Study sets, textbooks, questions
Upgrade to remove ads
Terms in this set (42)
A fossil often depicted as an example of an early amphibian is
The ancestral amphibian group which led to reptiles, birds, and mammals is called the __________ lineage.
Salamanders belong to the amphibian order
The most fully terrestrial salamanders belong to the family..
Members of the salamander family Salamandridae are commonly called
Female salamanders have a special pouch, the __________, in which sperm are stored.
held in the oviducts and the young emerge from the female as miniatures of the adult.
Fertilization is always internal in caecilians; larval stages are often
Caecilians belong to the amphibian order
Larval stages of frogs and toads are usually referred to as
Frogs and toads belong to the amphibian order
True toads belong to the family
Members of the amphibian order Anura have the tail vertebrae fused into a rodlike
The structure responsible for color and color changes in amphibian skin are
The skin of amphibians is
The last trunk vertebra of the amphibians is the __________ vertebra.
A ventral plate of bone called the __________ is present in the anterior, ventral trunk region of many amphibians. This plate provides support for the forelimbs and protection for internal organs.
The sternum is reduced or absent in members of the order
The ilium, ischium, and pubis comprise the __________ of amphibians.
In anurans, long hind limbs and powerful muscles form an efficient __________ system for jumping.
In their feeding habits, most adult amphibians are
Larval amphibians are usually __________ in their feeding habits.
In amphibians, a __________ valve in the conus arteriosus or ventral aorta helps direct blood into pulmonary and systemic circuits.
The __________ of the amphibian heart receives blood from the lungs.
Unlike other vertebrates, amphibians have contractile vessels called lymphatic __________ that pump fluids through the lymphatic system.
Gas exchange across the skin is called
a buccal pump.
Pulmonary ventilation in amphibians with lungs is accomplished by
Because amphibians depend on external sources of heat to maintain body temperatures, they are said to be
processing visual sensory information
a function of the midbrain of amphibians?
Much of the movable lower eyelid of amphibians is transparent and is called the
The number of chambers in the anuran amphibian heart is
To focus on near objects, the amphibian lens is moved forward by the __________ muscle.
The outermost structure of the ear of anuran amphibians is a/an
The __________ receives airborne vibrations and transmits them to the middle ear
produce large quantities of hypotonic urine.
During mating in anurans, males grasp females around the waist in a process called __________; during this process sperm and eggs are released.
__________ act to amplify the calls of frogs that are produced by the vocal cords.
__________ is a series of abrupt structural, physiological, and behavioral changes that transform a larval frog into an adult.
The _______ of the amphibian middle ear is the single auditory ossicle.
This type of organism has been implicated in the recent global decline of amphibians.
The Global Amphibian Assessment estimates that this fraction of amphibians are threatened with extinction
The retention of juvenile traits throughout the life of the organism is known as
Which gland has been shown to play a key role in the regulation of metamorphosis in amphibians?
Sets found in the same folder
Learnsmart Zoology (Chapter 3)
Test 1 BIO 101
Sets with similar terms
Zoology 4-2 study guide
Other sets by this creator
Other Quizlet sets
Peds 2 Final: Intellectual Disability
biology midterm 3 study guide
Ch. 56, 57,58,59 pharmacology final exam RUC
Python Vocabulary 2 - Control Flow
What are two types of Deuterostomes?
what does hyoid apparatus in tetrapods do?
What type of larvae do bivalve have?
Stella enjoys reading. In English class, students begin receiving gift certificates for each chapter they read. As the class progresses, Stella finds she enjoys reading less. This illustrates