General Biology I

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Connective tissues

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General Biology I

Definition

Connective tissues are a group of tissues that support, connect, or separate different types of tissues and organs in the body. They are characterized by an extracellular matrix that is rich in protein fibers.

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5 Must Know Facts For Your Next Test

  1. Connective tissues include bone, blood, cartilage, and adipose tissue.
  2. The extracellular matrix in connective tissues contains collagen, elastin, and other proteins.
  3. Connective tissues originate from the mesoderm during embryonic development.
  4. They play a crucial role in providing structural support and defense against infections.
  5. Fibroblasts are the most common type of cells found in connective tissue.

Review Questions

  • What are the main components of the extracellular matrix in connective tissues?
  • Name three types of connective tissues and their primary functions.
  • From which germ layer do connective tissues originate?

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