���a+�Lymphatic vessel, Fibrocartilage, Ciliated epithelium, Myocardial tissue, Stromal cell, Trachea, Bronchus, Pulmonary`alveolus, Vascular endothelial cell, Pericardial sac, Mechanical piston, Gear mechanism, Microscopic amoeba, Molecular chain, Fibrillary structure, Spheroid calcification, Elastin fibers, Hyaline cartilage, Muscle fiber bundle, Cervical vertebra, Ribcage, Thoracic aorta, Aortic valve