Myalgia is not a medical disorder or disease but more of a symptom of an existing underlying condition. Myalgia is known as a muscle ache or muscle pain. It is a common condition that almost everyone has had at one time or another.
Gyri and Sulci. Gyri and Sulci are compliments of each other in the sense that they help create each other. The gyri (single gyrus) are the actual pieces of the brain's cerebrum which have been smooshed and curved into fine folds so that more surface area is available on the cerebrum. Sulci are the shallow grooves which are formed between these smooshed folds.
Sangheili are biped saurians with tall, muscular bodies and elongated heads bearing four mandibles, each laced with sharp rows of teeth; adult Sangheili mandibles can be found in varying shapes, sizes, and ranges of dexterity, and are as distinctive as a fingerprint.