Beginner Oral Cavity Quiz

Q1. Into which two main regions is the oral cavity divided?

• Buccal space and parotid space
• Nasopharynx and oropharynx
• Hard palate and nasal cavity
• Oral vestibule and oral cavity proper

Q2. What forms the roof of the oral cavity?

• Hard palate and soft palate
• Mandible and hyoid
• Buccinator and masseter
• Tongue and mylohyoid

Q3. What muscular structure occupies much of the floor of the oral cavity proper?

• Epiglottis
• Parotid gland
• Tongue
• Palatine tonsil

Q4. Which muscle forms the principal muscular diaphragm of the floor of the mouth?

• Sternohyoid
• Mylohyoid
• Masseter
• Temporalis

Q5. What separates the oral vestibule from the oral cavity proper?

• Soft palate alone
• Teeth and gingivae
• Palatine tonsils
• Hyoid bone

Q6. Where does the parotid duct normally open into the oral cavity?

• At the tip of the tongue
• At the sublingual caruncle
• Opposite the maxillary second molar
• Behind the palatine tonsil

Q7. Where does the submandibular duct open?

• Palatoglossal arch
• Sublingual caruncle
• Parotid papilla
• Incisive papilla

Q8. Through which opening does the oral cavity communicate posteriorly with the oropharynx?

• Oropharyngeal isthmus
• Piriform recess
• Choana
• Laryngeal inlet

Q9. Which structures form the lateral walls of the oral vestibule?

• Pharyngeal constrictors
• Palatine tonsils
• Nasal conchae
• Cheeks

Q10. Which part of the palate is bony and immobile?

• Uvula
• Soft palate
• Hard palate
• Palatoglossal arch