misc Flashcards
What are the functions of the swim bladder
Buoyancy and respiration
What is the function of pneumatic ducts
Connects the swim bladder to the stomach
What effects GIT transit
Temperature
High = fast (birds)
Low = long (reptiles)
What is the function of the pyloric caeca
Secretes digestive enzymes into fish intestines
What are the different shaped stomachs in fish
Y
U
Straight
(Some are absent)
Where is venom come from
Labial salivary glands
What is the shape of a snake stomach
J shaped
What is the splenopancreas
In snakes the pancreas and spleen is fused
How do snakes smell
They have a vomeronasal organ on the tongue that senses food particles
Describe pleurodont teeth
Long roots, weakly attached to mandible
What are testudines teeth
Keratinised beaks
What type of digestion do testudines and some Squamata have
Hindgut fermentation
What is the herbst corpuscles
A water sense receptor on the beak feels water vibrations
What is the function of the crop
Food storage
Where is aves does microbial digestion of food occur
Proventriculus
