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Study sets matching "porifera"

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Study sets matching "porifera"

20 terms
Porifera
porifera
osculum
spongocoes
ostia
pore bearing
opening at the top where water exits
large chamber
pores in sides of sponge for incoming water
porifera
pore bearing
osculum
opening at the top where water exits
Porifera
Class of the commercial sponge
Improves optical qualities of silica s…
Class of sponge with calcium carbonate…
Whip-like tail
Demospongiae
Sodium
Calcarea
Flagellum
Class of the commercial sponge
Demospongiae
Improves optical qualities of silica s…
Sodium
25 terms
Porifera
Ostia
Osculum
Spongocoel
Skeleton
Incurrent pores for incoming water
The opening of the spongocoel or canal to the outside
Large central cavity of sponges
Gives structure to sponge; spicules & spongin
Ostia
Incurrent pores for incoming water
Osculum
The opening of the spongocoel or canal to the outside
14 terms
Porifera
Nervous System
exretory/osmoregulatory organs
gas exchange
motitlity
absent
absent
diffusion
sessile
Nervous System
absent
exretory/osmoregulatory organs
absent
12 terms
Porifera
choanocytes
archaeocytes
spicules
spongin
flagellated cells that line the cavities and canals of sponge…
cells that play a role in a sponge's nutrient transport and s…
stiffened rods/spikes made of calcium carbonate or silica; us…
fibrous, collagenous material forming the skeletal network or…
choanocytes
flagellated cells that line the cavities and canals of sponge…
archaeocytes
cells that play a role in a sponge's nutrient transport and s…
25 terms
Porifera
Phylum Porifera Characteristcs
Mesohyl
Class Calcarea
Class Hexinactinellida
1. Central cavity... 2. Cells - pinococytes, amoebiods, chanocyt…
Gel matrix middle between the two cell layers
1. Spicules of CaCO3... 2. Radial symmetry... 3. Marine - coastal
1. Siliceous spicules (SiO2)... 2. Some ornate... 3. Marine - deeper
Phylum Porifera Characteristcs
1. Central cavity... 2. Cells - pinococytes, amoebiods, chanocyt…
Mesohyl
Gel matrix middle between the two cell layers
16 terms
Porifera
multicellular
a unique system of water currents on w…
All aquatic, mostly marine
Radial symmetry or none
Unicellular or multicellular?
What do the pores, canals and chamabers form in the sponge?
Aquatic or Terrestrial?
What kind of symmetry?
multicellular
Unicellular or multicellular?
a unique system of water currents on w…
What do the pores, canals and chamabers form in the sponge?
30 terms
Porifera
Asconoid
Pinacoderm
Atrium
Choanoderm
Simplest body form, a hollow cylinder attached by its base to…
Monolayer of flat cells on the body surface of a sponge.
Hollow interior lined with choanoderm
Monolayer of flagellated collar cells.
Asconoid
Simplest body form, a hollow cylinder attached by its base to…
Pinacoderm
Monolayer of flat cells on the body surface of a sponge.
8 terms
Porifera
Porifera example
Porifera symmetry
Porifera body organization
Porifera feeding
sponges
bilateral
cells
filter feed
Porifera example
sponges
Porifera symmetry
bilateral
14 terms
PORIFERA
Structure
Body Layers
Pinacoderm
Pinacocytes
Resemble a sac perforated with holes (pores)
Pinacoderm, mesohyl and choanoderm
Outer layer, contacting the environment - consists of a singl…
Can be modified to form porocytes
Structure
Resemble a sac perforated with holes (pores)
Body Layers
Pinacoderm, mesohyl and choanoderm
10 terms
Porifera
Symmetry
Movement
Body covering
Nutrition/digestion
Asymmetrical
Sessile
Epidermis
Amebocytes, filter feeders
Symmetry
Asymmetrical
Movement
Sessile
12 terms
Porifera
Spongin
Calcarea
Spicules
Demospongiae
Collagen in sponges
Porifera class with Ca spicules
Porifera classes organized by
Sponges with Si spicules, not six-rayed
Spongin
Collagen in sponges
Calcarea
Porifera class with Ca spicules
23 terms
PORIFERA
three domains of life
archaea
eucarya
clade
ribosomal RNA sequences ranked above Kingdom in taxonomy. Rev…
prokaryotes, old bacteria that can live in extreme habitats
all organisms with eukaryotic cells. broken into clades/super…
group w/ancestral lineage and descendents. forms distinct gro…
three domains of life
ribosomal RNA sequences ranked above Kingdom in taxonomy. Rev…
archaea
prokaryotes, old bacteria that can live in extreme habitats
10 terms
Porifera
sponges are the _______ animals
they are
sponges symmetry
feeding and digestion
simplest
aquatic
asymmetrical
filter feeders; intracellular digestion
sponges are the _______ animals
simplest
they are
aquatic
10 terms
Porifera
Porifera:
Porifera characteristics
Anatomy
3 classes of sponges
The sponges
• Cellular level of organization... ○ No tissues, no organs, no…
• Water enters through many pores... • Choanocytes hold the cells
• Calcarea... ○ Small... ○ Has calcium carbonate spicules... • Hexac…
Porifera:
The sponges
Porifera characteristics
• Cellular level of organization... ○ No tissues, no organs, no…
12 terms
porifera
calcera
demosponginae
hydrozoa
scyphozoa
calcium carbonate spicules
spongin spiciles
3,700 species, Portuguese man of war, hydra will reproduce se…
200 species, "cup-like" commonly known as jellyfish, planula…
calcera
calcium carbonate spicules
demosponginae
spongin spiciles
10 terms
Porifera
Choanocytes
Arcgeacytes
Ostia and osculum
Amoebocytes
Used for moving water into collar cells for digestion
Formed by choanocytes
Water flows into....
