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114 Cards in this Set
- Front
- Back
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Asteroidea gas exchange
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dermal branchiae
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locomotion
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tube feet
also for feeding |
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what cleans body surface
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pedicellariae and calc. spines
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Asteroidea digestion
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pyloric stomach
pyloric ceca cardiac stomach |
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which class can automize arms
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Asteroidea
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Sea Daises
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Concentricyloidea
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What is Aristotle's lantern used for?
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feeding
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Bivalvia gill consists of
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2 parts 'demi-branch' are bipectinate
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Lamellibranchia
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"plate gill" family unionidae
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what are labial palps used for
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bivalves use to sort food by size
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which group has symbiotic bacteria on gills?
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Gastropoda
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Is bivalvia sedentary or motile
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sedentary
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Do bivalves have radula?
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no
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What is Rostroconchia?
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extinct group of molluscs. clamlike
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Polyplacophoran disgestive tract
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complete
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polyplacophoran excretory system
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Nephridum
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do polyplacophorans have radula, spircules or ctendia
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yes
calclium spicules bipectiante ctenidia |
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how is the mantle cavity divided
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incurrent/excurrent chambers
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What do ctenidium in molluscs do?
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fx in respiratory and collecting/storing food
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osphradium
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chemoreceptor/tactice receptor
smell |
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mantle cavity
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bn mantle and viscera.
site for excretory, digestive and reproductive system |
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odontophore
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supportive cartilidge like structure
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pulmonate snails breathe through
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pneomostome, no gills
mantle cavity fx as lung |
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which group is important in disease transmission
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gastropods
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afferent blood carries
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deoxygenated blood
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bivalvia marine, fw or terrestrial?
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mostly marine, no terrestrial
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efferent blood carries
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oxygenated blood
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what is hemocoel and which group has it?
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blood in coelom serves as hydrostatic skeleton,
mollusca |
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Radula
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row of sharp chitenous teeth used to scrape algae
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water vascular system
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fluid filled canals for moving/feeding
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opening of water vascular system
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madreporite
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pyloric ceca
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digestive glands
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buccal mass
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odontophore, radula, and muscular mass
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what has a tooth that can extend and inject poison
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cone smails (mollusca)
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Arthropoda exoskeleton made of?
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chitin and calcium salts
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which arthropod group is extinct
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Trilobita
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Ophiuroidea (SC) 3 characteristics
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arms marked off from disk
no suckers body cavity limited to central disk |
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what does the mantle produce
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layers of the shell, periostracum, nacrous, prismaten
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echinodermata symmetry
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Pentameral (except holothuridea)
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echinodermata deuterostome or protostome?
vascular system? |
deuterostome
water vascular system |
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endoskeleton of echinodermata?
motility? |
CaCO2 endoskeleton with ossicles that protrude through body wall,
all marine and sedentary |
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how many legs do insects have? antenna? body parts?
unique char. |
3 pair legs, 1 pr antennae
3 body parts metamorphosis |
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Mollusca char. (3)
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Mantle, radula and foot
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Gastropoda char
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single shell (exc slugs), largest class
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C. Echinoidea
body plan feed |
sea urchin
disk shaped feed on algae, coral polyps and dead animals. use Aristotle's lantern to chew |
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C. Holothuoidea
body supports |
sea cucumber
no rays/arms ossicles in body wall |
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grasshopper exoskeleton made of?
3 features? |
exoskeleton made of sclerites
antenna, modified mouth parts, compound eyes/ocelli |
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Cephalopoda
marine, fw, terr?ctenidia? radula? |
marine only
ctenidia and radula |
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cephalopod Mantle ?
foot? cephalization? |
mantle cavity and foot
high cephalization |
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how do mollusc gills work
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countercurrent exchange
increases eff. of gas exchange b/n blood flow and water. flows in opposite directions |
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largest group of mollucs?
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Gastropoda
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gastropoda marine/fe/terr?
feed? |
marine, fw and terr.
all feeding styles |
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do gastropods have eye?
digestion? |
eyes, tentacle
complete digestive tract |
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which has a hole a monoplacophoran or gastropod/limpit
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limpit
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which group can change sex midlife
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gastropods
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what are columellar muscles resp for?
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protraction/retraction
twisting raising/lower shell |
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gastropod defense
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shell
chemical/tactile (deterrent behavior) distasteful |
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which class has torsion
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gastropoda
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how does the mussel shell grow? what is the oldest part?
