Central sulcus of the human brain. Gray's FIG. 726â Lateral surface of left cerebral hemisphere, viewed from the side. The central sulcus is a fold in the cerebral cortex of brains in vertebrates. Also called the central fissure, it was originally called the fissure of Rolando or the Rolandic fissure.
Duck plague, on the other hand, is a disease caused by the herpes virus and is one of the most highly contagious duck diseases there is. Infected birds are sluggish, have ruffled feathers and greenish-yellow diarrhea that are sometimes stained with blood.ne of the most troublesome duck diseases is fowl cholera. This disease is caused by a bacterium called Pasteurella multocida and is often associated with poor sanitation. The symptoms include diarrhea, mucous discharges and loss of appetite.
Duck Plague 141 Chapter 16 Duck Plague SynonymsDuck virus enteritis, DVE Cause Duck plague is caused by a herpesvirus. Infection oftenresults in an acute, contagious, and fatal disease.As withmany other herpesviruses, duck plague virus can establishinapparent infections in birds that survive exposure to it, astate referred to as latency.ittle is known about the response of wild water-fowl to strain differences.Duck plague outbreaks are thought to be caused whenbirds that carry the virus shed it through fecal or oral dis-charge, thus releasing the virus into food and water withwhich susceptible birds may have contact.