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Brachycephaly (derived from the Ancient Greek βραχύς, 'short' and κεφαλή, 'head') is the shape of a skull shorter than average in its species.It is perceived as a cosmetically desirable trait in some domesticated dog and cat breeds, notably the pug and Persian, and can be normal or abnormal in other animal species.
The English bulldog, a typically brachycephalic dog breed, may have brachycephalic syndrome. A Peke-face Exotic shorthair.. Brachycephalic obstructive airway syndrome (BOAS), also known as brachycephalic airway obstructive syndrome (BAOS), brachycephalic airway syndrome (BAS), and brachycephalic syndrome (BS), [1] is a pathological condition affecting short nosed dogs and cats which can lead ...
On 4 April 1873, The Kennel Club was founded, the first dog breeding club dealing with the registration of purebred dogs and dog breeds. [48] [non-primary source needed] Bulldogs were included in the first volume of the Kennel Club Stud Book, which was presented at the Birmingham Show on 1 December 1874. The first English Bulldog entered into ...
The MKULTRA project was under the direct command of Dr. Sidney Gottlieb of the Technical Services Division. [136] The project received over $25 million, and involved hundreds of experiments on human subjects at eighty different institutions. In a memo describing the purpose of one MKULTRA program subprogram, Richard Helms said:
Inbreeding is the production of offspring from the mating or breeding of individuals or organisms that are closely related genetically. [1] By analogy, the term is used in human reproduction , but more commonly refers to the genetic disorders and other consequences that may arise from expression of deleterious recessive traits resulting from ...
Breeding for this purpose was encouraged by the market, as hypertyped and miniaturized dogs were easier to sell. [8] The "cult of the hypertype" is particularly prevalent in dog breeding at the beginning of the 21st century, with an article in Le Figaro magazine citing the existence of this problem as early as 1996. [ 9 ]
Jewish populations, and particularly the large Ashkenazi Jewish population, are ideal for such research studies, because they exhibit a high degree of endogamy, and at the same time are a large group. Jewish populations are overwhelmingly urban and are concentrated near biomedical centers where such research has been carried out.
In anthropology, human populations have been characterized as either dolichocephalic (long-headed), mesocephalic (moderate-headed), or brachycephalic (short-headed). The usefulness of the cephalic index was questioned by Giuseppe Sergi , who argued that cranial morphology provided a better means to model racial ancestry.