What is another word for gill arch?
Pronunciation: [ɡˈɪl ˈɑːt͡ʃ] (IPA) 
Gill arches are an important part of the respiratory and circulatory systems of most aquatic animals, including fish. These skeletal structures support the gills and provide a pathway for water to flow over the delicate respiratory surfaces. Synonyms for gill arch include branchial arch and pharyngeal arch. These terms are often used interchangeably in scientific literature to refer to the same anatomical structures. Other related terms include the gill rakers, which help filter small particles from the water, and the gill filaments, which contain the respiratory surface where oxygen and carbon dioxide are exchanged. Understanding the various terms related to gill anatomy is important for researchers studying aquatic animals and their evolutionary adaptations.
