Ключевые слова: anatomy, background, biology, body, bone, bones, calcium, cartilage, cartilage ring, cartilages, cell, compact, connective, connective tissue, elastic, epithelial tissue, epithelium, fibers, health, health care, histological, histology, human, hyaline, hyaline cartilage, joint, magnification, medical, microbiology, micrograph, microscope, microscopic, microscopy, muscle, nucleus, ossification, osteophytes, osteoporosis, pattern, research, science, section, septum, skeleton, spondyloarthrosis, structure, study, system, tissue,