74 results
Cranial Nerve XII - Hypoglossal Nerve - Cross Sectional Nuclei Anatomy
 • Hypoglossal Nerve
 • Hypoglossal
Hypoglossal #CNXII #CN12 ... CranialNerve #Nuclei #CrossSectional
Bilateral LMN palsy with tongue weakness, wasting and fasciculations.  →  Bulbar motor Neuron disease

Note
LMN palsy with tongue ... Note the wrinkled tongue ... @bobvarkey #tongue ... hypoglossal #CNXII #CN12
Tongue Fasciculations Secondary to Hypoglossal Nerve Damage

Most commonly associated with ALS - This LMN XII was
Tongue Fasciculations ... @camwolfe #Tongue ... HypoglossalNerve #CNXII #CN12
Cranial Nerve XI - Accessory Nerve - Cross Sectional Nuclei Anatomy
 • Accessory Nerve
 • Nucleus
Accessory #CNXI #CN11 ... CranialNerve #Nuclei #CrossSectional
Cranial Nerve X - Vagus Nerve - Cross Sectional Nuclei Anatomy
 • Vagus Nerve
 • Nucleus
#Vagus #CNX #CN10 ... CranialNerve #Nuclei #CrossSectional
Tongue Fasciculations in Left Hypoglossal Nerve Palsy

- Atrophy of affected side
- Fasciculations
- Tongue deviates towards weak
Tongue Fasciculations ... Fasciculations - Tongue ... weak side #Tongue ... #Palsy #CNXI #CN12
Predicting a Difficult Airway
Prior to attempting intubation one should assess the airway. 
3-3-2 rule indicates normal
attempting intubation one ... between the hyoid bone ... sitting up and tongue
Right Hypoglossal Nerve Paralysis on Physical Exam

Note tongue deviation to the side of the weakness.

#Hypoglossal #Nerve
Physical Exam Note tongue ... neurology #CNXII #CN12
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
innervates more than one ... anal sphincter tone
Hyperthermia Syndromes Comparison
Serotonin Syndrome - NMS - Malignant Hyperthermia - Malignant Catatonia
Cause - Onset - Vitals
Vitals - Muscle Tone