Food Capture/Processing Flashcards
1
Q
What are the 3 main capture methods?
A
- suction
- ram
- manipulation
2
Q
Define suction
A
- neg pressure and buccal pump sucks in
3
Q
Define ram
A
- filter food (swim into food w mouth open)
4
Q
Define manipulation
A
- biting/using teeth
5
Q
Define head gut
A
- mouth and pharyngeal cavity
6
Q
The mouth provides _____ digestion only
A
- mechanical
7
Q
What does the head gut consist of? (5)
A
- jaws
- teeth
- pharyngeal mill
- gill rakers
- epibranchial organ
8
Q
What does the pharyngeal mill do?
A
- grinds food in pharynx
- mechanical breakdown further in mouth
9
Q
Define gill rakers
A
- cross flow rather than dead end filtration
