Lesson 6b: Amphibians Flashcards
Fishes that is the sister group to tetrapods.
Lobe - finned fishes
The __________and the ear are redesigned to
improve sensitivity to airborne sound.
Olfactory ephithelium
Other name of Order Gymnophiona.
Apoda
Most salamanders fertilize eggs internally. The
female picks up a __________that has been
deposited on a leaf or stick.
Spermatophore
The preservation of pre-adult features into
adulthood.
Paedomorphosis
2 Types of respiration for amphibians.
Cutaneous breathing, Buccal breathing,
Lungs
Decline of some amphibians may be caused by
other amphibians such as.
Bufo marinus
A reproductive behavior of anuran.
Amplexus
Part of brain that interprets the sense of smell.
Forebrain or telencephalon
Recent fossils finds show ____________ with terapod legs to be otherwise fully aquatic; this suggests that legs completely developed while the animal remained a fully underwater animal
Acanthostega
They live in the tropical forests in South America, Africa and Southeast Asia
Caecilians: Order Gymnophiona (Apoda)
Order of Salamanders
Order Caudata (Urodela)
Order of Frogs and Toads
Order Anura
_________ keeps anurans from inhabiting polar and subarctic habitats.
Ectothermy
3 Families of Order Anuran
Family Ranidae (Frogs)
Family Hylidae (Tree Frogs)
Family Bufonidae (Toads)
What type of integumentary glands that secrete protective waterproofing?
Mucous Glands
2 Types of Integumentary Glands?
Mucous Glands
Serous Glands
Specialized pigment cells, ___________, produce skin color in frogs.
Chromatophores
What type of integumentary glands that produce a whitish, watery poison
Serous Glands
The middle layer is composed of _________ with a silvery light-reflecting pigment that acts like a mirror.
Iridophores
Deeper are _________ containing black or brown melanin.
melanophores
The green hue is an interaction of _________ containing yellow and underlying iridophores.
xanthophores
The posterior limbs of anurans have three main joints, these are ______, ______, and _______
hip
knee
ankle
Represents the transitional stage of vertebrates.
Amphibians
Tetrapods radiated into the _______ and _________\
swampy moss and fern landscapes
Some newt populations skip the terrestrial _______\ stage and remain entirely aquatic
red-eft
The limb musculature is in two groups: an __________, that pulls the limb forward and the _________ that draws the limd backward and away from the body.
Anterior Ventral Group
Posterior Dorsal Group
_____________ of the body surface, such as ________, are used for aquatic respiration.
Evaginations, gills
__________ such as _______ and ______ are used for air breathing
Invagination
trachea and lungs
Blood separation is aided by the _________, which divides the systematic and pulmonary flows in the ____________
spiral valve
conus arteriosus
Interprets the sense of smell
Forebrain or telencephalon
Perceives vision
Midbrain or mesencephalon
Perceives hearing and balance
Hindbrain or rhombencephalon
The enlarged anterior end of the spinal cord through which sensory neurons pass.
medulla
If the animal is Ectothermic, it means that they feed and grow during ______ season.
warm
The tadpole head has a _________ jaws for _________ and a ______________ disc for _________ to objects
horny, feeding
ventral adhesive, clinging
On the right side of a tadpole, the ________ fuses with the body wall.
On the left side, a ________ remains
operculum
spiracle
