Which of the following gland do not have duct?

Options

A. Salivary gland
B. Mammary gland
C. Intestinal gland
D. Adrenal gland

Answer

To determine which of the following glands do not have ducts, we need to classify the glands mentioned in the options based on whether they are exocrine or endocrine.

### Step-by-Step Solution:

1. **Understand the Types of Glands**:
- Glands are classified into two main types: **exocrine glands** and **endocrine glands**.
- **Exocrine glands** secrete their products through ducts to an external surface or into a cavity.
- **Endocrine glands** are ductless and release their hormones directly into the bloodstream.

2. **Analyze the Given Options**:
- The options provided are:
- A. Salivary glands
- B. Mammary glands
- C. Intestinal glands
- D. Adrenal gland

3. **Evaluate Each Option**:
- **Salivary Glands**: These are exocrine glands that secrete saliva through ducts into the mouth. **(Exocrine)**
- **Mammary Glands**: These are also exocrine glands that secrete milk through ducts. **(Exocrine)**
- **Intestinal Glands**: These glands secrete intestinal juices through ducts into the intestine. **(Exocrine)**
- **Adrenal Gland**: This gland secretes hormones like adrenaline directly into the bloodstream without using ducts. **(Endocrine)**

4. **Identify the Correct Answer**:
- Among the options, the **Adrenal gland** is the only gland that does not have ducts and is classified as an endocrine gland.

### Final Answer:
The gland that does not have a duct is the **Adrenal gland**.

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