Where majority of digestion takes place
Choanocytes
Used for moving water into collar cells for digestion
Arcgeacytes
Formed by choanocytes
14 terms
Porifera
Phylum porifera
gemules
Choanoderm
Mesohyl
Sponges
Overwintering stage
Innermost layer. Composed of choanocytes.
Middle layer. Majority of body.
Phylum porifera
Sponges
gemules
Overwintering stage
10 terms
Porifera
Filter Feeder
Porifera
Spikes (Spicules)
Flagellum
Organisms that obtain food by taking it from the water that p…
Phylum meaning "pore bearing."
Thin spikes that form a rigid frame that help support and pro…
A thin whip-like structure that beats back and forth to keep…
Filter Feeder
Organisms that obtain food by taking it from the water that p…
Porifera
Phylum meaning "pore bearing."
20 terms
Porifera
Porifera
Choanocyte
Key features of Porifera
Pinacocytes
Phylum of "pore-bearers" (i.e. sponges), contains the classes…
The flagellated cells in the sponges, also known as collar ce…
Sessile, specialized cells but no true tissue, two cell layer…
flattened epidermal cells that cover the surface of the sponge.
Porifera
Phylum of "pore-bearers" (i.e. sponges), contains the classes…
Choanocyte
The flagellated cells in the sponges, also known as collar ce…
10 terms
Porifera
Sponges
Benthic
Asymmetry
Groups of specialized cells (not tissu…
Most common form of Porifera
Pelagic or Benthic?
Type of symmetry?
Type of organization?
Sponges
Most common form of Porifera
Benthic
Pelagic or Benthic?
111 terms
Porifera
Porifera includes
their shape varies with
porifera means
most think that porifera is the ______…
sponges
the type of habitat they live in
"pore bearers"
basal group
Porifera includes
sponges
their shape varies with
the type of habitat they live in
22 terms
porifera
commonly known as
type of celomate
symmetry
cell layers
sponges
acoelom
asymmetry
2 cell layers (ectoderm and endoderm) separated by jelly like…
commonly known as
sponges
type of celomate
acoelom
Porifera
Why are sponges classified as animals
Sponges belong to the phylum
Sponges live in
Each flagella or collar cell , had a j…
They are dependent on others for nutrition (heterotrophic)
Porifera
sessile life style
Moving water through the sponge
Why are sponges classified as animals
They are dependent on others for nutrition (heterotrophic)
Sponges belong to the phylum
Porifera
12 terms
Porifera
Basic
Movement
Feeding
Circulatory System
Pore bearer; aquatic; sessile; 3 basic cells; asymmetrical
Sessile(adults); swimming(larva); spicules: spongin & silica
Filter feeder
Diffusion
Basic
Pore bearer; aquatic; sessile; 3 basic cells; asymmetrical
Movement
Sessile(adults); swimming(larva); spicules: spongin & silica
53 terms
Porifera
Animalia
Marine
Size range
Porifera
Porifera are part of the kingdom
Minus about 150 fresh water species, there are around 5000 li…
<1cm to over a meter in diameter
Characterized by a unique feeding system. Cells can dissociat…
Animalia
Porifera are part of the kingdom
Marine
Minus about 150 fresh water species, there are around 5000 li…
19 terms
Porifera
pore bearing
specialized tissues or organs
group of cells arranged in masses to f…
large opening used as an input/output…
porifera
sponges do not have
general body structure of a sponge
osculum
pore bearing
porifera
specialized tissues or organs
sponges do not have
13 terms
Porifera
Pinacocytes
Porocytes
Mesohyl
Mesenchyme Cells
