Head — Flashcards

Flashcard 131: Cochlear duct is connected to the _____ by ductus reuniens.

Answer: saccule

Flashcard 132: The sclera is the thinnest _____ to the insertion of the rectus muscles.

Answer: posterior

Flashcard 133: Angiofibroma arises from _____ part of nasal cavity close to the superior margin of sphenopalatine foramen

Answer: posterior

Flashcard 134: Deficiency of the _____ part of the EAC gives rise to the fissures of Santorini

Answer: cartilagenous

Flashcard 135: Relations of parotid gland:Superficial surface is related to the skin, superficial fascia, _____ nerve, parotid lymph nodes, and platysma.

Answer: greater auricular

Flashcard 136: The main muscles that open the jaw (depress the mandible) are the _____, digastric, and geniohyoid

Answer: lateral pterygoid

Extra: The lateral pterygoid is the primary muscle of mastication for jaw opening (mandibular depression). The suprahyoid muscles (digastric, geniohyoid, and mylohyoid) assist in depression when the hyoid bone is fixed by the infrahyoid muscles.

Flashcard 137: Deficiency of the _____ part of the EAC gives rise to the fissures of Huschke

Answer: bony

Flashcard 138: _____tympanum contains Head of the malleus, Incudomalleolar joint and Short process and body of incus

Answer: Epi

Flashcard 139: Contents of superior orbital fissure (above the common tendinous ring / superolateral compartment): Mnemonic: LFTS - _____ nerve - Frontal nerve - Trochlear nerve - Superior ophthalmic vein

Answer: Lacrimal

Flashcard 140: The _____ of the orbit is formed by zygomatic and maxilla bone

Answer: floor