A single celled organism known as Capsaspora owczarzaki, is a tentacled amoeba like species which is unknown not until 2002 when it has been brought to scientific interest.
muscles
Scoliosis – A Musculoskeletal Disorder
Scoliosis is a musculoskeletal disorder in which there is a sideways curvature of the spine or backbone according to the National Institute of Arthritis and Musculoskeletal and Skin Disease (NIAMS).