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Science > Body organization > Flashcards

Body organization Flashcards

1
Q

Body organization

A

Living organism built

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2
Q

Cell

A

Basic unit of life.

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3
Q

Tissue

A

Same cells Perform a function

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4
Q

Heart

A

Pumps Blood

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5
Q

organ

A

Different tissues that perform a function.

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6
Q

organism system

A

Different organs that perform a function

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7
Q

organism

A

Different organs systems perform a function

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8
Q

Animals Need

A

Food,Oxygen
Internal stability-Homeostatis

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9
Q

Locomotion

A

Type of movement

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10
Q

Reproduce

A

To give babies.

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11
Q

Invertebate

A

No skeleton outside skeleton exoskeleton

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12
Q

vertabrate

A

inside skeleton-backbone-Endoskeleton

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13
Q

Asymetrical

A

No symmetry

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14
Q

Radial symetrical

A

Star like

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15
Q

Bilateral

A

Mirror like Same on both sides

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16
Q

ectotherm

A

creature get body heat from the outside and environment.

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17
Q

endotherm

A

get heat from the inside warm blooded

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18
Q

eukarya

A

multicellulers
oxygen
need nutrients

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19
Q

what is porifera?

A

marine sponges
is invertabates
asymetrical
no tissue
no organs
cells
oxygen and food
filter feeders
like sponges

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20
Q

what are the key features of a sponge?

A

is invertabates
asymetrical
no tissue
no organs
cells
oxygen and food
filter feeders
like sponges

21
Q

mollusk

A

have Eye
and are mushy
may have shell and foot

22
Q

crustaceans

A

c5
Has 5 pairs of leg and can have more than 5.
95 percent of them are marines.

23
Q

Insects

A

I3W
3 legs
1 pair of antenna
wings

24
Q

Arachnids

A

A4 4 legs

25
Q

notochard

A

flexible rod vertebral column

26
Q

nerve cord

A

string nerve signal spinal cord

27
Q

pharangeal gill suts

A

gills (fish)

28
Q

backbone

A

vertbral column spinal cord

29
Q

endoskeleton

A

inside skeleten

30
Q

exoskeleton

A

outside skeleton

31
Q

What is Jawless??

A

Cartilage Skeleton

32
Q

what is Cartilaginous??

A

Cartilage Skeleton, Jaws, Scales

33
Q

what is Amphibian Classification??

A

The legs clarify it

34
Q

How many legs do caecilians have??

A

No legs

35
Q

do salamanders have tails??

A

yes they have a tail

36
Q

What are fish
?

A

A fish is an aquatic, craniate, gill-bearing animal that lacks limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups

37
Q

What are Ectothermic?

A

They are cold Blooded

38
Q

How many chamber do reptiles have?

A

They have a 3 chamber heart (except alligators 4 chambers)

39
Q

What adaptations did the reptiles have?

A

They had skin (with scales
for protection, prevents evaporation) kidneys
(concentrated urine-liquid waste), amniotic egg
(leathery shell with internal membranes)

40
Q

What are the characteristics do lizards have?

A

4 legs with clawed toes, tail, ears,
eyelids, 2 lungs; most carnivores; walk/run

41
Q

What characteristics do snakes have?

A

no legs, streamline body, no ears,
no eyelids, 1 lung; carnivores; slither by
muscle contractions.

42
Q

What are turtles?

A

shell (with ribs & backbone) made of
fused scales

beak

herbivores & carnivores

43
Q

What are dinosaurs?

A

earliest vertebrates with legs directly
beneath their bodies

Brachiosaurus walked on 4 legs

Tyrannosaurus rex ran on 2 legs

Ectotherms or First endotherms

First “care for young” behavior

Extinction: 65 million years ago due to asteroid
impact in NE Mexico.

44
Q

what are mammals?

A

a warm-blooded vertebrate animal of a class that is distinguished by the possession of hair or fur, the secretion of milk by females for the nourishment of the young, and (typically) the birth of live young.

45
Q

what are birds?

A

Birds are a group of warm-blooded vertebrates constituting the class Aves, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.

46
Q

What is vertrabrate Evolution?

A

a process that results in changes in the genetic material of a population over time

47
Q

What is endotherm?

A

Internal Heat

48
Q

What is ectotherm?

A

Outer heat

Science (12 decks)

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