Sports Med Unit Two — Introduction to Human Tissues + 7 more topics

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Connective tissues (CT) are defined by three main components: specialized cells, protein fibers, and ground substance. It's the extracellular matrix (ECM) – the fibers and ground substance – that largely determines the tissue's properties. Unlike epithelial tissue, CT typically isn't directly exposed to the outside environment and usually has a good blood supply (except for cartilage).

Your nervous system is made of nervous tissue, which contains two main types of cells: neurons and neuroglia (or glial cells). Neurons are the communicators, sending signals, while neuroglia support and protect them.

Pain is a highly personal and subjective experience. It's not simply a direct measure of tissue damage. Your brain plays a huge role in interpreting signals from your body and deciding whether to produce the sensation of pain. This section explores different theories that try to explain how pain works.

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Wound healing isn't a single event but a dynamic process that progresses through four distinct yet overlapping phases:

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