Columns of Bertini'' in the kidney of mammals are formed as the extension of
Medulla into cortex
Cortex into medulla
Medulla into pelvis
Pelvis into ureter
First phase of urine formation takes place here.
How is glomerulus formed.
Cortical nephrons are ...... in number to juxtamedullary nephrons
Describe internal structure of nephron.
$I.$ Ureter $II.$ Renal pelvis, $III.$ Calyx $IV.$ Urinary bladder $V.$ Urethra Choose the correct sequence of urine route to outside