Regulation of metabolism can take place in different compartments in the cell, e.g. in a eukaryotic cell. Compartmentalisation helps to organise diverse or opposing metabolic pathways to take place e.g. mitochondria, in the matrix the TCA cycle takes place and in the inner membrane of the mitochondria the electron transport chain pathway occurs (Bryant Miles, 2003).
Lacerum or lacer from Latin may refer to: In anatomy and medicine: 1  Foramen lacerum, a triangular hole in the base of the skull.  Lacerum segment, a part of the course of the internal carotid artery.
The labrum is a rim of soft tissue or fibrocartilage that surrounds the acetabulum (hip socket). The labrum adds to the stability of the hip by deepening the socket and protects the joint surface. The labrum can tear as the result of an injury, but is more often related to FAI.