Biology 112 - Chapter 23

Front 1

MUTILCELLED HETEROTROPH WITH UNWALLED CELLS. MOST INGEST FOOD AND ARE MOTILE DURING AT LEAST PART OF THE LIFE CYCLE

Back 1

ANIMAL

Front 2

HAVING PAIRED STRUCTURES SO THE RIGHT AND LEFT HALVES ARE MIRROR IMAGES.

Back 2

BILATERAL SYMMETRY

Front 3

EVOLUTIONARY TREND TOWARD HAVING A CONCENTRATION OF NERVE AND SENSORY CELLS AT THE HEAD END

Back 3

CEPHALIZATION

Front 4

BODY CAVITY LINED WITH TISSUE DERIVED FROM MESODERM

Back 4

COELOM

Front 5

LINEAGE OF BILATERAL ANIMALS IN WHICH THE SECOND OPENING ON THE EMBYRO SURFACE DEVELOPS INTO A MOUTH

Back 5

DEUTEROSTOMES

Front 6

OUTERMOST TISSUE LAYER OF AN ANIMAL EMBRYO

Back 6

ECTODERM

Front 7

INNERMOST TISSUE LAYER OF AN ANIMAL EMBRYO

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ENDODERM

Front 8

ANIMAL THAT DOES NOT HAVE A BACKBONE

Back 8

INVERTEBRATE

Front 9

MIDDLE TISSUE LAYER OF A THREE-LAYERED ANIMAL EMBRYOS

Back 9

MESODERM

Front 10

LINEAGE OF BILATERAL ANIMALS IN WHICH THE FIRST OPENING ON THE EMBRYO SURFACE DEVELOPS INTO A MOUTH

Back 10

PROTOSTOMES

Front 11

UNLINED BODY CAVITY AROUND THE GUT

Back 11

PSEUDOCOELOM

Front 12

HAVING PARTS ARRANGED AROUND A CENTRAL AXIS, LIKE THE SPOKES OF A WHEEL

Back 12

RADIAL SYMMETRY

Front 13

HAVING A BODY COMPOSED OF SIMILAR UNITS THAT REPEAT ALONG ITS LENGTH

Back 13

SEGMENTATION

Front 14

HYPOTHESIS THAT THE FIRST ANIMALS EVOLVED FROM A COLONIAL PROTIST

Back 14

COLONIAL THEORY OF ANIMAL ORIGIN

Front 15

GROUP OF TINY MARINE ANIMALS HAVING A SIMPLE ASYMMETRICAL BODY AND A SMALL GENOME; CONSIDERED AN ANCIENT LINEAGE.

Back 15

PLACOZOANS

Front 16

ANIMAL THAT MAKES BOTH EGGS AND SPERM.

Back 16

HERMAPHRODITE

Front 17

SEXUALLY IMMATURE STAGE IN SOME ANIMAL LIFE CYCLES

Back 17

LARVA

Front 18

AQUATIC INVERTEBRATE THAT HAS NO TISSUES OR ORGANS AND FILTERS FOOD FROM THE WATER

Back 18

SPONGE

Front 19

ANIMAL THAT FILTERS FOOD FROM WATER AROUND IT

Back 19

SUSPENSION FEEDER

Front 20

RADICALLY SYMMETRICAL INVERTEBRATE WITH THE TWO TISSUE LAYERS; USES TENTACLES WITH STINGING CELLS TO CAPTURE FOOD.

Back 20

CNIDARIAN

Front 21

STINGING CELL UNIQUE TO CNIDARIANS.

Back 21

CNIDOCYTE

Front 22

A SACLIKE GUT THAT ALSO FUNCTIONS IN GAS EXCHANGE.

Back 22

GASTROVASCULAR CAVITY

Front 23

OF SOFT-BODIED INVERTEBRATES, A FLUID-FILLED CHAMBER THAT CONTRACTILE CELLS EXERT FORCE ON.

Back 23

HYDROSTATIC SKELETON

Front 24

DECENTRALIZED MESH OF NERVE CELLS THAT ALLOWS MOVEMENT IN CNIDARIANS.

Back 24

NERVE NET

Front 25

BILATERALLY SYMMETRICAL INVERTEBRATE WITH ORGANS BUT NO BODY CAVITY; FOR EXAMPLE, A PLANARIAN OR TAPEWORM.

Back 25

FLATWORM

Front 26

SEGMENTED WORM WITH A COELOM, COMPLETE DIGESTIVE SYSTEM, AND CLOSED CIRCULATORY SYSTEM.

