Lab: Perch Anatomy Flashcards
What is #1? Function?
Head; houses eyes ,nares, and mouth
What is #2? Function?
Eye; receive visual stimuli/ adapted for life in water
What is #3? Function?
Nares; allow water to enter oral cavity
What is #4? Function?
Mouth; contains the mandible and maxilla/ lined with teeth
What is #5? Function?
Operculum; covers and protects soft gills underneath
What is #6? Function?
Pectoral fin; allow for direction change while swimming
What is #7? Function?
Anterior Dorsal Fin; provides stability when moving
What is #8? Function?
Posterior Dorsal Fin; provides stability when moving
What is #9? Function?
Caudal fin; moves side to side to propel fish in water
What is #10 ? Function?
Pelvic fin; assist in directional movements/ stability
What is #11 ? Function?
Anal fin; stability during swimming
What is #12 ? Function?
Lateral Line; sense organ that detects changes in pressure, movement, and vibration
What is #13 ? Function?
Gills; absorb oxygen and expel carbon dioxide (similar to lungs)
What is #14? Function?
Skull; protects/supports sensory structures and brain
What is #15 ? Function?
Vertebrae; provide support for spinal cord and attachment for myomeres
What is #16 ? Function?
Spines; Move for swimming
What is #17 ? Function?
Teeth; grasp food during feeding and guide food to esophagus