Exam #3 J#5

We

100

• Which nerve in the cervical plexus is essential for keeping our diaphragm alive?

• Phrenic nerve- C3,4,5

200

• Where does the submandibular duct end?

• Lingual frenulum-sublingual caruncles

300

• What muscles does the soft palate consist of?

• Levator veli palatini, tensor veli palatini(V3), palatopharyngeus, platoglossus, musculus uvuli. The rest are innervated by the vagus nerve 

400

• What divides the buccinator from the superior pharyngeal constrictor?

• Pterygomandibular raphe’

500

• The right common carotid artery originates from the _________, and the left common carotid artery originates from the _______.

• Brachiocephalic trunk (BCT), Aortic arch

are

100

• What is the difference between the mouth, oral cavity and buccal cavity?

• Mouth- begins at the lips and ends at the platoglossal folds
• Oral cavity-portion of the mouth inside the teeth and gums (palate/ toungue)
• Buccal cavity- portion of the mouth between: gums/teeth and lips anteriorly, gums/ teeth and cheeks laterally

200

• What nerve passes through the incisive fossa?

• Nasopalatine nerve

300

• What does the subfloor consist of?

• Lingual frenulum and sublinual folds

400

• Submandibular triangle contents:

• Parotid gland, submandibular gland, hypoglossal nerve, facial artery, facial vein, submandibular lymph nodes

500

• What are the three parts of the pharynx?

• Nasopharynx, oropharynx, and laryngopharynx

going

100

• Where are the parathyroid glands found and what is their function?

• Found within the tyroid matrix, secretes PTH (parathyroid hormone), regulates blood calcium level

200

• True or False: the circumvallate are more posterior to the filiform papillae on the tongue.

• True

300

• Contents of the submental triangle:

• Mylohyoid, submental lymph nodes, geniohyoids, anterior jugular veins

400

• What bones make up the hard palate and are there any fossa?

• Palatine process-maxillary bone, horizontal plate-palatine bone, incisive fossa

500

• The larynx, internal jugular vein, trachea (cervical portion), lower pharynx, cervical portion of the esophogus, and isthmus of the thyroid gland are all covered by this?

• Pre-tracheal fascia

to

100

• We have ________ deciduous teeth and ________ permanent teeth

• 20, 32

200

• What covers the carotid triangle and what can be found within it?

• Carotid sheath: common carotid artery (external and internal), internal jugular vein, vagus nerve,  carotid sinus
• 5 branches of external carotid artery: superior thyroid artery, ascending pharyngeal artery, lingual artery, facial artery, occipital artery

300

• How could you group branches of the external carotid artery?

• Anterior: superior thyroid, lingual, facial, occipital
• Posterior: occipital, posterior auricular
• Medial: ascending pharyngeal
• Terminal: superficial temporal, Maxillary

400

• Explain the nerve innervation to the tongue.

• Sensation to the anterior 2/3-V3 via lingual nerve, taste to anterior 2/3-VII-chorda tympani nerve
• Taste and sensation to posterior 1/3- CN IX-lingual branch

500

• What do the lips blend with internally?

• Mucosa

ace this B*^@h

100

• Internal jugular veins combine with the ________ veins to the from left and right_____________ veins.

• Subclabian, brachiocephalic

200

The _________ is to sticking the tongue out as the ________ is to pulling it back in

• Genioglossus, styloglossus

300

• The anterior cervical triangle can be broken down into 4 parts, which are?

Submandibular triangle, submental triangle, carotid triangle, muscular triangle

400

• Where would one expect to find the fungiform papillae on the tongue?

• On the outer paremiter

500

• Muscular triangle contents boundaries? Contents?

• Boundaries: omohyoid-superior belly, sternocleidomastoid, midline
• Contents: sternohyoid, throhyoid, sternothyroid