Avian Botulism (Limberneck Disease). Posted on August 21, 2014 - 3:36pm. Avian Botulism is a paralytic, often fatal disease of wild and domestic birds resulting from the ingestion of a toxin produced by the bacterium Clostridium. Environmental studies have found seven toxins produced by botulinum bacterium; two of which, Types C & E, commonly cause mortality.
Definition of pharynx for English Language Learners. medical : the part inside your mouth where the passages of the nose connect to your mouth and throat.
Medical Definition of Phalanx. Phalanx: Anatomically, any one of the bones in the fingers or toes. (Plural: phalanges.) There are 3 phalanges (the proximal, middle, and distal phalanx) in most of the fingers and toes. However, the thumb and large toe have only two phalanges that accounts for their being shorter.