Head — Flashcards

Flashcard 131: Angiofibroma arises from _____ part of nasal cavity close to the superior margin of sphenopalatine foramen

Answer: posterior

Flashcard 132: Deficiency of the _____ part of the EAC gives rise to the fissures of Santorini

Answer: cartilagenous

Flashcard 133: The optic _____ is formed by the two roots of the lesser wing of the sphenoid.

Answer: foramen

Flashcard 134: Relations of parotid gland:Superficial surface is related to the skin, superficial fascia, _____ nerve, parotid lymph nodes, and platysma.

Answer: greater auricular

Flashcard 135: The lateral surface of the tympanic membrane is _____ and the most depressed part of its concavity is called the umbo

Answer: concave

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

Answer: floor

Flashcard 138: CN _____ exits the skull through the foramen rotundum

Answer: V2

Flashcard 139: Dangerous area of the nose is bounded: - Laterally by the _____ turbinate - Medially by the corresponding part of the septum - Above by the cribriform plate of ethmoid

Answer: superior

Flashcard 140: Foramen of the skull:Structures passing through _____ include:Maxillary division of the fifth cranial nerve

Answer: foramen rotundum