Give an example for each of the following:
Salivary gland

Explanation

### Step-by-Step Solution:

1. **Understanding Salivary Glands**: Salivary glands are exocrine glands that produce saliva, which aids in the digestion of food. They secrete their products through ducts rather than directly into the bloodstream.

2. **Types of Salivary Glands**: There are three major pairs of salivary glands in mammals:
- **Parotid Glands**: These are the largest salivary glands, located in front of the ears. They have two lobes and are responsible for producing a significant amount of saliva.
- **Submandibular Glands**: These glands are about the size of a walnut and are located just below the jaw. They also contribute to saliva production.
- **Sublingual Glands**: The smallest of the three major salivary glands, they are almond-shaped and located under the floor of the mouth, below either side of the tongue.
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