Final answer:
The adrenal glands are often damaged during surgery on the kidneys due to their proximity.
Step-by-step explanation:
The adrenal glands are located on top of the kidneys. They consist of an outer adrenal cortex and an inner adrenal medulla, which secrete different hormones. Due to their proximity to the kidneys, the adrenal glands are often vulnerable to damage during surgery on the kidneys.