Final Exam Flashcards
teeth set in sockets within the jaw bones, a characteristic seen in crocodilians and mammals
Thecodont teeth
skull found in some reptiles, such as snakes and lizards, that features movable joints between bones, allowing for greater flexibility and the ability to consume large prey
kinetic skull
the ventral portion of a turtle’s shell, which also serves as a protective structure and is connected to the carapace by bony bridges.
The plastron
the domed, dorsal portion of the shell that protects the animal
carapace
heat-sensitive structures found in some snakes, such as pit vipers, allowing them to detect infrared radiation from warm-blooded prey
Pit organs
Jacobson’s organ, a specialized chemosensory organ in many reptiles, is also known as the…
vomeronasal organ
translucent or transparent third eyelid present in some animals, which moves laterally across the eye for protection and moisture while maintaining visibility.
Nictitating membrane
transparent scale that covers and protects the eyes since they lack movable eyelids, In Snakes
the spectacle
extraembryonic membrane that contains nutrients to support the developing embryo in an amniotic egg
The yolk sac
In the amniotic egg, What serves as the outermost membrane and facilitates gas exchange between the egg and the external environment?
chorion
The extraembryonic membrane in amniotic eggs that stores nitrogenous wastes produced by the embryo and participates in gas exchange.
The allantois
The innermost membrane in an amniotic egg that directly surrounds and protects the embryo by creating a fluid-filled cavity.
The amnion
The skull condition with a single pair of temporal openings
Synapsid
The skull condition with two temporal openings
Diapsid.
The skull condition with no openings in the temporal area behind the orbit
Anapsid.
