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5 Written questions

5 Matching questions

  1. Explain where the trigeminal nerve exits externally.
  2. Where is the hypogloassal canal?
  3. What are the functions of the trigeminal nerve (CNV)
  4. What are the parasympathetic ganglions in the face?
  5. What divides the anterior, medial, and posterior cranial fossa?
  1. a 1. Supraorbital notch
    2. Infraorbital foramen
    3. Mental foramen
  2. b Sensory/motor
    Opthalmic- sensation to forehead and cornea
    Maxillary- sensation to maxillary and upper teeth
    Mandibular- sensation to madible and works chewing muscles
  3. c Sphenoid ridge- Anterior from medial
    Petrous ridge- medial from posterior
  4. d COPS:
    Ciliary (III), Otic (IX), Pterygopalatine (VII), Submandibular (VII).
  5. e On the side of the foramen magnum

5 Multiple choice questions

  1. Has voluntary movement and parasymphthetic constriction of the eye. As such- synapse in the ciliary ganglion behind the eye and the to the brain. REMEMBER THIS SYNAPSE before going to the brain.
  2. Up- Superior oblique and inferior rectus
    Down- Inferior oblique and superior rectus
  3. 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.
  4. 1. Cochlear (for hearing) in the spiral part of the middle ear goes to the spiral ganglion (cell bodies)
    2. Vestibular (balance) in the vestibular appartus goes to the vestibular ganglion (cell bodies)
    Axons from both of these converge to leave middle ear to the brain.
  5. Falx Cerebri: divides the cerebral lobes
    Tentorium Cerebelli: Divides the cerebrum from the pons- except for the tentorial notch w/ allows communication

5 True/False questions

  1. Explain the function of the hypoglossal nerve (CNXII)Supplies muscle of the tongue. Especially the genioglossus muscle going from the tip of the mandible to the posterior portion of the tongue.


  2. Explain the function of the pterygopalatine ganglion.Chorda typani (facial) post ganglionic parasympathtics to the submandibular gland and the submental gland.


  3. Explain how taste occurs.Where the jugular vein leaves as well as CN 9, 10, 11. (Vagus, glosspharngeal, accessory).


  4. What are the divisions of the pharynx.Sensory- glossopharngeal
    Motor- vagus


  5. Explain the internal acoustic meatus?CN 7 and CN 8 (Facial and vestibulacoclear) leave the skull.


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