Fissure

In anatomy, a fissure (Latin fissura, plural fissurae) is a groove, natural division, deep furrow, elongated cleft, or tear in various parts of the body also generally called a sulcus, or in the brain a sulcus.

TypesEdit

BrainEdit

LiverEdit

LungEdit

SkullEdit

Other typesEdit

Abnormal fissureEdit

Fissure can also refer to an unnatural tract or ulcer, most commonly found in the anus and called an anal fissure.