what organ controls the two types of specific immune functions?
The immune and lymphatic systems are two closely related organ systems that share several organs and physiological functions. The immune system is our bodyâs defense system against infectious pathogenic viruses, bacteria, and fungi as well as parasitic animals and protists.he immune and lymphatic systems are two closely related organ systems that share several organs and physiological functions. The immune system is our bodyâs defense system against infectious pathogenic viruses, bacteria, and fungi as well as parasitic animals and protists.