14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Adduction - C6, C7 ... Reflexes: • Triceps ... • Biceps Jerk - ... Triceps power is ... Myotomes #diagnosis #neurology
Cranial Nerve Nuclei - Cross Sectional Anatomy
CN III - Oculomotor Nerve
CN IV - Trochlear Nerve
CN V
Sectional Anatomy CN ... Trochlear Nerve CN ... VII - Facial Nerve ... Nerve CN IX - ... CrossSectional #Anatomy #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... - C5, C6 • Triceps ... - C6, C7, C8 ... Myotomes #diagnosis #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Elbow Flexion Biceps ... Brachioradialis Reflex C7 ... Elbow Extension Triceps ... differential #diagnosis #Neurology
Inverted Triceps Reflex 
Triceps reflex testing elicited flexion rather than extension of the forearm. C7 lesion
Inverted Triceps ... Reflex Triceps ... C7 lesion was found ... on MRI - Neurology ... #Reflex #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
peripheral lesion of CN ... VII, the facial ... VII, exemplified ... #CNVII #CN7 #Peripheral ... #Bells #Palsy #Neurology
Cranial Nerve VII - Facial Nerve - Cross Sectional Nuclei Anatomy
 • Facial Nerve
 • Spinal
Cranial Nerve VII ... Spinal Nucleus of CN ... Facial #CNVII #CN7 ... CrossSectional #Anatomy #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
arises from C5, C6, C7 ... branches are to the triceps ... nerve remember: • Triceps ... Anatomy #diagnosis #neurology ... #orthopedics
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Elbow Extension C7 ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
Worsening of previous neurologic ... or abruptly • CN ... dysfunction: II/VI/VII ... differential #TB #neurology