Eye & Accessory Visual Structures
Inferior Marginal Arterial Arcade
Arcus arteriosus marginalis inferioris
Read moreQuick Facts
Origin: Inferior lateral and medial palpebral arteries.
Course: Along the margin of the lower eyelid.
Branches: None.
Supplied Structures: Lower eyelid.
Origin
The inferior marginal arterial arcade is formed by the converging inferior branches of the medial (from lacrimal artery) and lateral (from ophthalmic artery) palpebral arteries.
Course
The medial and lateral palpebral arteries arch across the lower eyelid just superior to the inferior tarsal plate. They anastomose forming the inferior marginal arterial arcade that extends the length of the lower eyelid.
Branches
There are no named branches.
Supplied Structures
The inferior marginal arterial arcade supplies the inferior eyelid.
