Head — Flashcards

Flashcard 31: Relations of the parotid gland:Posteromedial surface is related to the _____ process, posterior belly of the digastric, styloid process, and the muscles attached to it.

Answer: mastoid

Flashcard 32: Ciliary body consists of an anterior portion called the pars _____ and a posterior portion called the pars plana.

Answer: plicata

Flashcard 33: The _____ is the landmark for the second genu of the facial nerve; the posterior wall of the middle ear houses the vertical segment of the facial nerve and nerve to stapedius.

Answer: pyramid

Extra: The pyramidal eminence (pyramid) houses the stapedius muscle. The facial nerve's second genu is located just superior and posterior to the pyramid. Landmarks for Facial Nerve: - 1st Genu: Processus cochleariformis - 2nd Genu: Pyramid - Horizontal segment: Above the oval window - Vertical segment: Posterior wall of the middle ear

Flashcard 34: Action of Lateral pterygoid muscle is _____, protrusion and side to side movement of the jaw.

Answer: depression

Flashcard 35: Facial vein is valveless and connects to the _____ through the superior ophthalmic vein

Answer: cavernous sinus

Flashcard 36: The _____ampullated ends of posterior and superior semicircular canals unite to form a common channel called crus commune.

Answer: non

Flashcard 37: Venous drainage of the face and scalp:_____ vein joins the maxillary vein to form the retromandibular vein which divides into anterior and posterior divisions.

Answer: Superficial temporal

Flashcard 38: _____, Frontalis and Muller's muscle are the upper lid retractors.

Answer: LPS

Flashcard 39: The _____ fibres of the tensor veli palatini are attached to the lateral lamina of the Eustachian tube and contract to open the tubal lumen

Answer: medial

Flashcard 40: The external nose is made up of _____ paired and 1 unpaired cartilage.

Answer: 3