Question

a) identify the cone like structure the arrow points to (termination of spinal cord)
b) at which specific level does the spinal cord terminate?
spinal cord, posterior view, with arrow pointing to the cone like structure

Explanation:

Part A:

The cone - like structure at the termination of the spinal cord is the conus medullaris. This structure marks the end of the spinal cord proper and has a cone - shaped appearance.

Part B:

In adults, the spinal cord terminates at the level of the first or second lumbar vertebra (L1 - L2). This is a well - established anatomical fact related to the development and structure of the spinal cord and the vertebral column.

Answer:

Part A: Conus medullaris

Part B: At the level of L1 - L2 (first or second lumbar vertebra)