17 results
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
Respiration None C5 Radial ... Extension None L4 Medial ... Dorsiflexion Knee Jerk ... Plantarflexion Ankle Jerk ... differential #diagnosis #Neurology
Jerk Test for Glenohumeral Joint Posteroinferior Instability

The arm is held at 90 degrees abduction and internal
Jerk Test for Glenohumeral ... and applies an axial ... /clunk as the humeral ... /clunk as it returns ... shoulder #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
: • Triceps Jerk ... C8 • Biceps Jerk ... C6 • Finger Jerk ... nerve in the radial ... Myotomes #diagnosis #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... and Function The Radial ... along with the radial ... Anatomy #diagnosis #neurology ... #orthopedics
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... compression of the radial ... #Wrist #Drop #Radial ... clinical #video #orthopedics ... #msk #sports #neurology
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 Radial ... Wrist Extension C6 Radial ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Watson's Test for Scapholunate Instability

1) The examiner places a thumb over the scaphoid tubercle, applying dorsal
from ulnar to radial ... Interpretation: A painful clunk ... #physicalexam #orthopedics
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
the nerve of pre-axial ... The Medial Contribution ... sensory in the medial ... Anatomy #diagnosis #neurology ... #orthopedics
McMurray's Test for Meniscal Tear on Knee Examination

The McMurray's test evaluates for meniscal tear.
With the patient
flexed, palpate the medial ... line and apply an axial ... or a palpable clunk ... clinical #video #msk #orthopedics
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
It is the post axial ... trunk and the medial ... Anatomy #diagnosis #neurology ... #orthopedics