Examlex
The interwoven mass of cells that forms large structures such as an earthstar or a mushroom is a
Immune System
The system of cells, organs, and chemicals of the body that responds to attacks from diseases, infections, and injuries.
Diseases
Health conditions that are characterized by specific symptoms and signs, often caused by infections, genetic defects, or environmental factors, and can affect any part of the body.
Sympathetic Nervous System
A component of the autonomic nervous system responsible for getting the body ready for physical exertion by increasing heart rate, narrowing blood vessels, and elevating blood pressure.
Parasympathetic Nervous System
A division of the autonomic nervous system responsible for conserving energy and lowering the stress response by slowing the heart rate and increasing intestinal activity.
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