KROK 1 Stomatology 2015 – Question 191 · KROK (Dentistry)
A patient has chronic rhinitis. Nasal cavity mucosa swelling causes disruption of the olfactory nerve receptors placed in the nasal cavity olfactory region. What formation allows for olfactory nerve endings to enter into anterior cranial fossa?
- A. Foramen ethmoidale posterius
- B. Foramen sphenopalatinum
- C. Foramen incisivum
- D. Lamina cribrosa ossis ethmoidalis
- E. Foramen ethmoidale anterius
Hint
Trace the olfactory nerve fibres from the roof of the nasal cavity upward and identify which bone, and which part of it, they cross to reach the anterior cranial fossa.
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