Brainstem 1
Terms
undefined, object
copy deck
- Moving in a rostral to caudal direction, the brainstem consists of what 3 regions?
- Midbrain, Pons, Medulla
- Which 3 cranial nerve nuclei do not originate in the brainstem?
-
CN1- Olfactory
CN2 - Optic
CN11 - Spinal Accessory -
A mnemonic for the cranial nerves is -
On Old ___ Towering Tops, A ___ And ___ Viewed Some ___ - Olympus, Finn, German, Hops
- Which cranial nerves serve primarily motor functions?
-
CN3 - Oculomotor
CN4 - Trochlear
CN6 - Abducens
CN11- Spinal Accessory
CN12 - Hypoglossal - Which cranial nerves serve primarily sensory functions?
-
CN1- Olfactory
CN2 - Optic
CN8- Vestibulocochlear - Which cranial nerves serve mixed sensory and motor functions?
-
CN5- Trigeminal
CN7 - Facial
CN9 - Glossopharyngeal
CN10 - Vagus -
A mnemonic for which CN's serve which function (sensory, motor, mixed) is;
Some Say Marry ___, But My ___ Says Big ___ Matter More
(edited for family viewing) -
Money, Brother, Brains
S- sensory, M- motor, B- both - All divisions of CN ___ are impaired in Bell's palsy, which is characterized by ___lateral facial weakness
-
CN7 -Facial
Unilateral - Which 3 cranial nerves work together to provide normal conjugate gaze?
-
CN3-Oculomotor
CN4-Trochlear
CN6-Abducens - In relation to eye movements, abduction refers to ___ward deviation and adduction refers to ___ward deviation
-
abduction - outward
adduction - inward - Which CN is involved in lacrimation and salivation ("crying and spitting")?
- CN7- Facial
- Facial sensation is provided by CN ___ while facial movement is provided by CN ___
-
CN5- Trigeminal
CN7- Facial - The "tri" in trigeminal nerve refers to the 3 major divisions of CN5 which are called?
- ophthalmic, maxillary, mandibular
- Dilated pupil, ptosis, and outward deviation of the eye is characteristic of impairment of CN ___?
- CN3 - Oculomotor
- Dysarthria and dysphagia, hypoactive reflexes, without intellecutal impairment or signficant emotional dysregulation is consistent with which type of "palsy"?
-
Bulbar - more like a LMN disorder -
Not Pseudobulbar which is more like an UMN - frontal lobe - Left sided facial weakness confined to the lower face is characteristic of what type of lesion?
- Upper motor neuron lesions in the right PMC (face area)