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Study sets matching "amphibians"

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Study sets matching "amphibians"

20 terms
Amphibians
Class
What support structure
Larva
Adult
Amphibia
Vertebrae
Water
Land
Class
Amphibia
What support structure
Vertebrae
13 terms
AMPHIBIANS
Frog
Salamander
Toad
Alligator
rana
salamandra
sapo
caimán
Frog
rana
Salamander
salamandra
28 terms
Amphibians
cold-blooded vertebrate living on land…
What does amphibian mean in Greek?
A process in which an animal's body un…
Is a young frog or toad that must live…
Amphibian
Double-life
metamorphosis
tadpole
cold-blooded vertebrate living on land…
Amphibian
What does amphibian mean in Greek?
Double-life
18 terms
Amphibians
Anura
Metamorphisis
Tadpole
Ectothermic
Frogs and toads without tails
Also called transformation. A change in the form and often ha…
the tailed aquatic larva of an amphibian (frog, toad, newt, o…
an animal that is dependent on external sources of body heat.
Anura
Frogs and toads without tails
Metamorphisis
Also called transformation. A change in the form and often ha…
37 terms
Amphibians
Tetrapods
Adaptation to life on land..
Ectothermic
what do they need for reproduction?
four limbs
backbone
cold blooded, need to warm themselves
A cool wet environment
Tetrapods
four limbs
Adaptation to life on land..
backbone
25 terms
Amphibians
Carnivore
Chromatophores
Direct Developement
Double Circulation
An animal that eats other animals
skin cells that contain pigment to provide protective colorat…
baby looks similar to adult
A circulatory system consisting of separate pulmonary and sys…
Carnivore
An animal that eats other animals
Chromatophores
skin cells that contain pigment to provide protective colorat…
19 terms
Amphibians
Amphibian
Anura
Caudata
Gymnophiona
Cold blooded animal. Frogs, toads, newts, salamanders. Born i…
Frogs, toads
Salamanders
Caecilian
Amphibian
Cold blooded animal. Frogs, toads, newts, salamanders. Born i…
Anura
Frogs, toads
115 terms
Amphibians
Ancient egyptians
Toad is dry and knobby, frog is moist…
What is located begins a toad's eye?
Pump air to lungs
What culture believed frogs are divine?
How is the skin of a toad different than that of a frog?
Poison glands
Why do frogs and toads pulsate their throats?
Ancient egyptians
What culture believed frogs are divine?
Toad is dry and knobby, frog is moist…
How is the skin of a toad different than that of a frog?
29 terms
amphibians
ecothermic
amphibian skin
Anura (tailless)
urodela (visible tale)
cold blooded, body temperature varies with environments tempe…
moist thin skin with no scales
frogs and toads
salamanders
ecothermic
cold blooded, body temperature varies with environments tempe…
amphibian skin
moist thin skin with no scales
9 terms
Amphibians
Stereospondyl
Lissamphibia groups
Amphibian fossils
Characteristics of Amphibians
An extinct group of amphibians, but not a plausible ancestor…
Salamanders (caudata)... Cecillians (apoda)... Frogs (anura)... The…
No fossils til early triassic ... Possible reasons why:... -had a…
Bony skeleton... Elongated trunk... 4 limbs with 4 digits (except…
Stereospondyl
An extinct group of amphibians, but not a plausible ancestor…
Lissamphibia groups
Salamanders (caudata)... Cecillians (apoda)... Frogs (anura)... The…
8 terms
amphibians
body plan
feeding and digestion
respiration
internal transport
4 legs, moist skin without scales
esophagus---stomach--small intestines (enzymes digest)--large…
exchange gas thorough skin and gills... breathe through lungs, s…
double loop... oxygen diffuses into cells
body plan
4 legs, moist skin without scales
feeding and digestion
esophagus---stomach--small intestines (enzymes digest)--large…
19 terms
Amphibians
Amphibian
Anura
Caudata
Gymnophiona
A cold-blooded vertebrate that can live in water and on land.…
The order for amphibians. Comprise of frogs and toads. Taille…
Group of amphibians containing the salamanders and all extinc…
Order of Amphibians that includes caecilians. Leg less and wo…
Amphibian
A cold-blooded vertebrate that can live in water and on land.…
Anura
The order for amphibians. Comprise of frogs and toads. Taille…
11 terms
Amphibians
Cloaca
Nictitating membrane
Tympanic membrane
Amphibian
A muscular cavity, where digestive waste, urine, and eggs or…
A transparent film over a frogs eyes that protects it from da…
Eardrums located on each side of the head
"Double life"
Cloaca
A muscular cavity, where digestive waste, urine, and eggs or…
Nictitating membrane
A transparent film over a frogs eyes that protects it from da…
19 terms
Amphibians
Class
Habitat
respitory
Evolution
Amphibia
Larva-land Adult- water
