digestive system Flashcards
prehension means
the act of taking food into mouth (eating)
anml’s teeth and jaw are
tailored to diet
initial set of teeth is called
deciduous teeth
3 classifications of teeth are
molars
premolars
incisors
incisors are used for
main teeth
- bites food
canine teeth are
strongest, used for biting food
premolars and molars are used for
crushing and grinding fruits
how many salivary glands do DOGS have
4 total
- 3 main + zygomatic
name the 3 main salivary glands
parotid, mandibular(submaxillary), sublingual
exocrine glands
produce product -> transported into digestive tract by epithelial-lined duct
tongue is made of
skeletal muscle
tongue’s central area is
dorsally pressed on hard palate
epiglottis
protects LARYNX when swallowing
peristalsis
propels food(bolus) through esophagus w/coordinated muscle contraction
stomach is divided into how many regions
5
cardia (stomach)
esophagus-related area of inlet
fundus
stomach’s pouch-like end
- allows for growth
folds in stomach is called ____ and allows
rugae
- expansion after large meal
Liver produces___ which is a ___ in the _____
bile
fluid
gallbladder
gallbladder and liver interact through
the common bile duct
Ileocecal sphincter
-opens to allow mvt into colon
- closes to prevent backflow into SI
where is the ileocecal sphincter located
end of ILEum - ILEocecal
cecum
blind pouch off the colon
rectum
end of intestinal tract
