Manual of Human Embryology II - Figures: Difference between revisions
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==The Development of the Pharynx and of the Organs of Respiration== | |||
===I. General Morphology of the Pharyngeal Pouches=== | |||
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Keibel_Mall_2_314.jpg|Fig. 314. Pharynx of the embryo Klb (Kromer-Pfannenstiel ; Normentafel, No. 3; 5-6 primitive segments, length, determined from the number of sections, 1.38 mm.) | |||
Keibel_Mall_2_315.jpg|Fig. 315. Pharynx of the embryo Rob. Meyer No. 335 (9-10 pairs of primitive segments, length, determined from the number of sections, 1.70 mm.) | |||
Keibel_Mall_2_316.jpg|Fig. 316. Pharynx of the embryo Hah in the collection of the First Anatomical Institute, Vienna (about 15 pairs of primitive segments, length about 3 mm.) | |||
Keibel_Mall_2_317.jpg|Fig. 317. Pharynx of the embryo Rob. Meyer No. 300 (Normentafel Xo. 7, 23 pairs of primitive segments, 2.5 mm. vertex-breech length) seen from the ventral surface. | |||
Keibel_Mall_2_318.jpg|Fig. 318.The model shown in Fig. 317 from the lateral surface. | |||
Keibel_Mall_2_319.jpg|Fig. 319. Pharyngeal pouches of the embryo Hah of the First Anatomical Institute, Vienna (5.2 mm., about the same stage as No. 16 of the Normentafel). | |||
Keibel_Mall_2_320.jpg|Fig. 320. Pharyngeal region of the embryo BR (Normentafel No. 42, 9.75 mm. vertex-breech measurement), from the ventral surface. | |||
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===II. The Differentiation of the Pharyngeal Pouches - the Second Pharyngeal Pouch and the Tonsils=== | |||
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Keibel_Mall_2_321.jpg|Fig. 321. Branchial derivatives of an embryo of 11.7 mm. (nape-length), somewhat simplified. | |||
Keibel_Mall_2_322.jpg|Fig. 322. Dorsal view of the left half of the pharynx of an embryo of 21 mm. (nape-length). | |||
Keibel_Mall_2_323.jpg|Fig. 323. Pharynx of an embryo of 24.4 mm. (nape-length), from the left side, somewhat simplified. | |||
Keibel_Mall_2_324.jpg|Fig. 324. Schema of the branchiogenic derivatives in man, adapted from the schemata of Groschuff and Kohn. | |||
Keibel_Mall_2_325.jpg|Figs. 325 and 326.Two sections through the embryo BR (compare Fig. 320). | |||
Keibel_Mall_2_327.jpg|Figs. 327 and 328. Two sections through the embryo BR (compare Fig. 320). | |||
Keibel_Mall_2_329.jpg|Fig. 329. The branchiogenic organs of an embryo of 26 mm., somewhat simplified. (After Verdun, 1898.) | |||
Keibel_Mall_2_330.jpg|Fig. 330. — Section through the laryngeal region of the embryo Nat2 of the First Anatomical Institute, Vienna (19.75 mm. vertex-breech length). | |||
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{{Human Embryology Manual 2 TOC}} | |||
Revision as of 08:43, 12 February 2014
Figures
XIV. The Development of the Nervous System
I. Histogenesis of Nervous Tissue
I. Histogenesis of Nervous Tissue
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Fig. 2. Wall of the neurfl tube in a human embryo about two weeks old, showing its syncytial character.
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Fig. 3. Diagram showing the differentiation of the cells of the wall of the neural tube
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Fig. 4. Development of neuroglia framework.
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Fig. 5. Combined drawings, after Golgi and Benda methods, of the spinal cord of fetal pig, 20 cm. long
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Fig. 6. Section of spinal cord of suckling pig of two weeks
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Fig. 7. Neuroglia fibres in adult human spinal cord, showing their relation to 'the protoplasm of the neuroglia cell and its processes.
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Fig. 8. Diagram showing distribution of neuroblasts in human embryo of four weeks.
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Fig. 9. Cluster of neuroblasts from nucleus of origin of n. oculomotorius, showing characteristic shape and grouping of cells.
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Fig. 10. Section through floor of mid-brain of human embryo one month old.
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Fig. 11. Isolated ganglion-cells, from embryonic spinal cord of frog, and growing in clotted lymph.
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Fig. 12. Three views, taken at intervals of Ik and 8i hours, of the same living nerve-fibres growing from a mass of spinal-cord tissue (frog embryo) out into clotted lymph.
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Fig. 13. Transverse .sections through dorsal region of human embryos showing three stages in the development of the ganglion crest and the anlage of the spinal ganglia.
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Fig. 14. Section through spinal ganglion of human embryo 18 mm. long, about 6 weeks old .
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Fig. 15. Section through cervical spinal ganglion of human fetus 8.5 cm. long, about 3 months old, showing large ganglion-cells with eccentric nuclei.
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Fig. 16. Section through sixth cervical ganglion of human fetus 10.5 cm. long, about 4 months old.
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Fig. 17. Isolated cells teased from spinal ganglia of embryo pigs 20-40 mm. long, showing the variation in the form of the early ganglion-cells
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Fig. 18. Teased preparations from spinal ganglia of pig, showing development of sheath and capsule cells.
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Fig. 19. Isolated fibres showing development of medullary sheath.
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Fig. 20. Isolated fibres of the sciatic nerve of sheep fetus 15 cm. long, treated with osmic acid and showing development of the nerve-sheath.
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Fig. 21. Section through hind-brain of new-born child, showing myelinization of fifth, sixth, seventh, and eighth cranial nerves and associated fibre tracts
II. Development of the Central Nervous System
II. Development of the Central Nervous System
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The Development of the Pharynx and of the Organs of Respiration
I. General Morphology of the Pharyngeal Pouches
II. The Differentiation of the Pharyngeal Pouches - the Second Pharyngeal Pouch and the Tonsils
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Cite this page: Hill, M.A. (2024, May 21) Embryology Manual of Human Embryology II - Figures. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/Manual_of_Human_Embryology_II_-_Figures
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