VetCloud SmartQuiz Flashcards
Which layer of the digestive tract is considered to be the “strength layer” for surgery
Submucosa
The stomach rotates during development. At the level of the stomach, the ventral primitive Mesentery will become the:
Lesser omentum
The dental formula of pigs is similar to dogs; however, pigs have an extra
Upper molar
At the pylorus, there is a change in the mucosa. What disappears as you move into the duodenum?
Gastric pits
What aspect of colon physiology is common to many species, regardless of species-specific differences in the anatomical structure of the colon
Retropulsion / anti peristalsis
Where are the circumanal glands located
Cutaneous zone
Colonic “pacemakers” are in involved in ___ but not ___
Segmentation; peristalsis
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)
-masseter muscle
-pterygoid muscle
The ___ muscle contributes the MOST to the large crushing force of carnivore jaws
Temporalis
The round ligament borders the _____ attachment of the liver
Faliciform ligament
What is NOT a stimulus for gastric acid secretion
Norepinephrine secretion arising from stimulation of sympathetic nerves
Which quadrant of the abdomen do majority of the small intestines reside
Left dorsal quadrant
The epithelium of glandular mucosa is
Simple columnar epithelium
Enamel extends into the root of which type of teeth
Hypsodont
When the jaws come together, the lower canines sit ____ to the upper canines
Rostral
What muscle of the rectum SUPPORTS the anus
Retractor penis
The __ of the large intestines is blind-ending
Caecum
The myenteric plexus of the enteric nervous system co-ordinates
Peristalsis
Swelling of the ___ gland can cause proptosis of the eyeball
Zygomatic
The root of the mesenteries is the site of origin for the ______ artery
Cranial mesenteric
The wall of the abdominal cavity is lined by
Parietal peritoneum
What supplies blood to the ileum
Cranial mesenteric artery
The caudate ligament is NOT an important attachment of the liver in which species?
Pigs
There are ___ Taenia in the caecum of the horse
4
Which layer of the tunica mucosa gives rise to glands
Epithelium
The ____ muscle is involved in curling the tongue
Genioglossus
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
Caecum
Sensory visceral afferent nerve endings and cell bodies are NOT found in
Serosa
___ are absent in the large intestine
Villi
What two structures help contribute to generating negative pressure in the ruminant mouth
-lingual torus
-lenticular papilla
The periportal zone has the _____ blood supply, resulting in the area having __________; this is predominately where _____ occurs
Best; the best nutrition and oxygenation; oxidative metabolism
What hormone is involved in the extrinsic endocrine control of the GIT
Aldosterone
The primary function of the gall bladder is
Storage and concentration of bile
During sodium absorption by glucose co-transport, chloride is
Absorbed by the paracellular route
Glucose passes through the ____ membrane via _____
Basolateral; facilitated diffusion
The pig has a much larger ____ salivary gland than the dog, which covers the more medial ____ gland
Parotid; mandibular
The length of the ileum is identified by the presence of an artery on the ____ surface
Antimesenteric
What best describes the motility of the proximal region of the monogastric stomach
Adaptive relaxation
In the GIT, an increase in parasympathetic stimulation will cause
An increase in motility and secretions
Needle teeth in pigs are (2)
-i3
-c
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
Ventral descending duodenum
The fatty protrusion in the lesser curvature of the pylorus that narrows the pyloric opening in pigs and ruminants is called the
Torus pyloricus
Parasympathetic input ____ the smooth muscle membrane, ____ the chance of a slow wave crest reaching the threshold for an action potential
Depolarizes; increases
If the enzyme carbonic anhydrase is inhibited, gastric pH will likely
Increase
What part of the equine colon connects to the transverse colon
Right dorsal colon