Noun. 1. chordate-any animal of the phylum Chordata having a notochord or spinal column. animal, animate being, beast, creature, fauna, brute-a living organism characterized by voluntary movement. Chordata, phylum Chordata-comprises true vertebrates and animals having a notochord.cephalochordate-fish-like animals having a notochord rather than a true spinal column. tunicate, urochord, urochordate-primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva.hordata, phylum Chordata-comprises true vertebrates and animals having a notochord. cephalochordate-fish-like animals having a notochord rather than a true spinal column. tunicate, urochord, urochordate-primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva.
In more than half of all cases, rheumatic fever may affect the heart valves (rheumatic carditis) and interfere with normal blood flow through the heart. Even without treatment, though, only about three people out of every 10 who have a strep throat infection develop rheumatic fever.
Diabetes affects the entire body. Diabetics are also much more likely to have high blood pressure and high cholesterol. The pancreas is the organ that â¦ makes insulin, if that was what you really wanted to know, but diabetes effects the eyes, all circulatory system organs, kidneys, nerves, and digestive system.   In the pancreas, a leaf-shaped organ near the duodenoum, there are special cells called the Islets of Langherhans, of which there are 4 types, the A cells secrete â¦ a hormone Glucagon which raises the blood glucose level.