Cunningham's textbook of anatomy |
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Page 25
For a still longer time the caudal end of the notochord remains connected with the anterior end of the primitive streak , and its cephalic end is continuous with the entoderm of a small portion of the embryonic area , which lies ...
For a still longer time the caudal end of the notochord remains connected with the anterior end of the primitive streak , and its cephalic end is continuous with the entoderm of a small portion of the embryonic area , which lies ...
Page 26
Ectoderm of amnion Mesoderm of amnion Notochord " appears ; this is the primitive streak ( Figs . 31 , 34 ) . It is formed Amnion cavity by the proliferation of the ectomesodermal cells of the wall of the larger inner vesicle .
Ectoderm of amnion Mesoderm of amnion Notochord " appears ; this is the primitive streak ( Figs . 31 , 34 ) . It is formed Amnion cavity by the proliferation of the ectomesodermal cells of the wall of the larger inner vesicle .
Page 27
50 , 55 ) , which separates the primitive mouth or stomatodæum from the cephalic end of the primitive entodermal alimentary canal . As already stated , the bucco - pharyngeal membrane disappears during the third week , when the ...
50 , 55 ) , which separates the primitive mouth or stomatodæum from the cephalic end of the primitive entodermal alimentary canal . As already stated , the bucco - pharyngeal membrane disappears during the third week , when the ...
Page 29
B. Diagram of embryonic area showing parts of neural plate and primitive streak . Trophoblast of chorion Mesoderm of chorion Mesoderm of amnion Ectoderm of amnion -Neural crestRoof - plate Lateral wall of neural groove Floor - plate ...
B. Diagram of embryonic area showing parts of neural plate and primitive streak . Trophoblast of chorion Mesoderm of chorion Mesoderm of amnion Ectoderm of amnion -Neural crestRoof - plate Lateral wall of neural groove Floor - plate ...
Page 31
At a very early period the neural folds unite anteriorly to form the anterior boundary of the neural groove , and , somewhat later , they unite posteriorly , caudal to the neurenteric canal and across the anterior end of the primitive ...
At a very early period the neural folds unite anteriorly to form the anterior boundary of the neural groove , and , somewhat later , they unite posteriorly , caudal to the neurenteric canal and across the anterior end of the primitive ...
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Table des matières
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7 | |
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27 | |
42 | |
48 | |
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1050 | |
57 | |
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1585 | |
1587 | |
Expressions et termes fréquents
angle anterior appears arch arises artery articular articulation aspect attached backwards base becomes body bone border brain branch called canal capsule cartilage cavity cells centre cerebral cervical close column consists continuous corpus corresponding covered crest curved deep directed distal dorsal edge embryo enter extends extensor external extremity facet fascia fasciculus fibres flexor floor foramen forwards fossa fourth front frontal gray matter greater groove head inferior insertion internal joint lamina lateral layer length lies ligament limb longus lower margin medial membrane mesoderm middle movements muscle nasal nerve neural neural tube notch nucleus obliquely occipital opening orbital origin passes placed plane plate portion position posterior present primitive proximal region root seen segments separated side sphenoid spinal medulla superior surface temporal tendon termed thin third tract transverse tube tubercle upper upwards usually ventral ventricle vertebral wall whilst