SHARK: VERTEBRAL COLUMN

Question 1

two distinctive vertebral types localized in either the

Answer 1

TRUNK or TAIL

Question 2

Each typically consists of a biconcave centrum. The small canal running longitudinally through each centrum and the diamond-shaped spaces between
two articulating centra with the gelatinous notochord.

Answer 2

TRUNK VERTEBRAE

Question 3

The fused cartilaginous plates above the centrum form a neural from which projects a _______________.

Answer 3

NEURAL SPINE

Question 4

Between the neural spines are triangular ___________________.

Answer 4

INTERCALARY PLATES

Question 5

The roof and sides of the vertebral or neural are formed by _____________________, ________________________, and ____________________, and the floor is formed by the __________________.

Answer 5

NEURAL ARCHES, NEURAL SPINES, AND CALARY PLATES; CENTRA

Question 6

The ventrolateral border of each centrum _____________ to which the rib cartilage attached

Answer 6

TRANSVERSE PROCESS

Question 7

Spinal cord lies within the

Answer 7

NEURAL

Question 8

Dorsal roots of each spinal nerve emerge the foramina in the _____________________

Answer 8

INTERCALARY PLATES

Question 9

Ventral roots emerge through foramina in the ________________

Answer 9

NEURAL ARCHES

Question 10

Each consists of a centrum, neural arches, and a neural canal; hemal arches, hemal canal

Answer 10

CAUDAL VERTEBRAE

Question 11

PROJECTING VENTRALLY FROM HEMAL ARCH IS A

Answer 11

Hemal spine