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Vertebral-column sentence examples

vertebral-column
  • Notwithstanding the origin of organs, it still for a certain time, by reason of its want of an internal bony skeleton, remains worm and mollusk, and only later enters into the series of the Vertebrata, although traces of the vertebral column even in the earliest periods testify its claim to a place in that series."

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  • Later those pads fuse with the anterior end of the centrum of the vertebra to which they belong; where the vertebral column is rendered inflexible, the disks are ossified with the centra and all trace of them is lost.

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  • The scapula is sabre-shaped, and extends backwards over the ribs, lying almost parallel to the vertebral column.

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  • The Sympathetic System forms a chain on either side of the vertebral column.

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  • Every "line" of its build is designed and eminently adapted for rapid progression through the water; the muscles massed along the vertebral column are enormously developed, especially on the back and the sides of the tail, and impart to the body a certain rigidity which interferes with abruptly sideward motions of the fish.

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  • This notochord represents the persistent primordial skeletal axis which, in the higher Craniata (though not so in the lower), gives way by substitution to the segmented vertebral column.

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  • The vertebral column of the gorilla differs from that of man in its curvature and other characters, as also does the conformation of its narrow pelvis.

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  • As to the vertebral column and pelvis, the lower apes differ from the gorilla as much as, or more than, it differs from man.

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  • The vertebral column is almost entirely welded into a solid tube, but there is a complex joint at the base of the neck, to allow the head being retracted within the carapace.

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  • A difficulty naturally arises with regard to the fact that in reptiles the occipital condyle by which the skull articulates with the vertebral column is single, although composed of three elements, whereas in amphibians and mammals the articulation is formed by a pair of condyles.

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  • The vertebral column consists of seven cervical, eighteen dorsal, six lumbar, five sacral, and fifteen to eighteen caudal vertebrae.

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  • However, owing to the evolution of the vertebral column in various directions, and to the inconstant state of things in certain annectent groups, it is not possible, it seems, to apply the vertebral characters to taxonomy with that rigidity which E.

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  • This condition is derived from (Outline after Jaekel.) that of the Rhachitomi, as shown by the structure of the vertebral column in young specimens.

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  • Gadow, "On the Evolution of the Vertebral Column of Amphibia and Amniota," Phil.

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  • (23) "On the Development of the Vertebral Column in Pipa and Xenopus," Anat.

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  • The rear part of the vertebral column has not yet been found.

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  • However, the vertebral column also allows for flexion, extension, rotation and lateral flexion with the help of several muscles.

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  • Loss of weight Shadow present in the superior mediastinum, extending to both sides of the outline of the vertebral column.

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  • - One of the most perfect of the many specimens discovered and prepared by Herr Bernard Hauff, and showing the extraordinary preservation of the epidermis of the ichthyosaur, which gives the complete contour of the body in silhouette, the outlines of the paddles, of the remarkably fish-like tail, into the lower lobe of which the vertebral column extends, and the great integumentary dorsal fin.

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  • The forms of batrachians with which we are acquainted show the vertebral column to have been evolved in the course of time from a notochordal condition with segmented centra similar to that of early bony ganoid fishes (e.g.

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  • the genus Hymenochirus, the vertebral column of which is figured here (fig.

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  • Musculo-skeletal - Degenerative changes in the vertebral column may make subarachnoid block (SAB) technically difficult.

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