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.
One 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.The liver also enlarges and becomes friable.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.
infectious pancreatic necrosis of fish. a disease of salmonids caused by a group of related birnaviruses. It is characterized by hemorrhages and anemia, and spiral swimming and abdominal distention in fry. infectious porcine dermatitis. see contagious porcine pyoderma. septicemic disease of young ducks caused by Riemerella anatipestifer and characterized by torticollis, head tremor, loss of balance and a high mortality rate. infectious sinusitis. a contagious disease of turkeys caused by Mycoplasma gallisepticum.