Search results
- Dictionaryimmune system
noun
- 1. the organs and processes of the body that provide resistance to infection and toxins. Organs include the thymus, bone marrow, and lymph nodes.
Powered by Oxford Dictionaries
Jun 25, 2024 · noun. : the bodily system that protects the body from foreign substances, cells, and tissues by producing the immune response and that includes especially the thymus, spleen, lymph nodes, lymphocytes, and antibodies.
1 day ago · Immune system, the complex group of defense responses found in humans and other advanced vertebrates that helps repel disease-causing entities. Immunity from disease is conferred by two cooperative defense systems: innate immunity and acquired immunity. Learn more about the immune system’s mechanisms and evolution.
The immune system is a network of biological systems that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to parasitic worms, as well as cancer cells and objects such as wood splinters, distinguishing them from the organism's own healthy tissue.
Oct 20, 2023 · Your immune system is a large network of organs, white blood cells, proteins and chemicals. These parts all work together to protect you from germs and other invaders. Your immune system also helps your body heal from infections and injuries.
Nov 22, 2023 · The immune system is the body’s tool for preventing or limiting infection. Its complex network of cells, organs, proteins, and tissues enable the immune system to defend the body...
The immune system defends the body from infection and includes a complex network of cells, chemicals, tissues and organs. The immune system recognises ‘invaders’ such as bacteria, viruses and fungi as well as abnormal cells like cancer cells, and then helps the body fight the invasion.
The immune system is a host defense system. It comprises many biological structures —ranging from individual white blood cells to entire organs — as well as many complex biological processes. The function of the immune system is to protect the host from pathogens and other causes of disease such as tumor cells.