Back 26

ANNELID

Front 27

CIRCULATORY SYSTEM IN WHICH BLOOD FLOWS THROUGH A CONTINUOUS NETWORK OF VESSELS; ALL MATERIALS ARE EXCHANGED ACROSS THE WALLS OF THOSE VESSELS.

Back 27

CLOSED CIRCULATORY SYSTEM

Front 28

MOLLUSK WITH A HINGED TWO-PART SHELL

Back 28

BIVALVE

Front 29

PREDATORY MOLLUSK WITH A CLOSED CIRCULATORY SYSTEM, MOVES BY JET PROPULSION.

Back 29

CEPHALOPOD

Front 30

MOLLUSK IN WHICH THE LOWER BODY IS A BROAD "FOOT".

Back 30

GASTROPOD

Front 31

INVERTEBRATE WITH A REDUCED COELOM AND A MANTLE.

Back 31

MOLLUSK

Front 32

SYSTEM IN WHICH HEMOLYMPH LEAVES VESSELS AND SEEPS THROUGH TISSUES BEFORE RETURNING TO THE HEART.

Back 32

OPEN CIRCULATORY SYSTEM

Front 33

PERIODIC SHEDDING OF AN OUTER BODY LAYER OR PART

Back 33

MOLTING

Front 34

CYLINDRICAL WORM WITH A PSEUDOCOELOM.

Back 34

ROUNDWORM

Front 35

OF SOME ANTHROPODS, SENSORY STRUCTURE ON THE HEAD THAT DETECTS TOUGH AND ODOR.

Back 35

ANTENNA

Front 36

INVERTEBRATE WITH JOINTED LEGS AND A HARD EXOSKELETON THAT IS PERIODICALLY MOLTED.

Back 36

ARTHROPOD

Front 37

OF SOME ARTHROPODS, A MOTION-SENSITIVE EYE MADE UP OF MANY IMAGE-FORMING UNITS.

Back 37

COMPOUND EYE

Front 38

HARD EXTERNAL PARTS THAT MUSCLES ATTACH TO AND MOVE.

Back 38

EXOSKELETON

Front 39

DRAMATIC REMODELING OF BODY FORM DURING THE TRANSITION FROM LARVA TO ADULT.

Back 39

METAMORPHOSIS

Front 40

LAND-DWELLING ARTHOOPODS WITH NO ANTENNAE AND FOUR PAIRS OF WALKING LEGS; SPIDERS, SCORPIONS, MITES, AND TICKS.

Back 40

ARACHNIDS

Front 41

ARTHROPOD GROUP WITH SPECIALIZED FEEDING STRUCTURES (CHELICERAE) AND NO ANTENNAE; ARACHNIDS AND HORSESHOE CRABS.

Back 41

CHELICERATES

Front 42

MOSTLY MARINE ARTHROPODS WITH A CALCIUM-HARDENED CUTICLE AND TWO PAIRS OF ANTENNAE; FOR EXAMPLE, LOBSTERS, CRABS, KRILL, AND BARNACLES.

Back 42

CRUSTACEANS

Front 43

LONG-BODIED TERRESTRIAL ARTHOPODS WITH ONE PAIR OF ANTENNAE AND MANY SIMILAR SEGMENTS; CENTIPEDES AND MILLIPEDES.

Back 43

MYRIAPODS

Front 44

MOST DIVERSE ARTHOPOD GROUP; MEMBERS HAVE SIX LEGS, TWO ANTENNAE, AND, IN SOME GROUPS, WINGS.

Back 44

INSECTS

Front 45

INVERTEBRATES WITH A WATER-VASCULAR SYSTEM AND HARDENED PLATES AND SPINES EMBEDDED IN THE SKIN OR BODY.

Back 45

ECHINODERMS

Front 46

OF ECHINODERMS, A SYSTEM OF FLUID-FILLED TUBES AND TUBE FEET THAT FUNCTION IN LOCOMOTON.

Back 46

WATER-VASCULAR SYSTEM

Front 47

TRUE OR FALSE???

ANIMAL CELLS HAVE CHITIN WALLS

Back 47

FALSE

Front 48

A COELOM IS A _____________________.

Back 48

LINED BODY CAVITY

Front 49

CNIDARIANS ALONE HAVE _________________.

Back 49

CNIDOCYTEA

Front 50

FLUKES ARE MOST CLOSELY RELATED TO _______________.

