137 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Adduction - C6, C7 ... Extension C6, C7 ... Reflexes: • Triceps ... • Biceps Jerk - ... Triceps power is
Bilateral Biceps Tendon Rupture Injury 

Bilateral bicipital rupture sustained during curling exercise.

#Biceps #Tendon #Rupture #Injury #Bilateral
Bilateral Biceps ... #Biceps #Tendon ... Injury #Bilateral #clinical
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... - C5, C6 • Triceps ... - C6, C7, C8
Cranial Nerve Nuclei - Cross Sectional Anatomy
CN III - Oculomotor Nerve
CN IV - Trochlear Nerve
CN V
Sectional Anatomy CN ... Trochlear Nerve CN ... Abducens Nerve CN ... VII - Facial Nerve ... Nerve CN IX -
A physical examination revealed an obvious deformity in the anterior mid-upper arm that became more pronounced
long head of the biceps ... tendon #Clinical ... TendonRupture #Biceps
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
Yergason's Test on Physical Exam
Yergason's test for biceps tendon pathology testing stability of the tendon within
Yergason's test for biceps ... groove indicating biceps ... pain is +test for biceps ... #PhysicalExam #clinical
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
peripheral lesion of CN ... VII, the facial ... peripheral lesion of CN ... VII, exemplified ... #CNVII #CN7 #Peripheral
Spider Bites - Black Widow vs Brown Recluse
BLACK WIDOW 
 - Yellow/Red Hourglass on belly
Spider Bites - Black ... muscle cramping and CNS ... No #Spider #Bites
Inverted Triceps Reflex 
Triceps reflex testing elicited flexion rather than extension of the forearm. C7 lesion
Inverted Triceps ... Reflex Triceps ... C7 lesion was found ... #Inverted #Triceps ... Reflex #neurology #clinical