| 1) _erte _ r _ _ |
|
small bones making up the backbone |
| 2) _ ran _ _ m |
|
bony protection covering the brain |
| 3) a _ nath _ |
|
class containing hagfish & lampreys |
| 4) _ ho_d _ _ ch _ h _ e _ |
|
class containing sharks & rays |
| 5) _ ste _ ch _ h _ es |
|
class of bony fish |
| 6) ar _ h _ _ |
|
bony supports for the gills |
| 7) l _ _ _ ral |
|
line system that detects vibrations in the water |
| 8) h _ gfi _ _ |
|
jawless marine fish that feed on dead fish |
| 9) la _ _ re_ |
|
jawless and sometimes parasitic fish |
| 10) ex _ e _ _ a _ |
|
fertilization in jawless fish |
| 11) _ _ _ _ ila_e |
|
flexible protein material in the skeleton of sharks |
| 12) p _ a _ oid |
|
toothlike scales on sharks |
| 13) _ _ c _ oral |
|
fins on sharks that appear like wings of an airplane |
| 14) o_f _ _ _ o _ y |
|
responsible for the shark’s acute sense of smell |
| 15) _ a _ |
|
flattened bat like fish with a skeleton of cartilage |
| 16) sl _ t _ |
|
openings into the gills on cartilagenous fish |
| 17) c _ _ _ _ ers |
|
modified pelvic fins of male sharks used to transfer sperm |
| 18) _ er _ h |
|
example of a ray finned fish |
| 19) o_er _ _ l _ _ |
|
bony covering over the gills of bony fish |
| 20) _a _ d _ l |
|
tail fin |
| 21) _iv _ _ |
|
organ that secretes bile to digest fats |
| 22) a _ t _ ri _ s |
|
carry blood away from the heart |
| 23) vein _ |
|
return blood to the heart |
| 24) _ t_iu _ |
|
heart chamber that receives blood bck form the heart |
| 25) _e _ t _ icl _ |
|
pumping chamber of the heart |
| 26) co _ _ te _ _ urr _ nt |
|
movement of blod across a fish’s gills for maximum absorption of oxygen |
| 27) b _ oyan _ _ |
|
property that the swim bladder gives to a fish |
| 28) _ er _ _ rum |
|
forebrain |
| 29) c _ r _ _ _ llum |
|
hindbrain |
| 30) spa _ _ in _ |
|
reproductive behavior where fish build nests and lay their eggs |
