Intermediate Ethmoid Bone Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which ethmoidal air cells usually drain into the superior nasal meatus?
- Anterior ethmoidal air cells
- Middle ethmoidal air cells
- Posterior ethmoidal air cells
- Frontal sinus
Q2. Where do the middle ethmoidal air cells usually open?
- Into the oral cavity
- Into the inferior nasal meatus
- Directly into the sphenoethmoidal recess
- On or near the ethmoidal bulla in the middle meatus
Q3. Which ethmoid structure produces a rounded elevation in the middle nasal meatus?
- Crista galli
- Optic strut
- Perpendicular plate
- Ethmoidal bulla
Q4. Which ethmoid process contributes to the boundaries of the hiatus semilunaris?
- Styloid process
- Crista galli
- Uncinate process
- Clinoid process
Q5. Which ethmoid surface separates ethmoidal air cells from the orbit?
- Perpendicular plate
- Nasal spine
- Cribriform plate
- Lamina papyracea
Q6. Which artery accompanies the anterior ethmoidal nerve through the anterior ethmoidal foramen?
- Inferior alveolar artery
- Facial artery
- Anterior ethmoidal artery
- Middle meningeal artery
Q7. The anterior and posterior ethmoidal arteries are branches of which artery?
- External carotid artery directly
- Maxillary artery
- Ophthalmic artery
- Facial artery
Q8. Which nerve gives rise to the anterior and posterior ethmoidal nerves?
- Greater petrosal nerve
- Nasociliary nerve
- Lingual nerve
- Auriculotemporal nerve
Q9. Which bones contribute with the perpendicular plate of the ethmoid to the bony nasal septum?
- Temporal bone
- Zygomatic bone
- Vomer
- Mandible
Q10. Which statement best describes the relationship between the cribriform plate and olfactory bulbs?
- Olfactory bulbs occupy the maxillary sinuses
- Olfactory bulbs lie above the plate and receive fibers passing through its foramina
- Olfactory bulbs lie below the hard palate
- Olfactory bulbs pass through the optic canals