Beginner Oral Cavity Quiz

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

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

Q2. What forms the roof of the oral cavity?

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

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

• Parotid gland
• Epiglottis
• Palatine tonsil
• Tongue

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

• Mylohyoid
• Sternohyoid
• Masseter
• Temporalis

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

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

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

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

Q7. Where does the submandibular duct open?

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

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

• Choana
• Piriform recess
• Oropharyngeal isthmus
• Laryngeal inlet

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

• Palatine tonsils
• Nasal conchae
• Cheeks
• Pharyngeal constrictors

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

• Hard palate
• Uvula
• Palatoglossal arch
• Soft palate