Acoelus vertebrae in frog is |
|||||||
a) |
vertebrae |
b) |
Atlas vertebrae |
c) |
vertebrae |
d) |
None of these |
Acoelus vertebrae in frog is |
|||||||
a) |
vertebrae |
b) |
Atlas vertebrae |
c) |
vertebrae |
d) |
None of these |
(b)
The first vertebrae of vertebrates is generally called atlas. It is acoelous in frog, the centrum of atlas is convex at both ends. It is the smallest vertebra and looks more ring-like.