Name the cells that synthesize collagen.

Explanation

**Step-by-Step Solution:**

1. **Understanding Collagen**: Collagen is a type of protein that forms fibers in the extracellular matrix of connective tissues. It provides strength and structure to various tissues in the body.

2. **Identifying the Cells**: The cells responsible for synthesizing collagen are known as fibroblasts.

3. **Breaking Down the Term**: The term "fibroblast" can be broken down into two parts: "fibro" refers to fibers, and "blast" refers to cells that are forming or producing something. Therefore, fibroblasts are the cells that produce fibers, including collagen.

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