Glands associated with eyes, Biology

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GLANDS -

1.       LACRYMAL GLANDS -

Tear glands numbers are 3.

Its secretion is aquous & salty, keeps eye ball wet, give nourishment to cornea. Lysozyme also present in it.

By a pair of lacrymal duct it comes in nasal chamber.

In man glands become active at 4 month of stage.

2.       MEIBOMIAN GLAND OR MEIKOMIAN GLAND OR CILLIARY GLAND OF MOLL -

It's oily secrection lubricates & clears the eye ball. Modified sebaceous gland.

3.       GLAND OF ZEIS -

Modified sebaceous gland. Its secretion lubricates & clears the eye ball. Infection to it causes sty or Hardoleum.

4.       HARDARIAN'S GLAND -

Present in rat, frog, shrew & others. Secretion is oily.


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