K�C�ks�KrB�kK���+�+c�����b��r�ѻ{�[, fungal hyphae, microchip, catheter, syringe, tubular structure (colon?), muscular tissue, artery, venous sinus, liver lobe, kidney cortex, ductal system, pancreatic islets, trachea, bronchus, nasopharyngeal wall, sinus cavity, orbital floor, optical nerve, macula (retina), pupil, irregular-shaped cartilage, fleshy growths (gastrointestinal?), microscopic insect-like creature