Answer the following question given this paragraph: 

Figure 7.13 Lateral Wall of Nasal Cavity The three nasal conchae are curved bones that project from the lateral walls of the nasal cavity. The superior nasal concha and middle nasal concha are parts of the ethmoid bone. The inferior nasal concha is an independent bone of the skull.


Q: The superior nasal concha and middle nasal concha are parts of which bone?

 Choices:

- nostril bone

- gastrulation bone

- nasal bone

- ethmoid bone

A:
ethmoid bone
