Cunningham's textbook of anatomyW. Wood, 1818 - 1577 pages |
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Page 18
... becomes the head of the spermatozoon . The axial filament grows out from the posterior centrosome of the spermatid , which divides becomes the posterior End piece into two parts , one of which centrosome of the neck of the spermatozoon ...
... becomes the head of the spermatozoon . The axial filament grows out from the posterior centrosome of the spermatid , which divides becomes the posterior End piece into two parts , one of which centrosome of the neck of the spermatozoon ...
Page 23
... becomes oval , and a linear streak , appears in that part of the oval which becomes the area ( Fig . 31 ) . ne the position of the mesodermal elements of the wall of the esicle is revealed , for the primitive streak is a thickened ridge ...
... becomes oval , and a linear streak , appears in that part of the oval which becomes the area ( Fig . 31 ) . ne the position of the mesodermal elements of the wall of the esicle is revealed , for the primitive streak is a thickened ridge ...
Page 25
... becomes bilaminar by the disappearance of the primary mesoderm . This region , because it afterwards forms the boundary membrane between the anterior end of the primitive entodermal canal and the primitive buccal cavity or stomatodæum ...
... becomes bilaminar by the disappearance of the primary mesoderm . This region , because it afterwards forms the boundary membrane between the anterior end of the primitive entodermal canal and the primitive buccal cavity or stomatodæum ...
Page 32
... becomes a completely closed cavity . As the margins of the neural groove rise and converge they carry with them the adjacent ectoderm to which they are attached , and which forms part of the surface covering of the embryo ; consequently ...
... becomes a completely closed cavity . As the margins of the neural groove rise and converge they carry with them the adjacent ectoderm to which they are attached , and which forms part of the surface covering of the embryo ; consequently ...
Page 33
... becomes a closed tube , a vesicular evagination forms at the cephalic end of each lateral wall of the primitive fore - brain region . These evaginations are the primary optic vesicles , and they are the rudiments of the optic nerves ...
... becomes a closed tube , a vesicular evagination forms at the cephalic end of each lateral wall of the primitive fore - brain region . These evaginations are the primary optic vesicles , and they are the rudiments of the optic nerves ...
Expressions et termes fréquents
adductor amnion angle arch artery articular surface articulation aspect attached backwards body bone border brain brevis calcaneus canal capsule carpi cartilage caudal cavity cells centre cerebellum cerebral cerebral hemisphere cervical chorion cœlom column condyle connexion corpus corpus callosum crest distal dorsal embryo entodermal ethmoid extensor external facet fascia fasciculus fibres fissure foramen fossa fourth ventricle front frontal funiculus gray matter groove head hemisphere humerus inferior insertion interosseous joint lamina lateral side lateralis layer ligament longus lumbar margin maxilla medial side median plane medulla oblongata membrane mesencephalon mesoderm muscle nasal nerve neural notch nucleus obliquely occipital occipital bone orbital origin passes pelvic plantar pollicis pons portion posterior posteriorly primitive proximal pterygoid radial rectus region separated septum sinus sphenoid spinal medulla spine Sulcus superior suture temporal tendon thalamus thoracic tract transverse processes trigeminal nerve trophoblast tube tubercle upper ventral ventricle vertebral vesicle volar wall whilst zygomatic