I do not believe there is a prefix for surrounding but there is the prefix circum- which means around and also inter- which means among and between.
Peri- is the combining form that means surrounding in medical terminology. It is often used in terms such as pericardium (surrounding the heart) and peritoneum (surrounding the abdomen).
The medical terminology combining form meaning cerebral is "cerebro-".
The medical terminology combining form meaning metatarsal is "metatars/o."
The medical terminology combining form meaning liver is "hepat/o".
The medical terminology combining form meaning work is "ergo-".
The medical terminology combining form for sleep is "somn/o."
Peritoneum
The medical terminology combining form meaning hands is mano-
Pancreo- is the medical terminology combining form meaning pancreas.
The medical terminology combining form meaning scanty is "oligo-".
The medical terminology combining form meaning cerebral is "cerebro-".
The medical terminology combining form meaning metatarsal is "metatars/o."
The medical terminology combining form meaning liver is "hepat/o".
-cele is the medical terminology combining form meaning herniation.
Ped/ is the medical terminology combining form meaning children.
Andro- is the medical terminology combining form meaning male.
Aort- is the medical terminology combining form meaning aorta.
"Levo-" is the medical terminology combining form meaning "left."