As for what is fear biologically speaking, when a person experiences fear, certain areas in their brain such as the amygdala and the hypothalamus are immediately activated and appear to control the first physical response to fear.
Kidney Stones Overview. Kidney stones are small pebbles of salt and mineral in the urine. The most common symptom is severe pain. Most stones pass on their own, but medical procedures are used to remove some kidney stones.
The ureteral stone (more commonly a kidney stone), is a chunk of insoluble material, usually calci â¦ um compounds, that moves from the kidney and lodges in the ureter, the tube that carries urine to the bladder. Severe pain can be caused by a blocked or swollen ureter.