Lacrimal punctum of upper and lower eyelid is
They are opposed
No relation
Upper punctum is medial
Upper punctum is lateral
Each lacrimal canaliculus begins at the lacrimal punctum and is 10 mm long.it has a veical pa which is 2mm long and a horizontal pa which is 8 mm long. There is a dilated ampulla at the bend,both canaliculi open close to the each other in the lateral wall of the lacrimal sac behind the medial palpebral ligament. ref.BDC volume 3;sixth edition pg 76
Head and neck