The human brain, (1) ___an average weight of 1, 4 kilograms, is the control center of the (2) ___. It receives (3) _____from the senses, processes the information, rapidly sends out responses; it also stores the information (4) ____ is the source of human thoughts and feelings. Each of the three main parts of the brain- cere bellum, the cerebellum, and the brain stem has its own role (5) _____carrying out the functions. The cerebrum is by (6) _____the largest of the three parts, taking up 85 percent of the brain by weight. The cerebellum, located below the cerebrum in the back part of the skull, is made of masses of bunched up nerve cells. It is the cerebellum (7) ____controls human balance, coordination, and posture. The brain stem, (8) _____connects the cerebrum and the spinal cord, controls various body processes such (9) ___ breathing and heartbeat. (10) _____is the major motor and sensory pathway connecting the body and the cerebrum.