The nasal placode (or olfactory placode[1]) gives rise to the olfactory epithelium of the nose. Two nasal placodes arise as thickened ectoderm from the frontonasal process. They give rise to the nose, the philtrum of the upper lip, and the primary palate.
^hednk-027—Embryo Images at University of North Carolina
The nasalplacode (or olfactory placode) gives rise to the olfactory epithelium of the nose. Two nasalplacodes arise as thickened ectoderm from the frontonasal...
placode, associated with the third branchial cleft, generates the nodose ganglion and distal parts of cranial nerve X The olfactory placode (or nasal...
also increases in size, forming the nasalplacodes. The nasalplacodes are also known as the olfactory placodes. This development is induced by the ventral...
embryonic placodes, the olfactory placode gives rise to both neural and non-neural structures, ultimately resulting in the formation of the nasal epithelium...
the nasalplacode (embryonic nasal tissue). More recently, it was discovered that a subset of GnRH neurons can trace their origins not from the nasal placode...
called the nasalplacodes or olfactory placodes, and appear immediately under the forebrain. By invagination these areas are converted into two nasal pits,...
embryological development, the vomeronasal sensory neurons form from the nasal (olfactory) placode, at the anterior edge of the neural plate (cranial nerve zero)...
the central nervous system (olfaction). Derived from the embryonic nasalplacode, the olfactory nerve is somewhat unusual among cranial nerves because...
avoiding the long-nose deformity (nasal elongation that results from depression of the cribiform plate and nasalplacode). Without proper management, the...
development of the nasal cavity and the palate. Development begins with neural crest cells. Frontonasal processes fold, forming nasalplacodes (nasal pits). The...
medial nasal prominences makes the nasalplacodes lie in the floor of the depression, called nasal pits. The nasal pits deepen and develop the nasal sacs...
pair of symmetrical nasalplacodes (thickenings in the epithelium) are each divided into medial and lateral processes by the nasal pits. The medial processes...
associated to skull ossification. F. Nose (V06) F1. Olfactory placode (V06a). The nasalplacode occurs. F. Nose (V06) F2. External nares (V06b). Deep furrows...
proximity, the cranial sensory placodes (the olfactory, lens, otic, trigeminal, epibranchial and paratympanic placodes). The dual origin cranial nerves...
source in the nasal region and end up inside the hypothalamus. These neurons originate in an area of the developing head, the olfactory placode, that will...
a reversed latissimus dorsi flap was used to cover the exposed neural placode and the animals were delivered by cesarean section just prior term. Human...
membrane at about 26 days.) These buds grow posteriorly toward the otic placodes of the ears and branch to form solid cords with rounded terminal ends near...
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