Ductless glands are called

Options

A. Alveolar glands
B. Tubular glands
C. Exocrine glands
D. Endocrine glands.

Answer

**Step-by-Step Solution:**

1. **Understanding Gland Types**: Begin by recognizing the different types of glands in the human body. The main classifications are exocrine and endocrine glands.

2. **Identifying Ductless Glands**: Focus on the definition of ductless glands. Ductless glands are those that do not have ducts to transport their secretions.

3. **Classifying Glands**:
- **Alveolar Glands**: These are also known as saccular glands and consist of sac-like structures. They are not ductless.
- **Tubular Glands**: These have straight ducts and are not classified as ductless either.
- **Exocrine Glands**: These glands secrete their products through ducts to an external surface or into body cavities. They are not ductless.
- **Endocrine Glands**: These are the glands that do not have ducts and release their hormones directly into the bloodstream.

4. **Conclusion**: Since the question specifically asks for ductless glands, the correct answer is **endocrine glands**.

**Final Answer**: Ductless glands are called **endocrine glands**.

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