Line the outer surface of a sponge
Which can regulate water circulation
The pinacocyte layer of a sponge is a jellylike layer
Move about in the mesohyl and are specialized for reproduction
Pinacocytes
Line the outer surface of a sponge
Porocytes
Which can regulate water circulation
13 terms
Porifera
archaeocytes
asconoid
choanocytes
collagen
ameboid cells, gather food, differentiate into different cell…
cup-like formation of canal system
collared cells that move H2O through sponge body for food and…
protein that binds cells together
archaeocytes
ameboid cells, gather food, differentiate into different cell…
asconoid
cup-like formation of canal system
12 terms
Porifera
Sponge
Sessil
Choanocyte
Ostium
An aquatic invertebrae
Organism that remains attached to a surface its entire life
Any of the flagellate cells that line the cavities of a sponge
One of the small openings in a sponges body through which wat…
Sponge
An aquatic invertebrae
Sessil
Organism that remains attached to a surface its entire life
12 terms
Porifera
Sponge
Sessile
Choanocyte
Ostium
An aquatic invertebrate of the phylum porifera that attaches…
Organism that remains attached to the surface for its entire…
Any of the flagellate cells that line the cavities of a sponge
One of the small openings in a sponge's body through which wa…
Sponge
An aquatic invertebrate of the phylum porifera that attaches…
Sessile
Organism that remains attached to the surface for its entire…
12 terms
Porifera
Sponge
Sessile
Choanocytes
Ostium
an aquatic invertebrate of the phylum Porifera that attaches…
organism that remains attached to a surface for its entire li…
any of the flagellate cells that line the cavities of a sponge
one of the small openings in a sponge's body through which wa…
Sponge
an aquatic invertebrate of the phylum Porifera that attaches…
Sessile
organism that remains attached to a surface for its entire li…
15 terms
Porifera
multicellular
symmetry
choanocyte
porocyte
lack organization, cells are totipotent
asymmetrical
collects food, creates current
pore cell
multicellular
lack organization, cells are totipotent
symmetry
asymmetrical
8 terms
porifera
osculum
amoebocytes
choanocytes
spicules
opening where water is pushed out
transport nutrients and messages throughout the mesoderm
collar cells-trap the food in flagellum and push water toward…
calcium carbonate, silicon dioxide and spongin
osculum
opening where water is pushed out
amoebocytes
transport nutrients and messages throughout the mesoderm
24 terms
Porifera
Amoebocyte
Aquiferous System
Archaeocyte
Asconoid Condition
A mobile cell in invertebrates, move by pseudopodia
Water circulation in sponges using choanocytes
Ameboid cells that are able to differentiate into any other c…
Simplest form of sponges- simple vase shape simple and contin…
Amoebocyte
A mobile cell in invertebrates, move by pseudopodia
Aquiferous System
Water circulation in sponges using choanocytes
10 terms
Porifera
3 main types of cells embedded in meso…
Pinacocytes
Choanocytes
Archaeocytes
Pinacocytes... Choanocytes... Archaeocytes
outer cells
flagellated cells concentrated in chambers, generate current…
distribute nutrients and waste secrete skeleton and produce a…
3 main types of cells embedded in meso…
Pinacocytes... Choanocytes... Archaeocytes
Pinacocytes
outer cells
24 terms
Porifera
body plan
characteristic of animals
homeotic genes
What are the two groups of animals?
