Which of the following is an effective defense mechanism for fighting illness, triggered by the immune system? your adrenal gland releases vitamin c and zinc into your blood your body's internal temperature is increased causing a fever your brain signals the sweat glands to perspire to drowned any germs on skin your endocrine system secretes hormones that attack foreign invaders in your body

Your body's internal temperature is increased causing a fever

Explanation:

Hello,

It is widely known that immune responses accounts for the body's responses or actions caused by its immune system activation due to the antigens. A immune response includes immunity to pathogenic agents such as microorganisms, allergies, graft rejections, as well as autoimmunity to self-antigens.

It is widely known that fighting illness is attained by the fever as it is a mechanism to eliminate out pathogens that are weak to a temperature increase about 37-38 °C, that is why an effective defense mechanism for fighting illness is your body's internal temperature is increased causing a fever.

Best regards.