Reptile Flashcards
Which lung in the snake is absent of vestigial?
the left lung
The lung in the snake is divided how?
anterior is vascularized, posterior is an air sac
How many rows of teeth does a snake have
6 rows
what are the rows of teeth in a snake
2 maxillary rows, 2 palatal rows, 2 mandibular rows
Vertebrae that is fused to the carapace are called
dorsal vertebrae
Where are the sensory pits located in a non venomous snake?
labial pits, along upper lip region
where are the sensory pits located in venomous snakes?
between the eyes and external nares
The spectacle is made of what kind of tissue
epidermis
Snakes ears lack
tympanic membrane and a middle ear, and external opening
snakes can hear
low frequency sounds
hemipenes are
paired copulatory organs
hemipenes are located in
sacs called diverticula
where are the hemipenes on the snakes body
caudal to the cloaca
who has a hemipene
lizards and reptiles
turtles use their penis for
only for sperm transport
turtles secrete what like birds
urates
reptiles that have bladders
turtles and lizards (most)
the urinary bladder of a tortoise may take up to
1/3- 1/2 of body cavity
the stomach of the snake is located on the
left side
the stomach’s shape
elongated, not c shaped
the largest organ in the snake is
the liver
in the snake, the spleen is used for
lymphatic function only
the small intestines shape
relatively uncoiled
shape of snake kidney
long and lobated
vertebrae that have ribs on the snake are located
cranial to the vent
ventral scales are called
scutes