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trends in Bio > ch 15 Animals > Flashcards

ch 15 Animals Flashcards

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Biology 101 flashcards
1
Q

Main Features of Animals

A
  • Eukaryotes
  • multicellular
  • some heterotrophs
  • obtains energy thru digesting living or dead things
  • specialized tissues
  • can move
  • reproduce sexually mostly
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2
Q

Connective Tissue - Animals

A

type of complex tissue
- used for transport and structual support

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3
Q

Epithelial Tissue - Animals

A

type of complex tissu
- covers internal and external organs
ex skin

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4
Q

Muscle Tissue - animals

A

type of complex tissue
- for body movement

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5
Q

Nervous Tissue - Animals

A

type of complex tissue
- spinal fluid with nerons attahced

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6
Q

name the ways Sexual Reproduction can happen with animals

A
  • internally - humans egg and sperm
  • externally - frogs lay eggs and males fertilize
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7
Q

what is Complete and Incomplete Metaphorsis

A
  • complete = when the juvinile or child version develops to look completely different child to adult
  • incomplete = molting, but juvi still looks like adult in way ex snake
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8
Q

how do animals reproduce asexually and which animal does this

A
  • budding thru mitosis
  • hydras
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9
Q

Parthegenesis

A

unfertilized egg develops into FEMALE offspring

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10
Q

Asymmetrical Organism

A

organism has no pattern when cut in any plane

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11
Q

Radial Symmtry

A

even when cut down any plane

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12
Q

Bilateral Symmetry

A

only even when cut down the middle or one plane

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13
Q

Diploblastic

A

organisms with 2 germ layers

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14
Q

Triploblastic

A

organisms with 3 germ layers

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15
Q

how many tissue layers do Radially symmtrical organism have

A

two - diploblasts

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16
Q

how many tissue layers do Bliateral organisms have

A

three - Triploblkasts

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17
Q

Endoderm

A

inner most germ layer

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18
Q

Mesoderm

A

middle germ layer
- only in Triploblasts

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19
Q

Extoderm

A

outer most germ layer

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20
Q

Coelum

A

body cavity in Triploblasts

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21
Q

Acoelumate

A

Triploblasts with no body cavity (coelum)

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22
Q

Eucoelomates

A

Triploblasts with TRUE COELUM all over the mesoderm

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23
Q

Protostomes

A

organisms first hole (Blastopore) is the mouth

24
Q

Deuterostomes

A

organisms first hole is the anus

25
Q

some characteristics of Sea Sponges

A
  • Phylum Porifera
  • lives in aquatic, marine (salty) areas
  • Asymmetrical
  • NO GERM LAYERS
  • has Osculum where water flows thru
  • invertebrate
26
Q

Choancytes

A

flat inner cells in SPONGES for feeding

27
Q

some characteristics of Jellies and Hydras

A
  • Phylum Cnidarian
  • lives in ONLY marine areas
  • Radial Sym
  • Diploblasts - 2 germ layers
  • invertabrates
28
Q

Jelly Cnidocytes

A

specialized cells that are used to immobolize prey

29
Q

describe Medusa Jelly type

A

the typical looking jelly
- moves
- tentacles coming out of hed

30
Q

describe Polyp Jelly Type

A
  • odesnt move
  • tentacles stick up
31
Q

what is the phylum of Flatworms

A

Phylum Platyhelminthes

32
Q

some characteristics of Platythelminthes

A
  • Triploblasts
  • bilateral
  • protostomes
  • acolelumates
33
Q

what phylum are roundworms in

A

Phylum Nematoda = menatodes
- nema the roundworm

34
Q

some characteristics of roundworms

A
  • triploblasts
  • bilateral
  • protostomes
  • PSEUDOCOELUMATE
35
Q

what does a round worm look like

A
  • tube like but TAPERED at end
36
Q

what phylum are insects in

A

Arthropoda(s)

37
Q

describe characteristics of Arthropods

A
  • triploblasts
  • bilateral
  • protostomes
  • invertebrates
  • incomplete metaphorsis
  • appendages r jointed
  • body is segmented
38
Q

what phylum do octopi and sea snails belong in

A

Molluska

39
Q

some characteristics of Moluska

A
  • triploblasts
  • bilateral
  • protostomes
  • invertebrates
  • MUSCULAAR FOOT
40
Q

Visceral Mass - Mollusks

A

contains the organs

41
Q

Dorsal Mantle - Molluska

A

flap of tissue covering visceral mass

42
Q

Mantle - Mollusks

A

secrets calcium and a carbonate chell

43
Q

characteristics of Annelids

A
  • segmented worms
  • in marine areas
  • triploblasts
  • bilateral
  • protostomes
  • invertebrates
    ex earth worms. leeches
44
Q

Metamerism - Annelids

A

modificatiosn happen separately in each of the segments and perform different fucntions

45
Q

what phylum are sea stars in

A

Echinoderms

46
Q

characteristics of echinoderms

A
  • bilateral as CHILD
  • pentearadial (5 way) as ADULT
  • DEUTEROSTOMES (first hole is anus)
  • calcareulos endoskeleton
  • has water vascular system as their circulatroy system
47
Q

what phylum are mammals, reptiles, fish, birds and amphibians in

A

PHYLUM CHORDATA
CHORDATESS

48
Q

DESCRIBE the general charcteristics of Chordates

A
  • triploblasts
  • bilateral
  • deuterostomes
  • VERTEBRATES (hav back bone)
49
Q

Notochord

A
  • in Chordates becomes the vertebrae
50
Q

Dorsal Hollow Nerve Chord

A
  • in Chordates, becomes spinal cord and brain
51
Q

which phylum has the post anal tail

A

chordates

52
Q

which chordates are Invertabrae

A

Sea SQUIRTS

53
Q

examples of jawless and jawed fish

A

jawless = hagfish, lampreys
jawed = ray-finned fish, lung fish like EELS, SALMON

54
Q

what are reptilians scales made of

A

keratin and wax lipids

55
Q

Endothermic - Birds

A

they generate their own body heat

56
Q

what are the unique characteristics that Mammals have

A
  • hair
  • MAMMARY GLANDS to secrete milk
  • hair to insulate heat and create sensations

trends in Bio (16 decks)

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