SD GUNDAM SEMA

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The human form is a complex and intricate structure, comprising of various systems that work in harmony to sustain life. The brain, located within the skull, serves as the central hub of information processing, controlling movement, sensation, perception, and cognition. It operates on a vast network of neurons, transmitting signals at speeds of up to 200 miles per hour. The nervous system, comprised of the central nervous system (CNS) and peripheral nervous system (PNS), facilitates communication between the brain and the rest of the body. The CNS includes the brain and spinal cord, while the PNS consists of nerves that branch out from the spine and connect to various organs and tissues. The skeletal system provides structural support and protection for vital organs, comprising 206 bones that are connected by joints. The muscular system, consisting of over 640 muscles, enables movement and maintains posture. The circulatory system pumps blood throughout the body, supplying oxygen and nutrients to cells while removing waste products. The respiratory system brings oxygen into the lungs, where it is absorbed into the bloodstream and distributed to the body's tissues. The digestive system breaks down food into its constituent parts, extracting essential nutrients that are then absorbed into the bloodstream for distribution to the body's tissues.