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Biomedical subjects

A Delmas

Publications and source records attributed to A Delmas.

At least 55 records · Page 3Linked to original sources

[Morphologic and biometric data on the constitution of the brachial plexus in man].

The authors relate the results of the examination of 172 human brachial plexuses from 89 leukoderma subjects native from the Parisian area. The origin of the plexus, with a participation of the fourth cervical nerve root in 41 p.c. of the plexuses, and its distribution, with three primary trunks in 90 p.c. of the plexuses were correctly described by classic authors. The secondary ventro medial trunk receives fibers from the middle primary trunk in 10 p.c. of the plexuses. The biometric study shows that the seventh cervical root is the largest on both sides and that secondary trunks are longer than the primary.

Brachial Plexus↗

[Biometric aspects of hyoid mechanics in man].

The motionless position and the movements of the human hyoïd bone are defined by angular and linear measures, with regard to the basis of the skull and the horizontal palatine level. It appears that the hyoïd mechanic, which is at best expressed during swallowing and speech articulation, is mainly dependent on styloid suspension, that allows sinusoïdal trajectories.

Adult↗

[Radio-anatomic data concerning the hyoid bone and its dynamics].

The study of the Human hyoid bone made from anatomic sections, X-ray pictures and radiocinema shows its variable positions during speech articulation, which vary according to the kind of phonema--from single horizontal or vertical translation to sinusoidal movements allowed by the stylohoid suspension. The hyoid bone plays a role in speech articulation and may have been a factor in its apparition.

Animals↗

[Inclination of the spinous processes of the cervical spine].

The inclination of the spinous processes of human cervical vertebrae was measured on a series of 117 columns. The analysis of the biometrical data demonstrates a typology, probably correlated to the morphology of the skull. This study opens for discussion some accepted interpretations related to posture, in human paleontology.

Animals↗