Trachea act as a resonator to amplify sound. In some birds, the tracheal rings are complete, and may even be ossified. In amphibians, the trachea is normally extremely short, and leads directly into the lungs, without clear primary bronchi. A longer trachea is, however, found in some long-necked salamanders, and in caecilians. While there are irregular cartilagenous nodules on the amphibian trachea, these do not form the rings found in amniotes. The only vertebrates to have lungs, but no trachea, are the lungfish and the "Polypterus", in which the lungs arise directly from the pharynx. The word "trachea" is used to
Isa (name) translations also use Isa, such as David Owen's "Life of Christ" (Arabic 1987). Isa (name) Isa is a unisex given name originating from a variety of sources. The name is most commonly derived from the [classical Arabic] "‘Isa", an Arabic translation of Jesus, itself having a Hebrew origin. However, it is not the only translation; it is most commonly associated with Jesus as depicted in Islam, and thus, commonly used by Muslims. Meanwhile, Arabic-speaking Christians would use "Yasū‘", a more phonetic translation of Jesus. The origin of the Quranic "Isa" is complex and is detailed below. Isa was also used