What is nature of lacrymal secretion?

Explanation

### Step-by-Step Solution:

1. **Identify the Source of Lacrimal Secretion**:
- Lacrimal secretion is produced by the lacrimal glands, which are classified as exocrine glands.

2. **Understand the Function of Lacrimal Glands**:
- These glands secrete their products into ducts, which then transport the secretion to the surface of the eye, specifically onto the cornea.

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