a set of characters that allows them to be grouped
multicellular, heterotrophic, eukaryotes, no cell walls., mus…
developmental sequence, that is what greats to chose what's t…
parazoa and metazoa
body plan
a set of characters that allows them to be grouped
characteristic of animals
multicellular, heterotrophic, eukaryotes, no cell walls., mus…
16 terms
Porifera
Clade Calcarea
Clade demosporangia
Clade Hexactinellida
Fresh waster sponge
Includes: Leucosolenia blanca and Grantia
Includes: Commercial bathsponge
Includes: Euplectella (Venus' flower basket)
Includes spongilla (has gemmules)
Clade Calcarea
Includes: Leucosolenia blanca and Grantia
Clade demosporangia
Includes: Commercial bathsponge
24 terms
Porifera
Porifera
Basic Structure
Choanoderm
Microvilli
Synap= internal canals/chambers through which water flows. 98…
'Perforated bag.' Water moves in via ostia (incurrent pores)…
Contains Flagellated Choanocytes Which:... 1) Generate current w…
Microvilli are microscopic cellular membrane protrusions that…
Porifera
Synap= internal canals/chambers through which water flows. 98…
Basic Structure
'Perforated bag.' Water moves in via ostia (incurrent pores)…
26 terms
Porifera
Aquiferous system
mesohyl
Porifera
choanoderm
circulatory system of sponges comprised of choanoderm, pores,…
"middle wood" Gelatinous matrix surrounding sponge cells; mes…
"Pore bearer" phylum
inner surface of sponge made from choanocytes, lined with por…
Aquiferous system
circulatory system of sponges comprised of choanoderm, pores,…
mesohyl
"middle wood" Gelatinous matrix surrounding sponge cells; mes…
13 terms
Porifera
members
habitat
importance
method of obtaining food/ digestive sy…
sponges
marine environment, some freshwater
medicinal, home for plants, cleaning sponges
filter feeder, water passes through outer wall and plankton/o…
members
sponges
habitat
marine environment, some freshwater
21 terms
Porifera
Porifera
Mesohyl
Spongin
Spicules
Phylum of sponges, means pore-bearing
Jellylike extracellular matrix that makes up sponge body
Flexible protein fibers
Microscopic needles
Porifera
Phylum of sponges, means pore-bearing
Mesohyl
Jellylike extracellular matrix that makes up sponge body
11 terms
PORIFERA
sessile
choanocyte
osculum
spongin
permanently attached or fixed and not free moving
a flagellated cell with a collar of protoplasm at the base of…
a mouth like opening in a sponge that expels water
fibers found in the skeletons of many sponges
sessile
permanently attached or fixed and not free moving
choanocyte
a flagellated cell with a collar of protoplasm at the base of…
19 terms
porifera
mesozoa
parazoa
eumetazoa
characteristics of sponges
tiny ciliated animals ranging in size from only .5 mm to 7mm…
A subgroup of animals that are not generally thought to posse…
Members of the subkingdom that includes all animals except sp…
Most live in shallow saltwater, have no symmetry, adults are…
mesozoa
tiny ciliated animals ranging in size from only .5 mm to 7mm…
parazoa
A subgroup of animals that are not generally thought to posse…
22 terms
porifera
choanocyte
spicules
spongin
spongioblast
Collar cells on sponges-unique to the sponge-it lines the rad…
A small, slender, sharp-pointed piece, usually on a surface,…
a scleroprotein occurring in the form of fibers that form the…
any of the embryonic epithelial cells developed about the neu…
choanocyte
Collar cells on sponges-unique to the sponge-it lines the rad…
spicules
A small, slender, sharp-pointed piece, usually on a surface,…
49 terms
Porifera
Porifera
Body Plan
Systems
Ostia
- Sieve water through themselves... - All aquatic, Sessile; most…
- Fairly rigid... - Perforated sac ... - Inner surface is lined wit…
- No specialized systems for respiration, circulation etc. ... -…
Narrow in-current pores
Porifera
- Sieve water through themselves... - All aquatic, Sessile; most…
Body Plan
- Fairly rigid... - Perforated sac ... - Inner surface is lined wit…
18 terms
Porifera
Habitat
Body architecture
Ostia
Sponge cells
benthic, mostly sessile and marine... live permanently attached…
Constructed around system of water canals; flexible skeletal…
numerous tiny pores on the surface that allow water to enter…
can be very plastic and change from one type to another
Habitat
benthic, mostly sessile and marine... live permanently attached…
Body architecture
Constructed around system of water canals; flexible skeletal…
27 terms
Porifera
ostia
osculum
spongocoel
skeleton
incurrent pores for incoming water, numerous and small, takes…
the opening of the spongocoel or canal to the outside, waster…
large central cavity of sponges
sponges have one for support to prevent collapse of canals an…
ostia
incurrent pores for incoming water, numerous and small, takes…
osculum
the opening of the spongocoel or canal to the outside, waster…
21 terms
Porifera
Mesohyl
Choanocytes
Pinacocytes
Spicule
Gelatinous matrix surrounding sponge cells
Flagellated collar cells that line cavities and canals of spo…
Flattened cells composing dermal epithelium in sponges
Small calcareous or siliceous skeletal bodies found in the me…
Mesohyl
Gelatinous matrix surrounding sponge cells
Choanocytes
Flagellated collar cells that line cavities and canals of spo…
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