Matching Pairs Human Body - Internal OrgansOnline version Human Body - Internal Organs by Eneida Lima 1 2 3 4 5 6 7 Holds our food when we first eat and helps with the digestion process. Performs vital functions in our bodies. Its functions include helping us break down food in digestion to clean our bodies from toxins. Pumps blood throughout the body via the circulatory system. It is considered by many to be the center of life. They help bringing oxygen into our blood stream through breathing. Divided in small and large, their job is to absorb most of the nutrients from what we eat and drink. Its functions include helping humans think, feel emotions, make decisions, and control the rest of the body. The brain is protected by a thick skull and fluid. They help keeping our bodies clean from toxins and other waste products by filtering urine. Without our kidneys our blood would quickly become poisoned.