Current Status of Organ Replaceability Last updated: 2020-06-16 Senses Sight Hearing Smell Taste Touch Motion Communication External Intra-Organ Signalling Neurons Hypothalamus Brain Stem Spinal Cord Glands Circulatory System Heart Veins / Arteries Respiratory System Trachea Lungs Diaphragm Nutrition Esophagus Stomach Small Intestines Large Intestines Liver Pancreas Kidneys Pathogen Defense Immune System Skin Manipulation Push/Pull Fine Motor Control Ambulation Locomotion Orientation