomach is called

A

Margo plicatus

87
Q

What cell type is found in the epithelium of the GIT and is part of the intrinsic endocrine system

A

Enterochromaffin cells

88
Q

Pepsinogen and prorenin are secreted by

A

Chief cells

89
Q

The ___ layer of the tunica muscularis develops first

A

Circular

90
Q

Peyer’s patches are aggregated lymph nodules found in the anti-mesenteric walls of the

A

Ileum

91
Q

Liver lobes of ruminant (4)

A

-single left
-single right
-quadrate
-caudate with small papillary processes

92
Q

Large, non-follicular tonsils that lie in the tonsillar fossa just caudal to the Palatoglossal arches in carnivores is called the

A

Palatine tonsils

93
Q

What glands are also known as the proper gastric glands

A

Fundic glands

94
Q

Beta cells secrete

A

Insulin

95
Q

The ___ muscle opens the jaw when it contracts

A

Digastric

96
Q

Which artery supplies the descending colon

A

Caudal mesenteric artery

97
Q

The presence of fat in the proximal ____ stimulates ____ in the mucosa to produce ____, which signals the gall bladder to contract

A

Duodenum; enteroendocrine cells; cholystokinin (CCK)

98
Q

The descending colon and ascending duodenum are connected by the

A

Duodenocolic fold

99
Q

The superficial and deep layers of the omentum form a sac called the

A

Omental bursa

100
Q

When the stomach is distended, the jejunum is displaced

A

Right and dorsally

101
Q

Liver lobes in the horse (4)

A

-left medial and lateral lobes
-single right lobe
-fluted quadrate lobe
-caudate lobe with NO papillary processes

102
Q

When does full secretory activity of the stomach occur

A

After birth

103
Q

The ___ gland lies in the retromandibular fossa and comes up to the base of the external ear dorsally

A

Parotid

104
Q

Brunner’s glands in the horse extend through

A

The entire length of the duodenum

105
Q

Which sac of the rumen sits in the omental bursa

A

Ventral sac

106
Q

Which surface of the stomach faces the intestines and the spleen

A

Visceral

107
Q

The lamina propria of the oesophagus lacks

A

Glands

108
Q

In the oesophagus, smooth muscle is under the direct control of ____ and striated muscle is innervated by ____

A

Enteric nervous system (myenteric plexus); somatic motor neurons

109
Q

The ____ equine colon has a single Taenia

A

Left dorsal

110
Q

During sodium absorption by glucose co-transport, chloride is absorbed

A

By the paracellular route

111
Q

The deep layer of the grater omentum arises from the ____ groove

A

Right longitudinal

112
Q

Delta cells secrete

A

Somatostatin

113
Q

Anal glands are found in the (2) zones

A

-columnar
-intermediate