External Fish Anatomy

3. The classification for jawless fish
7. Type of fins used by fish for braking and steering
9. Bony fish have a skeleton made of _________
11. The process that takes place in gills, enabling oxygen to be extracted from the water
12. Mouth position which indicates fish prey/scavenge upon food sources below them
14. Mouth position which indicates fish feed on prey above them
15. The part of the gill where diffusion takes place
16. All fish live in _____________
17. The part within the gill chambers that remove solid material passing through the gills
20. Fish with this type of tail swim at slow speeds but are highly maneuverable
23. Cartilaginous fish have a skeleton made of _________
25. The type of vision possessed by fish
26. Fish with this type of tail are very fast and can swim at high speeds for long periods of time. They cant stop or turn easily though!
30. Fish with this type of tail swim at intermediate speeds, with greater maneuverability, and able to accelerate quickly for short periods of time
33. The classification for cartilaginous fish
34. Most fish are covered in _____________
35. The sensitive cells that are found in the lateral line
37. Fin found at the back end of the fish; provides fish with forward movement (determines strength and speed)
38. The purpose of fish scales is to provide them with external ___________
40. All fish use gills to _______________

1. Fish are usually scaleless when they _______
2. The inner ear is used for _____________ and hearing
4. Mouth position which indicates fish chase prey or feed on what is ahead of them
5. While fish don't have an external ear, they do have an __________ ear
6. Fins along the bottom of the fish that act as stabilisers
8. Cartilaginous fish skin are covered with teeth-like _______________
10. Bony fish have a __________ gill opening
13. The lateral line detects _______________ in the water
18. Most fish move using ____________
19. Type of fins used by fish for maneuvering up, down and sideways
21. Bony fish have an _________ that covers their gills
22. The classification term for bony fish
24. All fish are vertebrates, this means they have a ___________
27. Sensory organ of fish that runs along both sides of the fish's body, under it's skin
28. Fish are covered in a layer of _________ which helps prevent infection
29. Fish with this type of tail are cruising fish that swim continuously at a very fast rate
31. Fins along the top of the fish that act as stabilisers
32. The fish nostrils detect __________ in the water
36. Fish with this type of tail cruise at intermediate speeds, with increased maneuverability. Can accelerate quickly!
39. Cartilaginous fish have between five to ___________ gill slits