Avisauridae leg formed by fused metatarsals (the bones which comprise the foot in humans). As a result, members of this family are distinguished from other enantiornitheans exclusively by features of the tarsometatarsal and pedal phalanges (toe bones). Unlike in some prehistoric birds, avisaurid tarsometatarsals were not completely fused, with the distal (outer) parts of the metatarsals being separate from each other. The proximal (near) half of metatarsal III (the long bone in the middle of the tarsometatarsus) is convex from the front. The inside edge of this bone's trochlea (toe joint) has a bony tab which points downward, known as a
The body in traditional Chinese medicine of all the Yin and Yang energy in the body. The Kidneys also govern the endocrine system, receive air from the lungs, govern bones, govern teeth, control water in the body, and store essence. Dysfunction of the Kidneys leads to deficiencies of Yin or Yang. It also leads to imbalanced hormones, weak bones, an impaired sex drive, and dizziness. Water in excess leads to bipolar disorder. Depressive episodes are characterized by Kidney Yin excess while manic episodes are characterized by Kidney Yang excess. The Kidney Meridian begins on the sole, moves up the inner leg to the groin, up the