Hydranencephaly, Schizencephaly. Print. Print. Hydranencephaly. Hydranencephaly is a rare and extreme form of porencephaly. The hemispheres of the cerebrum are absent and replaced by sacs filled with cerebrospinal fluid (CSF). In most cases, the cerebellum and brainstem are formed normally.
Strangles (also equine distemper) is a contagious upper respiratory tract infection of horses and other equines caused by a bacterium, Streptococcus equi var.equi. Strangles is enzootic in domesticated horses worldwide. The contagious nature of the infection has at times led to limitations on sporting events.trangles (also equine distemper) is a contagious upper respiratory tract infection of horses and other equines caused by a bacterium, Streptococcus equi var.
The movement can be ridden in walk, trot or canter. Hackamore: A type of western headstall or bridle without a bit, commonly used in breaking horses and teaching them to neck rein. Simply used as a bitless bridle in the UK. Hand: The unit by which the height of a horse is measured.