Nasal pit

Nasal pit
Nasal pit
Gray41.png
Head end of human embryo, about the end of the fourth week.
Latin fovea nasalis
Gray's subject #13 68
Code TE E5.3.0.0.0.0.9

By the upgrowth of the surrounding parts the olfactory areas are converted into pits, the nasal pits or olfactory pits, which indent the fronto-nasal process and divide it into a medial and two lateral nasal processes.

Additional images

  • Head end of human embryo of about thirty to thirty-one days.

  • Same embryo as shown in Fig. 45, with front wall of pharynx removed.

  • The roof of the mouth of a human embryo, aged about two and a half months, showing the mode of formation of the palate.

  • The head and neck of a human embryo thirty-two days old, seen from the ventral surface.

External links

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

v · d · eHuman development of head and neck (GA 1.65, TE E5.3, 5.4)
Face
Oral cavity
Primary palate · Secondary palate
Lateral lingual swelling · Tuberculum impar · Copula linguae · Hypopharyngeal eminence · Gustatory placode
General
branchial apparatus

M: MOU

anat/devp

noco/cofa(c)/cogi/tumr, sysi

proc (peri), drug (A1)

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Look at other dictionaries:

  • nasal pit — the cavity in which the nasal rosettes are located and which opens by means of one or two nostrils …   Dictionary of ichthyology

  • nasal pit — olfactory p …   Medical dictionary

  • Nasal placode — Latin placoda nasalis, placoda olfactoria Gives rise to olfactory epithelium Code TE E5.3.0.0.0.0.8 The nasal placode (or olfactory placode[1]) gives rise to the olf …   Wikipedia

  • nasal prominence lateral — the more lateral of the two limbs of the horseshoe shaped elevation bounding a nasal pit in the embryo, which participates in formation of the side and wing of the nose. Called also lateral nasal process …   Medical dictionary

  • nasal prominence medial — the more central of the two limbs of the horseshoe shaped elevation bounding a nasal pit in the embryo, which participates with the ipsilateral maxillary prominence in the formation of half of the upper jaw. Called also medial nasal process …   Medical dictionary

  • nasal sac — n OLFACTORY PIT …   Medical dictionary

  • pit — 1. SYN: fovea. 2. One of the pinhead sized depressed scars following the pustule of acne, chickenpox, or smallpox (pockmark). 3. A sharp pointed depression in the enamel surface of a tooth, due to faulty or incomplete …   Medical dictionary

  • nasal sac — noun : olfactory pit 2 …   Useful english dictionary

  • Medial nasal prominence — Head end of human embryo of about thirty to thirty one days …   Wikipedia

  • olfactory pit — n a depression on the head of an embryo that becomes converted into a nasal passage called also nasal sac * * * the primordium of a nasal cavity …   Medical dictionary

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