Question

What is the renal system made up of?

Answer 1

Renal is related to Kidneys.

Explanation:

Renal system is made up of a pair of kidneys, a pair of ureters, urinary bladder and urethrea. Each kidney has an Adrenal gland at its top but that gland has nothing to do with excretion. Eack kidney is made up of billions of neurons.