Gills and Scales Flashcards Preview

Ichthyology and Lab > Gills and Scales > Flashcards

Flashcards in Gills and Scales Deck (6)
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1
Q

Operculum

A

Gill Cover

2
Q

How do fish control the amount of water that enters their bodies?

A

Goes over the gills by opening and closing their buccal cavity and opercular chamber

3
Q

What are the two common ways for water to enter fish?

A
  1. Buccal Pumping

2. Ram Ventilation

4
Q

Buccal Pumping

A

Mouth opens water flows in and over the gills.

5
Q

Ram Ventilation

A

Respiratory flow in which the mouth is opened during swimming, such that water flows through the mouth and across the gills.

6
Q

What are the 4 most common scale types in fish?

A
  1. Ctenoid
  2. Cycloid
  3. Ganoid
  4. Placoid