Tissues are ensembles of similar or compatible types of animal or plant cells that together carry out a specific function. In the human body there are four categories of tissues: epithelial ...

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Connective tissue diseases are a heterogeneous group of autoimmune disorders that affect any of the body's connective tissues. These disorders can be inherited or acquired, and can present with a ...

Cardiac muscle tissue, or myocardium, is a type of muscle tissue that forms the heart. It contracts and releases involuntarily and keeps the heart pumping blood around the body. The human body ...