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MArine Science Part II
Final Exam Study
48
Science
11th Grade
12/19/2008
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Term
common names for agnathans?
 Definition
hagfish, lamprey
Term
agnathans lack...
 Definition
jaws, scales, fins
Term
how do hagfish feed?
 Definition
hook in mouth, lick dead carcassses
Term
how do hagfish protect themselves?
 Definition
secrete slime
Term
how do lamprey obtain food
 Definition
paracidically suck blood from host
Term
cartilaginous fish include
 Definition
sharks, skates, rays
Term
characteristics of cartilagious fish
 Definition
Term
type of skeleton
 Definition
cartiledge
Term
type of scales
 Definition
denticles, placoid
Term
mouth location
 Definition
underneathe
Term
caudal fin
 Definition
heterocercal
Term
gills
 Definition
5-7 exposed
Term
swimming
 Definition
constant
Term
buoyancy
 Definition
oil and cartiledge
Term
fertilization
 Definition
internal
Term
demersal:
 Definition
bottom of water
Term
charactersits of osteichthyes
 Definition
Term
type of skeleton
 Definition
bones
Term
type of scales
 Definition
ganoid, cycloid, ctenoid
Term
mouth location
 Definition
terminal
Term
caudal fin
 Definition
holocercal
Term
gills
 Definition
operculum
Term
swimming
 Definition
can stop
Term
buoyancy
 Definition
gill bladder
Term
fertilization
 Definition
external
Term
eggs
 Definition
hundreds
Term
what is the study of fish
 Definition
icthyology
Term
what are chromatopores
 Definition
color cells
Term
what are iridophores
 Definition
reflective cells
Term
structural colors
 Definition
silver
Term
warning coloration
 Definition
bright flashy
Term
cryptic coloration
 Definition
camoflauge
Term
disruptive coloration
 Definition
stripes and dots
Term
countershading
 Definition
dark dorsal, light ventral
Term
what are myomeres
 Definition
bands of muscle
Term
what are the functions of white muscle fibers
 Definition
short bursts
Term
red muscle fibers?
 Definition
long distance
Term
function of the gill raker
 Definition
filter food
Term
function of the spiral valve
 Definition
slow down digestion
Term
how do fish maintain their salt balance
 Definition
chloride cells in gills
Term
fish gather in large groups called.
 Definition
schooling
Term
anadramous
 Definition
salt to fresh
Term
catadromous
 Definition
fresh to salt
Term
viviparous
 Definition
live birth
Term
ovoviviparous
 Definition
internal eggs
Term
oviparious
 Definition
lay eggs
Term
what does tetrapod mean?
 Definition
4 legged
Term
where would you find a marine iguana?
 Definition
galapagos islands
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