The Tibetan Terrier is a medium-size breed of dog originated in Tibet. Despite its name, it is not a member of the terrier group. The breed was given its name by European travellers who first encountered it, because of its resemblance to known terrier breeds.he Tibetan Terrier is a medium-size breed of dog originated in Tibet. Despite its name, it is not a member of the terrier group. The breed was given its name by European travellers who first encountered it, because of its resemblance to known terrier breeds.
The parasympathetic nervous system (PNS) controls homeostasis and the body at rest and is responsible for the body's rest and digest function. The sympathetic nervous system (SNS) controls the body's responses to a perceived threat and is responsible for the fight or flight response.he sympathetic nervous system (SNS) is one of two main divisions of the autonomic nervous system (ANS). Its general action is to mobilize the body's fight-or-flight response.
The parasympathetic system is responsible for stimulation of rest-and-digest or feed and breed activities that occur when the body is at rest, especially after eating, including sexual arousal, salivation, lacrimation (tears), urination, digestion and defecation.