Dissections. Ascaris Ascaris male - internal (whole)
Respiration. Jawless Fishes Gills - pore-like openings 7 pairs of gill pouches in lamprey 5-15 pairs of gill pouches in hagfish, but varying numbers.
Invertebrate Zoology Lecture 6: Phylum Cnidaria, Part 1.
Chapter 8 - Fish. Nice body So many fish in the sea Dinner anyone? Is This Really Going to be on the Test?! 500 400 300 200 100 200 300 400 500 100 200.
Fish Live in salt, brackish and freshwater Cold Blooded – body temp matches surroundings.
Chordates and Vertebrates. Chordates The notochord is an elongate, rod- like, skeletal structure dorsal to the gut tube and ventral to the nerve cord.
Bony Fish. Class Osteichthyes Includes all bony fishes Cold-blooded vertebrates Largest class of all vertebrates Accounts for 96% of all fish.