Adult use lungs to breath
1st 360 millions years ago
Class
Amphibia
Habitat
Larva-land Adult- water
25 terms
Amphibians
Granular Glands
Vomerine Teeth
Forebrain
Buccal Pump
located throughout the skin, these produce secretions that ar…
located on the roof of the mouth, allow frogs to hold on to p…
contains olfactory centers and regulates color change
muscles of the mouth and pharynx create a positive pressure t…
Granular Glands
located throughout the skin, these produce secretions that ar…
Vomerine Teeth
located on the roof of the mouth, allow frogs to hold on to p…
12 terms
Amphibians
Anura
Caudata
Caecilians
Paedomorphosis
order- frogs and toads, most numerous and diverse, absense of…
order- salamanders and newts, more elongated body, long tails…
order- little known, long bodied, limbless with virtually no…
exhibit larval features in the adult form (axolotyl)
Anura
order- frogs and toads, most numerous and diverse, absense of…
Caudata
order- salamanders and newts, more elongated body, long tails…
Amphibians
Body Plan
Feeding and Digestion
Respiration
Internal Transport
- have adaptions to live on land and in water ... - generally ch…
- some use their jaws to catch prey, others use sticky tongue…
- larval - exchange gas through skin and gills ... - adults use…
- circulatory system is a double loop ... - first blood - moves…
Body Plan
- have adaptions to live on land and in water ... - generally ch…
Feeding and Digestion
- some use their jaws to catch prey, others use sticky tongue…
10 terms
Amphibians
Preadaptations
Amphibian
Metamorphosis
Frog
adaptations in an ancestral group that allow a shift to new f…
double" and "life"
change from an aquatic larval stage to a terrestrial adult form
refers to anurans having smooth, moist skin,
Preadaptations
adaptations in an ancestral group that allow a shift to new f…
Amphibian
double" and "life"
8 terms
Amphibians
traits that allow them on land
traits that allow them in water
Order Urodela( SALAMANDERS)
Order Anura( FROGS X TOADS)
3 chambered heart... well developed lungs... development of muscle…
most need to keep skin moist... reproduction ... ectothermic
gilled aquatic larval... 4 legs equal in length... can be aquatic o…
specialized movement... gilled aquatic larval... drastic metamorpho…
traits that allow them on land
3 chambered heart... well developed lungs... development of muscle…
traits that allow them in water
most need to keep skin moist... reproduction ... ectothermic
30 terms
Amphibians
operculum
pulmonary veins
cloaca
tympanic membrane
moves water over a fishes gills
carry oxygen-rich blood from the lungs to the heart
a cavity holding undigested waste
the eardrum
operculum
moves water over a fishes gills
pulmonary veins
carry oxygen-rich blood from the lungs to the heart
24 terms
amphibians
evolved from
function of skin
mucous gland function
skin secretes _______
lobe fish
respiration and protection
keep skin moist in air
foul tasting/ poisonous substances
evolved from
lobe fish
function of skin
respiration and protection
21 terms
Amphibians
Preadaption
Tadpole
Mucous gland
Pulmonary circulation
Adaptions in an ancestral group that allow a shift to new fun…
Larval stage of a frog
Supply a lubricant that keeps the skin moist in the air
Carries deoxygenated blood from the heart to the lungs and ba…
Preadaption
Adaptions in an ancestral group that allow a shift to new fun…
Tadpole
Larval stage of a frog
8 terms
Amphibians
Body temperature
Two major groups
Salamander reproduction
Frogs/toads
Most are ectothermic
Salamanders/ frogs and toads
Most use internal fertilization
Most are external fertilization
Body temperature
Most are ectothermic
Two major groups
Salamanders/ frogs and toads
14 terms
Amphibians
Urine
Amphibian
ventricle
ventricle
The wastes excreted in a Watery fluid.
An ectothermic vertebrate that spends its early life in water…
The lower chamber of the heart,which pumps blood out to lungs…
The lower chamber of the heart,which pumps blood out to lungs…
Urine
The wastes excreted in a Watery fluid.
Amphibian
An ectothermic vertebrate that spends its early life in water…
33 terms
Amphibians
Live on land and in water ... Gilled larv…
Oviparous
Thin scaleless
Two pairs
Characteristics
Eggs lack shell
Skin
Limbs
Live on land and in water ... Gilled larv…
Characteristics
Oviparous
Eggs lack shell
46 terms
Amphibians
Amphibians
Ectothermic
Oxygen content, density, temperature r…
Increased vascularization to form an e…
______ are the only living vertebrae that have a transition f…
Are amphibians ectothermic or endothermic?
When moving from water to land amphibians had to accommodate…
Tetrapod adaptation to air breathing involved ____________?
