Category: L

Ridge on the anterior portion of upper surface of sphenoid bone.  

The posterior margin of the free edge of the eyelids; the region of transition of skin to conjunctival mucous membrane.  

The anterior margin of the free edge of the eyelids from which the cilia or eyelashes grow.  

A thickening of the periosteum of the osseous spiral lamina of the cochlea to which the tectorial membrane is attached.  

The edge of the cornea where it unites with the sclera.  

The edge of the conjunctiva overlapping the cornea.  

The upper free edge of the alveolar process of the mandible.  

A congenital malformation in which one or more limbs develop incompletely or not at all.  

A method for concentrating a dose of chemotherapy in an arm or leg affected by cancer. Large blood vessels near the tumor are cannulated, the limb is wrapped in a tourniquet, and chemotherapy is circulated into the limb. Isolated limb perfusion has been used to treat melanomas or sarcomas.  

The surgical reattachment of a traumatically amputated limb or part.