Talk:BGDB Face and Ear - Late Embryo: Difference between revisions
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BGD Internal Links 2009 Practical Head [http://embryology.med.unsw.edu.au/Medicine/BGDlabHead_3.htm 3. Late Embryo] | BGD Internal Links 2009 Practical Head [http://embryology.med.unsw.edu.au/Medicine/BGDlabHead_3.htm 3. Late Embryo] | ||
Carnegie stage 22 | |||
===Optic and Nasal Region=== | |||
A5: Root of nose with interorbital ligament behind. Developing calvaria. Olfactory bulbs. | |||
A6: Nose. Interorbital ligament. Nasal septum and nasal capsule. Eyes and eyelids. Thalamus/hypothalamus. Part of circle of Willis. | |||
A7: Eyes. Nasal septum. Middle conchae. Sphenoid cartilage. | |||
B1: Optic nerve. | |||
B2: Neurohyophysis and adenohypophysis. Remnant of Rathke's pouch (residual lumen) in adenohypophysis. Trigeminal ganglion. Internal carotid arteries. Vomeronasal organs, lateral to nasal septum. Nasal plug (transient). Nasal conchae. | |||
B3: Trigeminal nerve and ganglion, with maxillary division emerging. Pterygopalatine ganglion. Nasalconchae. Adenohypophysis. | |||
B4: Tongue. Otic capsule. Cochlea. Between B3 and B4, the junction of nasopharynx and oropharynx. | |||
B5: Tongue with palatal process either side. Pharyngotympanic tubes (Eustachian tube -derived from pharyngeal pouch 1). External ear pinna. | |||
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Latest revision as of 17:16, 15 April 2011
BGD Internal Links 2009 Practical Head 3. Late Embryo
Carnegie stage 22
Optic and Nasal Region
A5: Root of nose with interorbital ligament behind. Developing calvaria. Olfactory bulbs.
A6: Nose. Interorbital ligament. Nasal septum and nasal capsule. Eyes and eyelids. Thalamus/hypothalamus. Part of circle of Willis.
A7: Eyes. Nasal septum. Middle conchae. Sphenoid cartilage.
B1: Optic nerve.
B2: Neurohyophysis and adenohypophysis. Remnant of Rathke's pouch (residual lumen) in adenohypophysis. Trigeminal ganglion. Internal carotid arteries. Vomeronasal organs, lateral to nasal septum. Nasal plug (transient). Nasal conchae.
B3: Trigeminal nerve and ganglion, with maxillary division emerging. Pterygopalatine ganglion. Nasalconchae. Adenohypophysis.
B4: Tongue. Otic capsule. Cochlea. Between B3 and B4, the junction of nasopharynx and oropharynx.
B5: Tongue with palatal process either side. Pharyngotympanic tubes (Eustachian tube -derived from pharyngeal pouch 1). External ear pinna.
