5 Written questions
5 Matching questions
- Explain the internal acoustic meatus?
- Explain the jugular foramen?
- Explain the function of the pterygopalatine ganglion.
- What are the different duramatter in the brain?
- What are the parasympathetic ganglions in the face?
- a COPS:
Ciliary (III), Otic (IX), Pterygopalatine (VII), Submandibular (VII).
- b Where the jugular vein leaves as well as CN 9, 10, 11. (Vagus, glosspharngeal, accessory).
- c Falx Cerebri: divides the cerebral lobes
Tentorium Cerebelli: Divides the cerebrum from the pons- except for the tentorial notch w/ allows communication
- d CN 7 and CN 8 (Facial and vestibulacoclear) leave the skull.
- e Behind maxiallary sinus. Postganglionic sympathics from greater petrosal nerve (facial) for parasympth. of nasal/lacramal/palatine glands. also branches of the trigeminal
5 Multiple choice questions
- Sensory- glossopharngeal
- Has a cranial and spinal root. Spinal root comes to join the cranial root in the skull and then they leave the skull. Cranial root becomes apart of the vagus nerve and the spinal root innervates the traps and sternocleidomastoid. PAIN GOES TO CERVICAL NOT CRANIAL ROOTS.
- Splits into:
1. opthalmic (eye supply)
2. Middle cerebral (lateral side of brain)
3. Anterior cerebral (anterior medial portion of the brain)
Anastomoses with the vertebral artery.
- Supplies muscle of the tongue. Especially the genioglossus muscle going from the tip of the mandible to the posterior portion of the tongue.
- Chorda typani (facial) post ganglionic parasympathtics to the submandibular gland and the submental gland.
5 True/False questions
What muscles responsible for extortion and intorsion of the eye? → Extorsion: Inferior oblique and rectus
Intorsion: Superior oblique and rectus
What is the role of the geniculate ganglion? → glossopharngeal (CNIX) sends preganglionic parasymphatetics to the parotid gland.
Explain where the trigeminal nerve exits externally. → 1. Supraorbital notch
2. Infraorbital foramen
3. Mental foramen
Where is the hypogloassal canal? → Where the jugular vein leaves as well as CN 9, 10, 11. (Vagus, glosspharngeal, accessory).
What muscles responsible for adduction and abduction of the eye? → Adduction: Medial, Superior, Inferior rectus
Abduction: Lateral, superior, inferior obliques