15. All of the following are branches of the external carotid artery EXCEPT:
a. Superior thyroid artery
b. Hypoglossal artery
c. Facial artery
d. Lingual artery
e. Ascending pharyngeal artery
16. Regarding triangles of the neck all of the following structures are boundaries of the triangle named EXCEPT:
a. Submental triangle, mandible
b. Anterior triangle, mandible
c. Digastric triangle, mandible
d. Carotid triangle, sternocleidomastoid
e. Anterior triangle, sternocleidomastoid
17. All of the following are contents of the posterior triangle of the neck EXCEPT:
a. Occipital lymph nodes
b. Accessory nerve
c. Cervical plexus
d. Inferior belly of omohyoid
e. Transverse cervical vessels
18. Which one of the following opens into the inferior meatus of the nose
a. Frontal sinus
b. Ethmoidal sinus
c. Maxillary sinus
d. Nasolacrimal duct
e. Auditory tube
19. A freacture through the roof of the maxillary sinus might result in sensory loss to the
a. Tympanic membrane
b. Lacrimal gland
c. Upper molar teeth
d. Skin overlying the zygomatic bone
e. Upper incisors and canine teeth
20. All of the following structures pass through the jugular foramen EXCEPT:
a. Jugular vein
b. Glossopharyngeal nerve
c. Hypoglossal nerve
d. Accessory nerve
e. Vagus nerve
21. Regarding the basilar artery, all the below are true EXCEPT:
a. Gives off branches to the anterior spinal artery
b. Divides to give off both posterior cerebral arteries
c. Supplies branches to the pons
d. Formed by the union of the vertebral arteries
e. Lies on the ventral aspect of the cerebral peduncle