Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.

Tear film

From Biology-Online Dictionary
Jump to: navigation, search

tear film --> precorneal film

A protective film, 7 to 9 nm thick, consisting of external oily, intermediate watery, and deep mucoprotein layers.

Synonym: tear film.