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grows by adding concentric layers from umbo
umbo |
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char of bivalvia
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2 valves with dorsal hinge
visceral mass foot |
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Triolbite
body appendages antennae |
extince arthropod
head thorax, abdomen biramous appendages 1 pr antennae |
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Archnida
antennae appendages vascular water conservation breath/respiration |
0 antenna
chelicerae (1st pr app), pedipalps, 4 pair walking legs vascular lamellae for gas exchange malphigian tubles for H2Oconservation book lunh (mod. book gill) |
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extinct arthropod
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trilobite
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tagmatizatio
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fusion of segments
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arthropod exoskeleton made of
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chitin, lipids, tanned proteins
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enstar
echysis |
stage of growth
shedding of skeleton |
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how to arthropods grow
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shed/molt
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arthropod
symmetry? coelom? blood? circulatory system? development? |
coelomate
hemocoel open circulatory metamorphosis |
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arthropod respiration
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tracheal system, gills, book lungs
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water vascular system
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fluid filled canals for moving/feeding
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opening of water vascular system
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madreporite
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pyloric ceca
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digestive glands
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buccal mass
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odontophore, radula, and muscular mass
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what has a tooth that can extend and inject poison
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cone smails (mollusca)
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Arthropoda exoskeleton made of?
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chitin and calcium salts
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which arthropod group is extinct
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Trilobita
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Ophiuroidea (SC) 3 characteristics
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arms marked off from disk
no suckers body cavity limited to central disk |
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what does the mantle produce
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layers of the shell, periostracum, nacrous, prismaten
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echinodermata symmetry
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Pentameral (except holothuridea)
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O. Chilopoda
feed legs appendages |
predators,
1 pr antenna, 1 pr legs per segment 1st pair are claws (poisonous) |
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oldest echinoderms
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crinoidea (lilly like)
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invasive to coral reefs?
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Asteroidea, crown of thorns starfish
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Crinoid feeding?
movement? |
filter feed particles
cirri |
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Ophuroidea feeding?
movement? |
scavengers
ball socket joint |
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echinodermata
cephalization excretory endoskeleton reproduction |
No cephalizaiton No head
no excretory sex/asecual dioecious |
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coelooyte cells do
which phylum has? |
phagocytosis
pigment synthesis transport O2/nutrients wound repair Echinodermata |
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Echinodermata
symmetry water system canals |
5 fold, pentameral symmetry
water vascualr system canals lead to tube feet, help move, maintain shape and pump water |
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crustaceans
antennae body parts larvae appendages |
2 pair antennae
2 body parts, cephalothorax, nauplis larvae biramus appendages |
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3 orders tht aren't insects
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collembola protura dilura
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which phylum is impo ecologically in biomass/nutrient cycling?
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insecta
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ommatidium
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compound eye, the 'little' eyes
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spider digestion
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external
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spiracles
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-opening that leads to tube
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wht contains poinson glands in Araneae (spiders?)
secretes silk? used in mating? breathing? |
chelicerae, spinnerets, pedipalps, trachea (book lungs)
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do chilicerata have antenna
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no
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arachnida body sect?
legs eyes other app |
2 b ody parts, 4 pair legs/eyes
chelicerae and pedipalps |
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O Diplopoda
antennae legs body feed |
1 pr antenna
2 pr legs per segment round body feed on decaying plant matter |
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tympanic membrane
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used to detect sound
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cerci
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sensory structure on grasshopper abdomen
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does male or female grasshopper have ovipositor
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female
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tagmata
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division of body into head, thorax, abdomen
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sclerites
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hardened plates con. by membrane
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ocelli
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do not form images, but sense changesin light intensity
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Asthetes
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sensitive to light polyplacophoran. fx ins ecretin of periostracum
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aplacophora
marine fw or terr segmented or unsegmented scales/spines |
marine, segmented
calcareous spines embedded in cuticle |
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cephalopod
countercurrent mech? ctendia? water circulation? |
no ctrcurrent
ctendia not ciliated water cir. due to empty/refill of mantle cavity, muscle contraction |
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cephalapoda cir system?
blood pigments? # arms/tentacles? brain? |
closed cir. system
hemocyanin 8-10 highly differentiated , learn |
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what has a parasitic larval stage?
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fw clams (glochidia)
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Proces of tanning proteins and group which as it
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sclerotization
arhtropoda |
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3 groups that are not insects
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collembola, protura, diplura
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group that has cyclomorphosis and parthenogensis
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Cladocera,
sc Branchiopda, Crustacea, Artropoda |
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Echinodermata vascular system?
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water vascular system
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Echinodermata excretory system?
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NONE
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Which group uses Aristotles lantern for feeding?
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Echinoidea (sea urchins, sand dollars)
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