Pigs Flashcards
What deciduous teeth are considered ‘needle teeth’
Deciduous I3 and canines
What is the dental formula of an adult pig?
2 (I 3/3 C 1/1 P 4/4 M 3/3) = 44
What is the purpose of the rostral bone?
To help facilitate rooting behaviour
Which gland is larger than in the dog (relatively) and what other gland does this obscure, due to its size?
Parotid gland obscures the more medial mandibular salivary gland
What % of the oesophagus is skeletal/ smooth muscle, and are they the caudal/ cranial %
Cranial 90% skeletal muscle
Caudal 10% smooth muscle
What is the dorsal medial blind pouch called in the pig’s stomach?
Diverticulum ventriculi
What is the torus pyloricus
A fatty tissue that narrows the pyloric opening
Which are the longitudinal/ circular muscle - Taenia, haustra?
Taenia - longitudinal
Haustra - circular
How many taenia are located in the pig caecum, resulting in how many rows of haustra around the circumference of the caecum?
3 taenia, resulting in 3 rows of haustra
Define centripetal and centrifugal turns.
Centripetal: towards centre
Centrifugal: towards outer
How many centripetal coils does the ascending colon complete, before the centrifugal coils begin
3.5
How many taeniae does the centripetal portion of the ascending colon have, how many in the centrifugal portion
2, absent in the centrifugal
What structures do the ascending mesocolon and descending mesocolon support?
Ascending mesocolon: spiral loop of ascending colon
Descending mesocolon: descending colon
What portion of the duodenum is covered by brunners glands (produce mucous fluid)
100%
What side of the median plane does the liver lie on?
Right
