_______glands secrete mucus, saliva, earwax, oil,milk, digestive enzymes and other cells products.

Answer

**Step-by-Step Solution:**

1. **Identify the Type of Glands**: The question asks about glands that secrete various substances such as mucus, saliva, earwax, oil, milk, and digestive enzymes.

2. **Understand the Function of Glands**: Glands can be classified into two main types: exocrine and endocrine. Exocrine glands secrete their products into ducts that lead to the target area, while endocrine glands release hormones directly into the bloodstream.

3. **List the Substances and Their Glands**:
- **Mucus**: Secreted by goblet cells, which are a type of exocrine gland.
- **Saliva**: Produced by salivary glands, also exocrine glands located in the mouth.
- **Earwax**: Secreted by glands in the ear, which are exocrine glands.
- **Oil**: Produced by sebaceous glands, which are exocrine glands.
- **Milk**: Secreted by mammary glands, which are exocrine glands found in females.
- **Digestive Enzymes**: Produced by various exocrine glands in the digestive system.

4. **Conclusion**: Since all the mentioned substances are secreted by glands that release their products through ducts, the answer to the question is that these are all produced by **exocrine glands**.

**Final Answer**: Exocrine glands secrete mucus, saliva, earwax, oil, milk, digestive enzymes, and other cell products.

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