Osteology of face

Question 1

what does the skull rest on and why?

Answer 1

• it rests on the atlas to allow nodding motion
• the atlas shifts on the subsequent vertebra, the axis, to permit side to side motion

Question 2

cranium bones:

Answer 2

frontal, parietal, temporal, occipital, ethmoid, sphenoid

Question 3

calvarium bones:

Answer 3

frontal, parietal, occipital

Question 4

the paranasal sinuses: (where do we find them + what are they):

Answer 4

frontal, ethmoidal, sphenoidal, (and maxillary), they decrease weight + enhance resonance of voice throughout speech, singing, humming

Question 5

what are the facial bones ?

Answer 5

maxila, zygomatic, nasal, inferior nasal conchae, lacrimal, palatine, mandible, vomer (makes posterior slant of nasal spetum)