How is heat lost from our body (explain diagrammatically)?

Heat is lost from the human body through several mechanisms, primarily through radiation, conduction, convection, and evaporation. Here's a brief explanation, accompanied by a simple diagram:

1. Radiation:
   - The human body constantly emits infrared radiation in the form of heat.
   - Diagram: Draw _______ ______ ____ _________ __________.
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