Amphibians
______ are the only living vertebrae that have a transition f…
Ectothermic
Are amphibians ectothermic or endothermic?
20 terms
Amphibians
Amphibians
First true...
Physical description
Keratin
Vertebrates that exist in freshwater and terrestrial habitats…
Tetrapods
- 1 centimeter (2.5 in) to 1.5 meters (5 feet)... - moist skin w…
A tough, fibrous protein found in the skin, scales, feather,…
Amphibians
Vertebrates that exist in freshwater and terrestrial habitats…
First true...
Tetrapods
8 terms
Amphibians
Key Characteristics
Feeding & Digestion
Cirulation
Respiration
Live in water as larvae, on land as adults... Breathe w/ lungs... L…
Tadpoles- filter feeders, herbivores, long coiled intestines…
Double loop system ... 3 chambered heart
Larvae- breathe through skin and gills... Adults- lungs, few use…
Key Characteristics
Live in water as larvae, on land as adults... Breathe w/ lungs... L…
Feeding & Digestion
Tadpoles- filter feeders, herbivores, long coiled intestines…
11 terms
amphibians
axilotle order
axilotle
require support by water and a moist s…
benefit of having double circulation
Urodela
become sexually mature as lavae, possess true gills, small li…
why are gills not suitable for land
keeps oxygenated and deoxygenated blood separate and allows b…
axilotle order
Urodela
axilotle
become sexually mature as lavae, possess true gills, small li…
23 terms
Amphibians
Preadaptations
toad
metamorphosis
frog
are adaptations in an ancestral group that allow a shift to n…
is commonly used for any anuran that has rough, bumpy skin, as
Most change from an aquatic larval stage to a terrestrial adu…
commonly refers to anurans having smooth, moist skin,
Preadaptations
are adaptations in an ancestral group that allow a shift to n…
toad
is commonly used for any anuran that has rough, bumpy skin, as
46 terms
Amphibians
5 characteristics
3 Ecological Roles
4 Amphibian skin functions
2 layers of skin
1. ectothermic... 2. small body size... 3. Double life (metamorphos…
1. invertebrate predator (adult)... 2. plant predator (larvae)... 3…
1. Protection... 2. Respiration... 3. Absorption and Release of Wat…
Epidermis ... Dermis
5 characteristics
1. ectothermic... 2. small body size... 3. Double life (metamorphos…
3 Ecological Roles
1. invertebrate predator (adult)... 2. plant predator (larvae)... 3…
16 terms
Amphibians
Granular Glands
Chromatophores
Zygapophyses
Tetrapods
release toxins through the skins
a cell containing pigment, especially one that through contra…
one of the four processes of a vertebra, occurring in pairs t…
any vertebrate having four limbs or, as in the snake and whal…
Granular Glands
release toxins through the skins
Chromatophores
a cell containing pigment, especially one that through contra…
26 terms
Amphibians
Torpor
Glottis
Cutaneous Respiration
Hibernation
state of dormancy when conditions are unfavorable.
Slit-like passage that allows air to move from the throat to…
Respiration through the skin
When dormancy occurs in winter
Torpor
state of dormancy when conditions are unfavorable.
Glottis
Slit-like passage that allows air to move from the throat to…
9 terms
Amphibians
Blanchard's Cricket Frog
American Bullfrog
Eastern American Toad
Eastern Tiger Salamander
Acris crepitans blanchardi
Rana catesbelana
Bufo americanus americanus
Ambystoma tigrinum tigrinum
Blanchard's Cricket Frog
Acris crepitans blanchardi
American Bullfrog
Rana catesbelana
73 terms
amphibians
anus
permeable
excreting a large volume of very dilut…
producing a small volume of more conce…
urine and wastes from the digestive system are eliminated thr…
when a frog is in water, its ________ skin allows the water t…
frogs that live primarily in water rid themselves of excess w…
frogs that live mainly on land conserve water by ____________…
anus
urine and wastes from the digestive system are eliminated thr…
permeable
when a frog is in water, its ________ skin allows the water t…
48 terms
Amphibians
Differences between water and land (6)
When did terrestrial vertebrates come…
Which group was ancestral to the first…
which group was ancestral to modern am…
Oxygen Content... Density... Temperature... Water and ion balance... Visi…
Devonian period 400 MYA
Subclass Sarcopterygii. It has 2 orders Crossopterygians and…
subclass labyrinthodonts including order icthyostega
Differences between water and land (6)
Oxygen Content... Density... Temperature... Water and ion balance... Visi…
When did terrestrial vertebrates come…
Devonian period 400 MYA
19 terms
Amphibians
Bull frog
Green frog
Mink frog
Northern leopard frog
Ranidae
Ranidae
