How do the functions and locations of resident macrophages differ from wandering macrophages?

Resident macrophages only respond to viral infections, while wandering macrophages respond to bacterial infections.

Resident macrophages are fixed in tissues and provide long-term defense, while wandering macrophages move through tissues to respond to infections.

Resident macrophages activate the adaptive immune system, while wandering macrophages do not.

Resident macrophages circulate in the blood, while wandering macrophages are fixed in tissues.