A collection of stones is often referred to as a pile, heap, or stack.
Kidney or renal pain is not a normal symptom of pregnancy and could be sign of an infection. Call your doctor!
No such specific term and I guess you may call it retro renal
The procedure of draining blood from the kidney is called a renal biopsy. It involves removing a small sample of kidney tissue for analysis and diagnosis.
Nephroureterectomy is surgical removal of the kidney and its ureter.
renal filtrate
Meteoritesis what we call stones that enter the earths atmosphere.
Dialysis is a artificial process to drain out unwanted water from blood this process is naturally done by kidney. Some however may have damaged or failed kidney which cannot carry out function properly needs dialysis.
In Tamil, kidney is called "வயிறு" (vayiru).
Precious stones are called gems.
You call them stones.
A person who polishes stones is typically referred to as a lapidary or a stone polisher. If you want check lapidary's work you can visit Cabochonsforsale to know all the things.