Ranidae
Ranidae
Bull frog
Ranidae
Green frog
Ranidae
15 terms
Amphibians
Caeciliidae
Bufonidae
Hylidae
Ranidae
Podons
True toads
Tree frogs
True frogs
Caeciliidae
Podons
Bufonidae
True toads
26 terms
Amphibians
land chordates
Tiktaalik roseae
salamanders
caecilians
Tetrapoda
intermediate between lobe-finned fish and tetrapods
Urodela (Caudata)
Gymnophiona (Apoda)
land chordates
Tetrapoda
Tiktaalik roseae
intermediate between lobe-finned fish and tetrapods
14 terms
amphibians
ontogenesis
skin structure of amphibians
CUTANEOUS method of respiration
BUCCOPHARYNGEAL method of respiration
organism lives in water or on land at different stages of dev…
smooth, moist, absence of bony/ scales, absence of keratinize…
gas exchange occurs across moist skin
gas exchange occurs in buccal cavity/pharnx
ontogenesis
organism lives in water or on land at different stages of dev…
skin structure of amphibians
smooth, moist, absence of bony/ scales, absence of keratinize…
24 terms
Amphibians
Order Anura
Order Urodela
Order Gymnophiona
Synapomorphies of Amphibia
Frogs and toads
(caudata) salamanders
caeciliands
-Skin with mucous glands and cutaneous respiration... -Papilla a…
Order Anura
Frogs and toads
Order Urodela
(caudata) salamanders
8 terms
Amphibians
Tiktaalik
General Amphibian Characteristics
lateral line system
Caudata (Urodela)
a 375 million year old fossil fish which was discovered in th…
ectothermal poikilotherms... can thermoregulate behaviorally (by…
sensitive receptor system that enables fish to detect gentle…
Salamanders and Newts... a tail (caud means "tail" in Latin)... fiv…
Tiktaalik
a 375 million year old fossil fish which was discovered in th…
General Amphibian Characteristics
ectothermal poikilotherms... can thermoregulate behaviorally (by…
8 terms
Amphibians
Skin
Lungfish
Eggs
Tadpoles
Needs to be wet or they die (suffocate)
have lungs that translate back to the transition to land (You…
Most lay eggs in water
Characteristic stage of an amphibian
Skin
Needs to be wet or they die (suffocate)
Lungfish
have lungs that translate back to the transition to land (You…
23 terms
Amphibians
Amphi
Bio
Characteristics
CH
Both
Life
Semi aquatic
Ectothermic
Amphi
Both
Bio
Life
10 terms
amphibians
Order Gymnophiona
Order Caudata
Family Ambystomatidae
Family Cryptobranchidae
the "legless" amphibians; 200 species in 10 families; all tro…
the salamanders; 550 species in 10 extant families)
the mole salamanders; deep costal grooves; robust bodies; "po…
the hellbenders; permanently aquatic ; no gills
Order Gymnophiona
the "legless" amphibians; 200 species in 10 families; all tro…
Order Caudata
the salamanders; 550 species in 10 extant families)
25 terms
Amphibians
Carnivore
Chromatophores
Direct development
Double circulation
an animal that feeds on flesh.
a cell or plastid that contains pigment.
Lacks of a larval stage
This means that we have two loops in our body in which blood…
Carnivore
an animal that feeds on flesh.
Chromatophores
a cell or plastid that contains pigment.
34 terms
Amphibians
Preadaptation
Metamorphosis
Toad
Frog
adaptations in an ancestral group that allow a shift to new f…
Transformation; change from an aquatic larval stage to a terr…
any anuran that has rough, bumpy skin
anurans having smooth, moist skin
Preadaptation
adaptations in an ancestral group that allow a shift to new f…
Metamorphosis
Transformation; change from an aquatic larval stage to a terr…
25 terms
Amphibians
Carnivore
Chromatophores
Direct Development
Double Circulation
an animal that eats only meat
a cell or plastid that contains pigment
when the newborn offspring of a species is similar in most re…
animals that have two circulatory loops, one of which is oxyg…
Carnivore
an animal that eats only meat
Chromatophores
a cell or plastid that contains pigment
18 terms
Amphibians
Anura
Metamorphosis
Tadpole
Ectothermic
Order of amphibians; characterized by absence of a post anal-…
the process of transformation from an immature form to an adu…
The tailed aquatic larva of an amphibian.
Means "cold-blooded"
Anura
Order of amphibians; characterized by absence of a post anal-…
Metamorphosis
the process of transformation from an immature form to an adu…
22 terms
Amphibians
Ectotherm
Estivate
Right atrium
Left Atrium
An animal that changes with the temperature in its surroundings
inactivity in the summer
receives oxygen poor blood from the body
receives oxygen rich blood from the lungs
Ectotherm
An animal that changes with the temperature in its surroundings
Estivate
inactivity in the summer
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