Chapter 21, Problem 7TF

Summary Introduction

Introduction:

For all living organism, there is a challenge for surviving by defeating the entire pathogenic organism. The human body depends on itself to kill the pathogen or to eliminate the foreign particles by an organized system called the lymphatic system. The lymphatic system or an immune system that consists of a group of cells or immune cells that inhabits all the organs of the body. The lymphatic system includes lymphatic organs and group of lymphatic tissues involved in the immune system.