EXTERNAL ANATOMY Flashcards
The blunt apex and the TRIANGULAR border of the head
SPOUT
Pair of opening dorsal to the mouth which serves as ENTRANCE OF AIR into the buccal cavity an EXIT OF GAS from the buccal cavity to the external environment
NOSTRILS OR EXTERNAL NARES
Found at the lateral side of the head
EYES
Thin and transparent membrane found above lower eyelid, it corresponds to the plica semilunaris located near the median corner of the human eye. This protects the eye when a frog or toad is UNDERWATER
NICTATING MEMBRANE OR THIRD EYELID
Exposed transparent part of the eye
CORNEA
thin transparent membrane, which is CONTINUOUS with the inner surface of the eyelid
CONJUNCTIVA
DARK central opening of the eye
PUPIL
PIGMENTED structure of the eye
IRIS
circular membrane posterior to the eye used for HEARING sound waves
TYMPANIC MEMBRANE
the opening extending from the ventral tip of the spout to the ventral - lateral region of the tympanic membrane. The anterior opening of the digestive tract. It is bordered dorsally and ventrally by immovable folds of skin. The dorsal and ventral lip folds
MOUTHQ
A small LIGHT COLORED MARK at about anterior level of the eyes
BROW SPOT
conspicuous elevation located near the middle of the dorsal aspect of the trunk
HUMP
Two pairs of appendages arise from the trunk namely
FORELIMBS AND HINDLIMBS
Anterior Pair of Trunk
FORELIMBS
Posterior Pair of Trunk
HINDLIMBS