Back 50

TAPEWORMS

Front 51

WHICH GROUP HAS SIX LEGS AND TWO ANTENNAE?

Back 51

INSECTS

Front 52

THE _____________ARE MULLUSKS WITH A HINGED SHELL.

Back 52

BIVALVES

Front 53

__________HAVE THE SMALLEST GENOME OF ALL LIVING ANIMALS.

Back 53

PLACOZOANS

Front 54

WHICH OF THESE GROUPS INCLUDES THE MOST SPECIES?

PROTOSTOMES

ROUNDWORMS

ARTHOPODS

MOLLUSKS

Back 54

PROTOSTOMES

Front 55

THE ____________ INCLUDE THE ONLY WINGED INVERTEBRATES.

Back 55

ARTHOPODS

Front 56

THE __________ MOVE ABOUT ON TUBE FEET.

Back 56

ECHINODERMS

Front 57

ANNELIDS AND CEPHALOPODS HAVE A(N)______ CIRCULATORY SYSTEM.

Back 57

OPEN

Front 58

A PUPA FORMS DURING THE LIFE CYCLE OF SOME _____________.

Back 58

INSECTS

Front 59

COMPLETE GUT, PSEUDOCOELOM

Back 59

ROUNDWORMS

Front 60

TUBE FEET, SPINY SKIN

Back 60

ECHINODERMS

Front 61

SIMPLEST ORGAN SYSTEMS

Back 61

FLATWORMS

Front 62

BODY WITH LOTS OF PORES

Back 62

SPONGES

Front 63

JOINTED EXOSKELETON

Back 63

ARTHOPODS

Front 64

MANTLE OVER BODY MASS

Back 64

MOLLUSKS

Front 65

SEGMENTED WORMS

Back 65

ANNELIDS

Front 66

TENTACLES WITH STINGING CELLS

Back 66

CNIDARIANS

Front 67

MOLLUSKS INCLUDE: GASTROPODS (SNAILS), BIVALVES (SCALLOPS), CEPHALOPODS (SQUIDS, OCTOPUSES)

Back 67

CHELICERATES INCLUDE: HORSESHOE CRABS AND THE TERRESTRIAL ARACHNIDS(SPIDERS, SCORPIONS, TICKS, MITES).

Front 68

CRUSTACEANS ARE THE MOST ABUNDANT ARTHROPODS IN THE SEAS

Back 68

CENTIPEDES AND MILLIPEDES ARE MYRIAPODS.

Front 69

INSECTS INCLUDE THE ONLY WINGED INVERTEBRATES. SOME SERVE AS DECOMPOSERS AND POLLINATORS; OTHERS HARM CROPS AND TRANSMIT DISEASES.

Back 69

ANNELIDS ARE SEGMENTED WORMS. THEY HAVE A CLOSED CIRCULATORY SYSTEM AND DIGESTIVE, SOLUTE-REGULATING, AND NERVOUS SYSTEMS EXTEND THROUGH COELOMIC CHAMBERS.

Front 70

ANIMALS ARE MULTICCELLED HETEROTROPHS THAT DIGEST FOOD INSIDE THEIR BODY. MOST HAVE AN EMBRYO OF 3 LAYERS: ECTODERM, ENDODERM, MESODERM.

Back 70

CNIDARIANS HAVE RADIAL SYMMETRY, BUT MOST ANIMALS HAVE BILATERAL SYMMETRY AND UNDERWENT CEPHALIZATION.

Front 71

THE COLONIAL THEORY OF ANIMAL ORIGINS STATES THAT ANIMALS EVOLVED FROM A COLONIAL PROTIST.

Back 71

PLACOSOANS, THE SIMPLEST LIVING ANIMALS

Front 72

SPONGES HAVE POROUS BODIES WITH NO TISSUES OR ORGANS. THEY ARE SUSPENSION FEEDS-FILTER FOOD THROUGH WATER. EACH IS HERMAPHRODITE-PRODUCING BOTH EGGS AND SPERM.

Back 72

CNIDARIANS-JELLIES, CORALS & SEA ANEMONES ARE CARNIVORES WITH 2 TISSUE LAYERS. THEY USE CNIDOCYTES TO CAPTURE PREY.CNIDARIANS HAVE A HYDROSTATIC SKELETON. A NERVE NET GIVES COMMMANDS TO CONTRACTILE CELLS THAT REDISTRIBUTE FLUID AND CHANGE THE BODY'S SHAPE.