The main function of the immune system is to protect the human body against disease and other foreign bodies. The human immune system is a complex system that can identify threats to human health, distinguish these threa... More »

The function of the immune system is to prevent, detect and stop infection within the organism. The immune system has innate immune cells for rapid response in a generic capacity and adaptive immune cells that attack spe... More »

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Binding to antigens coating the surface of the invader to keep pathogens from ruining healthy body cells and stimulating other parts of the immune system to eliminate pathogens are ways antibodies function. Another way a... More »

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The main function of the lymphatic system is to transport lymph fluid throughout the body, which in turn helps with the functions of the immune system. The main parts of the lymphatic system are the lymph nodes, lymph ve... More »

The thyroid gland is a crucial hormonal gland that plays an important role in growth and development, metabolism and regulating several functions of the human body such as temperature and calcium balance. It constantly s... More »

The thyroid gland plays a major role in the human body's everyday functions by secreting hormones that control metabolism, according to Harvard Medical School. Because the thyroid gland produces the substances that influ... More »

The pituitary gland, known as the "master gland" of the human body, is directly or indirectly responsible for such wide-ranging bodily functions as growth, reproduction, mood, behavior and metabolism. In women, it is res... More »