Podcast
Questions and Answers
Which cranial nerve passes through the Foramen Rotundum?
Which cranial nerve passes through the Foramen Rotundum?
- Maxillary nerve (V2) (correct)
- Ophthalmic nerve (VI)
- Optic Nerve
- Mandibular nerve (V3)
A lesion affecting the hypoglossal nerve would most likely impact motor function of which structure?
A lesion affecting the hypoglossal nerve would most likely impact motor function of which structure?
- The tongue (correct)
- The soft palate
- The inner ear
- The eye muscles
Which of the following structures does NOT pass through the jugular foramen?
Which of the following structures does NOT pass through the jugular foramen?
- Sigmoid Sinus
- Vagus Nerve
- Oculomotor Nerve (correct)
- Accessory Nerve
Following a traumatic injury, a patient exhibits impaired balance and hearing. Which foramen is most likely involved in the injury?
Following a traumatic injury, a patient exhibits impaired balance and hearing. Which foramen is most likely involved in the injury?
Which artery passes through the optic canal?
Which artery passes through the optic canal?
Which of the following foramina transmits the mandibular nerve (V3)?
Which of the following foramina transmits the mandibular nerve (V3)?
If a patient presents with vertigo, which artery passing through the base of the skull might be implicated?
If a patient presents with vertigo, which artery passing through the base of the skull might be implicated?
Which foramen allows passage of structures related to both hearing and balance?
Which foramen allows passage of structures related to both hearing and balance?
Which of these passes through the carotid canal?
Which of these passes through the carotid canal?
A patient has difficulty shrugging their shoulders and turning their head. Which foramen may be affected?
A patient has difficulty shrugging their shoulders and turning their head. Which foramen may be affected?
Through which foramen does the nerve responsible for the sensation of the lower face pass?
Through which foramen does the nerve responsible for the sensation of the lower face pass?
Which foramen transmits the nerve responsible for motor control of the lateral rectus muscle of the eye?
Which foramen transmits the nerve responsible for motor control of the lateral rectus muscle of the eye?
Damage to structures passing through the foramen spinosum would most likely result in:
Damage to structures passing through the foramen spinosum would most likely result in:
Which foramen is associated with the passage of the medulla oblongata?
Which foramen is associated with the passage of the medulla oblongata?
Which cranial nerve exits the skull through the superior orbital fissure and innervates the superior oblique muscle of the eye?
Which cranial nerve exits the skull through the superior orbital fissure and innervates the superior oblique muscle of the eye?
A patient reports loss of taste sensation on the posterior third of their tongue. Which nerve, passing through the jugular foramen, is most likely affected?
A patient reports loss of taste sensation on the posterior third of their tongue. Which nerve, passing through the jugular foramen, is most likely affected?
Which of the following structures passes through the optic canal?
Which of the following structures passes through the optic canal?
A surgeon is performing a procedure near the foramen lacerum. Which nerve is at greatest risk of injury?
A surgeon is performing a procedure near the foramen lacerum. Which nerve is at greatest risk of injury?
Which of the following nerves that pass through the skull is responsible for motor innervation of the muscles of facial expression?
Which of the following nerves that pass through the skull is responsible for motor innervation of the muscles of facial expression?
Which foramen transmits both arterial and venous blood vessels?
Which foramen transmits both arterial and venous blood vessels?
Flashcards
Optic Canal
Optic Canal
Contains the optic nerve and ophthalmic artery.
Foramen Rotundum
Foramen Rotundum
Transmits the maxillary nerve (V2).
Foramen Ovale
Foramen Ovale
Transmits the mandibular nerve (V3), accessory meningeal artery, and lesser petrosal nerve.
Foramen Lacerum
Foramen Lacerum
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Jugular Foramen
Jugular Foramen
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Superior Orbital Fissure
Superior Orbital Fissure
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Foramen Spinosum
Foramen Spinosum
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Carotid Canal
Carotid Canal
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Internal Acoustic Meatus
Internal Acoustic Meatus
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Hypoglossal Canal
Hypoglossal Canal
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Foramen Magnum
Foramen Magnum
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Study Notes
- Base of the skull contains foramina.
Optic Canal
- Optic nerve and ophthalmic artery run through it.
Foramen Rotundum
- Maxillary nerve V2 runs through it.
Foramen Ovale
- Mandibular nerve V3, accessory meningeal artery, and lesser petrosal nerve run through it.
Foramen Lacerum
- Greater petrosal nerve runs through it.
Jugular Foramen
- Inferior petrosal sinus, glossopharyngeal nerve, vagus nerve, accessory nerve, sigmoid sinus, and posterior meningeal artery run through it.
Hypoglossal Canal
- Hypoglossal nerve runs through it.
Foramen Magnum
- Medulla oblongata, vertebral arteries, and spinal roots of accessory nerves run through it.
Superior Orbital Fissure
- Oculomotor nerve, trochlear nerve, ophthalmic nerve VI, abducens nerve, and superior ophthalmic vein run through it.
Foramen Spinosum
- Middle meningeal artery and vein, and meningeal branch of mandibular nerve run through it.
Carotid Canal
- Internal carotid artery and nerve plexus run through it.
Internal Acoustic Meatus
- Facial nerve, vestibulocochlear nerve, and labyrinthine artery run through it.
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