sinuses 2. The posterior portion of the palate that is not supported by bone is

1. The three mucosa-covered projections into the nasal cavity that greatly increase surface area of mucosa exposed to air are called ________. a. tonsils b. adenoids c. conchae d. paranasal sinuses 2. The posterior portion of the palate that is not supported by bone is called the ________. a. soft palate b. paranasal sinus c. epiglottis d. hard palate 3. From superior to inferior, the three regions of the pharynx are the ________. a. oropharynx, nasopharynx, laryngopharynx b. nasopharynx, oropharynx, laryngopharynx c laryngopharynx, oropharynx, nasopharynx d. nasopharynx, laryngopharynx, oropharynx