Neck — Flashcards

Flashcard 21: The trachea starts at the level of the inferior border of the _____ cartilage at the level of the C6 vertebra.

Answer: cricoid

Flashcard 22: The _____ nerve supplies all the muscles of the larynx except cricothyroid

Answer: recurrent laryngeal

Flashcard 23: Anteroposteriorly, glottis is about _____ mm in men and 16 mm in women.

Answer: 24

Flashcard 24: The upward extension of a thyroid swelling is prevented by the attachment of the _____ muscle to the oblique line of the thyroid cartilage.

Answer: sternothyroid

Extra: The thyroid gland is enclosed by pretracheal fascia. The attachment of the sternothyroid muscle to the oblique line of the thyroid cartilage limits the superior expansion of the gland. Consequently, large goiters tend to extend downwards into the mediastinum.

Flashcard 25: At rest, the larynx extends from _____-C6 vertebrae

Answer: C3

Flashcard 26: _____ vocal cords are formed by the lower free margin of the quadrangular membrane

Answer: False

Flashcard 27: The intrinsic ligaments and membranes of the larynx are:_____ membrane (present between the epiglottis and the arytenoid cartilage), Cricothyroid membrane and Thyroepiglottic ligament

Answer: Quadrangular

Flashcard 28: Contents of the suprasternal space of _____include:1. Jugular venous arch formed by anterior jugular veins2. Sternal head of right and left Sternocleidomastoid3. Lymph nodes and interclavicular ligament

Answer: Burns

Flashcard 29: Nerve supply of larynx _____ the level of vocal cords is by recurrent laryngeal nerve which is a branch of the Vagus nerve.

Answer: below

Flashcard 30: Contents of the _____ triangle are 3rd part of the vertebral artery, suboccipital nerve (dorsal ramus of C1) and suboccipital venous plexus.

Answer: suboccipital