Deep structures of the neck — Flashcards

Flashcard 1: The middle meningeal artery is a branch of the _____ artery

Answer: maxillary

Flashcard 2: The accessory nerve may be injured during surgery involving the _____ of the neck

Answer: posterior triangle

Flashcard 3: What lymph node cluster drains the oropharynx, hypopharynx, nasopharynx?_____

Answer: Upper jugular chain nodes

Flashcard 4: The trunks of the brachial plexus and subclavian artery pass through the anterior and middle _____

Answer: scalenes (scalene triangle)

Flashcard 5: Name the eye chamber located between the posterior surface of the iris and the lens.

Answer: Posterior chamber

Extra: The eye's anterior segment is divided into two parts by the iris: 1. **Anterior chamber**: Between the cornea and the iris. 2. **Posterior chamber**: Between the iris and the lens. Both chambers contain aqueous humor. Do not confuse the posterior chamber with the **vitreous chamber** (posterior segment), which is located behind the lens and contains vitreous humor.

Flashcard 6: Penetrating trauma to the neck above the _____ can injure the ansa cervicalis

Answer: cricoid cartilage

Flashcard 7: An aberrant right subclavian artery causes the right recurrent laryngeal nerve to become _____

Answer: non-recurrent

Flashcard 8: A persistent cervical sinus leads to a branchial cleft cyst, which appears in the _____ neck

Answer: lateral

Flashcard 9: CN IX (Cranial Nerve 9) name?

Answer: Glossopharyngeal nerve

Extra: Functions of Cranial Nerve IX (Glossopharyngeal): 1. Motor: Stylopharyngeus muscle. 2. Sensory: Posterior 1/3 of tongue, tonsils, pharynx, middle ear, carotid body/sinus. 3. Taste: Posterior 1/3 of tongue. 4. Parasympathetic: Parotid gland (via otic ganglion). 5. Reflexes: Afferent limb of the gag reflex.

Flashcard 10: parafollicular cells (C-cells) of thyroid

Answer: neural crest