What is the function of cementum?

A firm, defined white mass on or in a crypt of an otherwise pink and healthy palatine tonsil is a: 

The crystalline structural units of enamel are known as enamel

A feature of enamel that may be visible on the surface of a newly erupted tooth is / are: 

The mineral that makes up the inorganic component of all the hard tissues of the teeth and the alveolar bone with a chemical formula of Ca10(PO4)6(OH)2 is:

Select ALL that apply: The function(s) of the periodontal ligament is / are to: (Multiple answers)

Select ALL that apply: Your patient presents with nasal congestion and drainage due to a sinus infection. What is a clinical consideration for this patient? (Multiple answers)

What does CRNA stand for? 

What is a condition that is considered a high comorbidity? 

What medication is used to help put the patient in a deeper sleep or relaxation phase?