... along the expanded opening unbroken, and it is not until it has reached the gullet, and the closed mouth prevents any escape of the nutritious matter, that the shell is exposed to instruments adapted for its perforation. These instruments consist... The Cyclopædia of Anatomy and Physiology: A-DEA - الصفحة 259بواسطة Robert Bentley Todd - 1849عرض كامل - حول هذا الكتاب
 | 1841
...to advert. ' If,' says Professor Owen, ' the teeth had existed of the ordinary form and proportion in the maxillary and palatal regions, the egg would...their points are directed backwards. The shell being Mtwed open longitudinally by these vertebral teeth, tlie egg is crushed by the contractions of the... | |
 | 1841
...state of the jaws, the egg glides along the expanded opening unbroken, and it is not until it lias reached the gullet, and the closed mouth prevents...open longitudinally by these vertebral teeth, the ess ¡s crushed by the contractions of the gullet, and is carried to the stomach, where the shell is... | |
 | 1841
...instruments consist of the inferior spinous processes of the seven or eight posterior cervical vertebrw, the extremities of which are capped by a layer of hard cement, and penetrate the dorsal panctes of the (esophagus ; they may be readily seen, even in very young subjects, in the interior... | |
 | Philip Henry Gosse - 1850
...to advert. " If," says Professor Owen, " the teeth had existed of the ordinary form and proportion, in the maxillary and palatal regions, the egg would...by a layer of hard cement, and penetrate the dorsal (upper) parietes of the oesophagus : they may be readily seen even in very young subjects, and in the... | |
 | James Hamilton - 1856
...instruments consist of the inferior spinous processes of the seven or eight posterior cervical vertebra, the extremities of which are capped by a layer of hard cement, and penetrate the dorsal (upper) parietes of the oesophagus ; they may be readily seen even in very young subjects, and in the... | |
 | Philip Henry Gosse - 1857 - عدد الصفحات: 363
...If," observes that great physiologist, " the teeth had existed of the ordinary form and proportion in the maxillary and palatal regions, the egg would...by a layer of hard cement, and penetrate the dorsal (upper) parietes of the ossophagus; they may be readily seen even in very young subjects, and in the... | |
 | Philip Henry Gosse - 1857 - عدد الصفحات: 363
...instruments consist of the inferior spinous processes of the seven or eight posterior cervical vertebrse, the extremities of which are capped by a layer of hard cement, and penetrate the dorsal (upper) parietes of the oesophagus; they may be readily seen even in very young subjects, and in the... | |
 | Richard Owen - 1866
...becomes exposed to instruments adapted for its perforation. These instruments consist of the hypapophyses of the seven or eight posterior cervical vertebrae,...hard cement, and penetrate the dorsal parietes of the oesophagus.2 They may be readily seen, even in very small subjects, in the interior of that tube, in... | |
 | Richard Owen - 1866
...perforation. These instruments consist of the hypapophyses of the seven or eight posterior cervical vertebra, the extremities of which are capped by a layer of...the oesophagus.* They may be readily seen, even in Yery small subjects, in the interior of that tube, in which their points are directed backwards. The... | |
 | Richard Owen - 1866
...becomes exposed to instruments adapted for its perforation. These instruments consist of the hypapophyses of the seven or eight posterior cervical vertebrae,...hard cement, and penetrate the dorsal parietes of the oesophagus.8 They may be readily seen, even in very small subjects, in the interior of that tube, in... | |
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