Which type of immunity occurs as a result of having had and recovered from a disease?


Ans: Natural active

Anatomy & Physiology

You might also like to view...

The extrinsic pathway of coagulation is activated by the

A) release of tissue factor by a damaged endothelium. B) activation of a proenzyme exposed to collagen. C) conversion of prothrombin to thrombin. D) sticking of platelets to damaged tissue. E) release of heparin from the liver.

Anatomy & Physiology

In mammals, the __________ is the main blood vessel leading from the heart to the lungs

Fill in the blank with correct words.

Anatomy & Physiology

Skeletal muscle is described as ________

A) fibrous and containing ground substance B) striated and involuntary C) striated and voluntary D) nonstriated and involuntary E) nonstriated and voluntary

Anatomy & Physiology

Symptoms of Addison's disease include all of the following EXCEPT ________.

A. low blood pressure B. hyperactivity C. weight loss D. excessive skin pigmentation

Anatomy & Physiology