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What role does the skin play in regards to immunity?
The skin is like a giant shield covering your whole body, protecting it from diseases and infections. Without it the human race would die
What are the two components of specific immunity?
Humoral Immunity- acquired immunity in which the role of circulating antibodies is predominant. Natural Immunity- the resistance of the normal animal to infection
What role do memory cells play in immunity?
no
What gland plays a major role in the development of immunity?
thymus
What is the epidermal cell that has a role in immunity and disease resistance?
Langerhans
A positive tuberculin skin test shows cellular immunity to Mycobacterium tuberculosis How could a person acquire this immunity?
having the actual disease
What type of white blood cells plays a major role in immunity to infectious diseases?
Lymphocytes
Which type of blood cell has a major role in immunity to infectious disease?
White blood cell (WBC) has a major role. It fights with the germs of infections in the body.
How does active and passive immunity function?
Both passive and active immunity have role in the elimination of bacteria and naturalization of toxins. Extracellular bacteria G+ and G- induce inflammation and production of toxins. Hence, active immunity responses by production of antibodies and passive immunity via phagocytes and complement activation, cytotoxic production by macrophages.
What is the role of immunity in disease in animals?
Immunity is the internal protection of an organism from infection with a pathogen. Therefore, immunity (which is typically conferred by the immune system) has the role of protection against disease in animals. However, another aspect of immunity is innate or species-based immunity. This is conferred by the genetics of the species and protects the animal against pathogens that infect other species of animals. For instance, cattle are not susceptible to PRRS virus infection because PRRS is specific for pigs. This is not true of all diseases, however - viruses such as rabies and foot and mouth disease virus can infect multiple species.
What is the role of the melanin in the skin?
It is what gives your skin color. If you have more melanin in your skin, your skin will be darker, if you have less, your skin will be lighter.
What role does an amphibians skin play?
Amphibians skin helps them breathe.
