From which pharyngeal arch does the cricoid cartilage derive?

What are the FIVE structures that pass through the hilum of the lung.

What are the TWO terminal branches of the external carotid artery? 

Name TWO structures that contain elastic tissue.                              

What is the origin of the artery that supplies each of the following parts of the thyroid gland? Superior lobe: Inferior lobe:

Which TWO ossicles are derived from the first pharyngeal arch? 

The external carotid artery has no branches in the neck and face.

Between which TWO folds are the palatine tonsil located? 

Into which nasal meatus do each of the following structures drain? Posterior ethmoid cells: Nasolacrimal duct:

What are the THREE parts of the orbicularis oculi muscle?