glomus

A fold of the mesothelium arising near the base of the mesentery in the pronephron, and containing a ball of blood vessels.

A highly organized vessel that connects an artery and a vein (bypassing capillaries) in an extremity such as a finger, toe, or ear or in another organ that is not part of the body's core. The glomus regulates the flow of blood, controlling

The up-regulation of this enzyme in glomus cells of the carotid body in the neck enables the hypoxic animal to achieve a sustained increase in ventilation.