Answer:
Phagocytic cells that can leave the circulation and enter the tissues of the body.
Explanation:
A macrophage is a type of phagocytic cell that has been differentiated from monocytes that is involved in the detection, phagocytosis, and destruction of harmful ogansms and pathogens. They originate from monocytes which was produced in the blood and then migrate to exist within specific organs/ tissues in the body. They kill their prey by engulfing them and kiling them using acid and they also present antigenic fragments to the T lymphocytes.