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105 Cards in this Set

  • Front
  • Back

What kingdom do animals belong to

Animalia

Animals are unicellular or multicellular

multicellular

Are animals Heterotrophs or photoautotrophs

Heterotrophs

Invertebrates

Animals without a backbone

Vertebrates

animals with a backbone

How do animals reproduce

Sexually

How many cells are in a human

Around 50 trillion

Cells specialise for a

Particular function

Groups of cells form tissues by

Cell junction

Most organs are composed of one or more

Tissues

Multicellularity and cell specialisation allow

Great variety

Heterotrophs obtain what from other sources

Organic molecules

Most animals obtain molecules by

Ingestion

Two gametes fuse to form a

Zygote

During differentiation cells begin to

Specialise

What tissue systems allow movement

Nervous and muscle

Neurons receive what and send impulses

Stimuli

What kind of cells contract to cause movement

muscle

The first animals probably arose in the

Sea

Invertabrates evolved from

Protists

Multicellular invertabrates developed from

Colonies of protists

Specialisation in colonies resulted in

Different cell types

How many animal phyla are recognized

Over 30

What makes up a small percent of the kingdom animalia

Vertebrates

Symmetry refers to

A consistent overall pattern of structure

Radial symmetry displays

Top and bottom without front, back, or sides

Example of an animal that displays radial symmetry

A sea star

Most animals display

Surfaces and ends

Dorsal

Top

Ventral

Bottom

Anterior

Head

Posterior

Tail

Bilateral symmetry

Two sided symmetry with like halves

Most bilateral symmetry-displaying animals display

Aphalization

In aphalization, where is the concentration of sensory tissue

The head

Fundamental tissue types in embryo

Germ layers

Germ layers produce

Tissues and organs

What kind of body cavities exist in most animals

Fluid filled

3 things the body cavity does

Separates body wall from digestive system



Allows for movement



Fluid acts as a medium for transport

Animals are classified according to

Body plans and patterns of development

Location of patterns of tree shows

Relationship

Describe sponges (3)

Multicellular


Limited specialization


Lack tissues

Cnidopions and ctenophores have how many tissue layers

2 tissue layers

How many layers of tissue do most animal phyla have

3

What kind of symmetry do most animals display

bilateral

How many diverse phyla of vertebrates are there

10

Greatest number of animal species and numbers

Invertebrates

The 11th phyla of invertebrates

Chordates

Chordates display the dorsal ? ? And ? Pouches

Nerve cord


Pharyngeal

Chordates display a ? Tail

Posterial

Subphylum of chordates

vertebrates

In vertebrae, the notochord develops into the

Vertebral column

What kind of symmetry do invertebrates display

Radial or bilateral

Examples of invertebrates

Squid


Jellyfish

An animal displays this when they have a series of repeating units

segmentation

Examples of animals that display segmentation

Earthworm


Crayfish

Example of an animal with a simple skeleton

Sponge

Exampme of an animal with fluid pressure

Roundworm

Example of an animal with an exoskeleton

Arthropods

Respiratory systems allow for

Gas exchange

Explain an earthworm's respiratory system

Diffusion through moist membrane

What kinds of animals have gills

Aquatic inverts and mollusks like clams

Circulatory systems move

Blood and fluid

What do circulatory systems transport to cells

Oxygen and nutrients

Open circulatory system pumps blood into

The body cavity

Examples of animals with circulatory systems

Clams and insects

Closed circulatory systems pump blood through

Closed vessels

Animals with closed circulatory systems

Squid



Earthworm

Digestion breaks down

Food molecules

Digestion occurs in

Individual cells

Digestion occurs in a ? Chamber

Central

Most animals have a digestive

Tract

The nervous system controls

Response and movement

Cephalization evolved

Over time

Sponges have no

Neurons

Squid have well developed

Brains and a nervous system

Reproduction is diverse with

All sexual and some asexual

What kind of sex organs do hermaphrodites have

Male and female

Example of indirect development

Larva hatching from an egg

Example of direct development

A nymph hatches from an egg

Vertebrates show adaptations for

Life on land

Vertebrates are supported by

Inner endoskeletons

Repeating vertebrae form a

Backbone

Vertebrates' limbs are evolved

For movement

The integument covers

The body

The integument prevents

Water loss

Amphibians use moist skin for

Respiration

Feathers and fur do what

Insulate

Respiratory system exchanges

Gases

Aquatic vertebrates have

Gills

Terrestrial vertebrates have

Lungs

The circulatory system is closed with a

Pumping heart

Digestion occurs in the

Gut

The gut runs from the

Mouth to the anus

Excretory system eliminates

Waste

Kidneys filter blood, producing

Urine

The nervous system is highly developed with a

Brain

The brain shows varying levels of

Complexity

Fish Brains are less complex with

Rigid responses

Mammal brains are highly complex with

Decision making

Fish and amphibians fertilize eggs in

Water

Young fish and amphibians develop

Outside body of parent

Amphibians undergo what kind of development

Indirect with larva

Reptiles, mammals, and birds fertilize eggs

Inside body

What do birds, insects, and some mammals do with eggs

Incubate them