11. Mylohyoid muscle________________? A. Arises from hyoid bone B. developed from second pharyngeal arch C. Depresses the hyoid D. Elevates the hyoid ✅ The correct answer is option D. Elevates the hyoid.
12. All of the following are true of maxillary artery except___________________? A. The branches of maxillary artery accompany the branches of maxillary nerve B. It is one of the terminal branches of ECA C. It passes deep between the two heads of lateral pterygoid muscle into the pterygo palatine fossa D. It is the arterial supply for mandible ✅ The correct answer is option A. The branches of maxillary artery accompany the branches of maxillary nerve.
13. Paralysis of upper eyelid is due to paralysis of________________? A. III B. IV C. V D. VII ✅ The correct answer is option A. III.
14. True about subclvatian artery_______________? A. Principal artery of upper limb B. Right subclavian artery is a branch of brachioceplialic artery C. Left subclavian artery is a branch of arch of aorta D. Internal thoracic, verterbraland thyro cervical trunk are branches of subclavian artery ✅ The correct answer is option E. All of the above.
15. Foramen transversarium transmit______________? A. Inferior jugular vein B. Inferior petrosal sinus C. Sigmoid sinus D. Vertebral artery ✅ The correct answer is option D. Vertebral artery.
16. The maxillary air sinus opens into middle meatus at______________? A. Infundibulum B. Summit of infundibulum C. Bulla ethmoidalis D. Hiatus semilunaris ✅ The correct answer is option D. Hiatus semilunaris.
17. The orifice of the parotid duct is located______________? A. At the hamular notch B. In proximity to the incisive papillae C. On the buccal mocosa near the maxillary second molar D. Slightly posterior to the mandibular central incisors ✅ The correct answer is option C. On the buccal mocosa near the maxillary second molar.
18. CSF is directly returned to venous system by _____________? A. Choroid plexus B. Cerebral veins C. Arachnoid villi D. Emissary veins ✅ The correct answer is option C. Arachnoid villi.
19. Anterior belly of digastric is supplied by ____________? A. Branch of mandibular nerve B. Branch of facial nerve C. Branch of cervical plexus D. Hypoglossal nerve ✅ The correct answer is option A. Branch of mandibular nerve.
20. Which of the following is not a neuroectodermal derivative ? A. Paneth cells B. Neurons C. Schwann cells D. Odontoblasts ✅ The correct answer is option A. Paneth cells.