Turtle Lab Flashcards
Can Franklin remove his shell?
If he has a death wish. Some of the vertebrae are directly connected to the shell.
dorsal shell
carapace
ventral shell
plastron
the plates that make up the carapace are made of ____ and called _____
keratin
scutes
soft-shelled and leatherback turtles have ____ instead of scutes
a leathery skin
Does a turtle shed its skin like a snake?
snakes shed the entire skin, turtles shed skin in pieces
the ____ plate is on the side of the turtle’s head
cutaneous (aka tympanic)
How many chambers in a turtle heart?
three if you don’t count the sinus venosus
one ventricle (partially divided by a septum) and two atria
Do oxygenated and deoxygenated blood mix in a turtle heart?
yes
pulmonary veins carry ___ blood
oxygenated
Also leaving the ventricle is the ______ ________artery, which takes partially oxygenated blood to the body.
common brachiocephalic
These two arteries, the _____ and _____ _________ are the bases of the systemic aortic arches, what was the single conus arteriosus as found in the shark.
pulmonary
common brachiocephalic
Some reptiles have a __- chambered heart
four
Turtles lack a ___ so they can’t cough, have difficulties removing liquid from their lungs, and are susceptible to infection.
diaphragm
Turtles also have ___ respiration.
cloacal
