General Questions Flashcards
Pits on internal aspect near the sagittal suture on the parietal bone is formed by arachnoid granulations are called?
Granular fovea
Grooves formed by the _____ artery on the internal aspect of the parietal bone.
Middle meningeal artery
What passes through mandibular foramen?
Inferior alveolar nerve and artery
What passes through Mental foramen?
Mental nerve and artery
What passes through Stylomastoid foramen?
Facial nerve (CN VII)
What passes through Hypoglossal canal?
Hypoglossal nerve (CN XII)
What passes through Foramen magnum?
- spinal cord and meninges
- spinal portion of accessory nerves (CN XI)
- vertebral arteries
What passes through Supraorbital notches/foramina?
Supraorbital nerve and artery
Can be more specific
What passes through Foramina rotundum?
Maxillary nerve (CN V2 of trigeminal nerve)
What passes through Foramina ovale?
- mandibular nerve (CN V3 of trigeminal nerve)
- accessory meningeal artery
What passes through Foramen spinosum?
- middle meningeal artery
- recurrent meningeal branch of V3
What passes through Ethmoid foramina?
- anterior and posterior ethmoidal nerves and arteries
What passes through Superior orbital fissures (SOF)?
- ophthalmic vein
- oculomotor nerve (CN III)
- trochlear nerve (CN IV)
- abducent nerve (CN VI)
- ophthalmic nerve (CN V1 of trigeminal nerve)
What passes through the Optic canal?
- ophthalmic artery
- optic nerve (CN II)
What passes through the Olfactory foramina of cribriform plate?
Olfactory nerves (CNI)
What structures pass OVER, NOT through the foramina lacerum?
- internal carotid artery
- internal carotid plexus
What passes through Pterygomaxillary fissure?
Maxillary artery
What passes through Inferior orbital fissure?
Infraorbital nerve and artery
Inferior orbital fissure is an result of what? (That formed this fissure)
Maxillary, zygomatic, and sphenoid bones disunion
What passes through the Carotid canal?
- internal carotid artery
- carotid plexus
What passes through the Internal acoustic meatus?
- facial nerve (CN VII)
- vestibulocochlear nerve (CN VIII)
- labyrinthine/acoustic artery
What passes through the Petrotympanic fissure?
Chorda tympani nerve
What passes through the Jugular foramen?
- sigmoid sinus
- inferior petrosal sinus (or joining of these 2 veins to drain into internal jugular vein)
- glossopharyngeal nerve (CN IX)
- vagus nerve (CN X)
- spinal accessory nerve (CN XI)
The Jugular foramen is an result of what? (What formed this foramen)
Temporal and occipital bones disunion
What passes through the Superior alveolar foramen
Posterior superior alveolar nerve and artery
What passes through the Greater palatine foramen?
Greater palatine nerve and artery
What passes through the Lesser palatine foramen?
Lesser palatine nerve and artery
What passes through the Incisive canal (foramen)?
- nasopalatine nerve and greater palatine nerve
- septal artery and greater palatine artery
What passes through the Sphenopalatine foramen?
- sphenopalatine artery
- nasopalatine nerve
- lateral nasal nerve
What passes through the Palatine canal?
- descending/greater palatine artery
- greater palatine nerve
- lesser palatine nerve
Frontal crest of the frontal bone is an attachment site for?
Falx cerebri (Dura fold)
Trochlear nerve will attach to what part of the frontal bone?
Superior medial orbit
Indentation superior lateral orbit of the frontal bone formed by lacrimal gland is?
Lacrimal fossa
What is temporal bone made up of? (4 parts)
- Squamous (broad, flat surface)
- Petrous (Middle and Inner ear)
- Tympanic (External auditory meatus)
- Mastoid (Sternocleidomastoid m. attachment, air cells).
