Which of the following is responsible for the formation of Columns of Bertini?AMedullaBRenal pelvisCCalycesDCortexAnswer: D. Cortex Read Explanation: Cortex is mainly responsible for the formation of columns of Bertini. The portion of the cortex which extends in between the medullary pyramids as renal columns form the columns of Bertini. The medulla region of the kidney is divided into a few conical masses called medullary pyramids which project into the calyces. Read more in App