Bios 1715 Quiz 5 (over weeks 11-12)
Terms in this set (21)
the vertebrates and two marine invertebrate groups (tunicates lancelets)
The phylum Chordata is made up of 3 major taxa:
What is the subphylum of tunicates?
Larval tunicates are free __________ and exhibit all _________ characteristics, but only retain the pharyngeal ________ as sessile ___________. Tunicates are _____-_______ animals with two siphons or _________. Many are found in _______ coral reefs and may exhibit a variety of colors.
What is the Subphylum of Lancelets?
The lancelets are somewhat ____-____ in appearance and exhibit well developed __________ characteristics as both larvae and __________. Lacnelets are found in __________ waters, buried in the sand with their _________ protruding while filter __________. Retention of the notochord and post anal tail allow for _________.
fish, amphibians, reptiles and mammals
Subphylum Vertebrata: The vertebrates include -
Yellow perch (Perca flavescens) is a member of the Family __________ and is related to walleye, sauger, and darters.
The yellow perch's tongue is _______ and has small _______ on it
4 arches on each side
-tooth-like gill rakers
How many gill arches does the yellow perch have? Each arch will have:
On the yellow perch the rakers should be ______ and ______.
The operculum on the yellow perch extract __________ from the water as it passes over them. The branches on the gill filaments is called __________.
On the perch, scales are called _________.
a line on the side of the body running from the operculum to the base of the tail fin. This line is part of the sensory system and allows the fish to detect vibrations in the water.
There are small __________ along the lateral line where water can ________ a canal that runs ___________ the line. There are ________ cells inside the canal. These cells can detect _________ movements.
anchors the fins to the body
small, finger-like projections
-secrete digestive enzymes
large air (or swim) bladder
-this provides buoyancy and the fish is
able to add or remove air from the bladder
muscle appears as stripes running dorsal-ventral. Each of these stripes or segments is a ___________.
2 ; 4
How many chambers does the fish heart have? How many do you have?
-maxilla (the bone in the upper lip)
-mandible (the bone in the lower jaw)
What structures does the yellow perch have in common with humans?