Cervical Spine & Shoulder Joint Flashcards
Which muscles are supplied by the musculocutaneous nerve?
BBC
what is the nerve root level of the musculocutaneous nerve?
C5,6,7
What is the nerve root level of the brachial plexus?
C4, C5 to T1
The spinal cord enlarges at what level? Why?
C4 to T1
Due to the formation of the brachial plexus
Brachial artery is a continuation of which artery?
Axillary
Which roots form the Ulnar nerve?
C7,8,T1
Radial nerve supplies which muscle?
- Biceps brachii
- Triceps
- Flexor carpi ulnaris
- Flexor carpi radialis
- Triceps
Which cords form the median nerve?
Lateral and medial
which bones does the brachial plexus pass between
clavicle and first rib
Which muscles can compress the branchial plexus?
Anterior/Posterior fibers of the scalene,
Pectoralis minor
Subscapularis
What ligament stabilizes the long head of the biceps in the bicipital groove?
Transverse humeral ligament
Which ligament of the shoulder prevents superior subluxation of the humeral head?
Coracoacromial ligament
Which ligament prevents anterior displacement of the humeral head?
Glenohumeral ligaments
specifically inferior fibres
Which ligament converts the suprascapular notch into a foreman?
Superior transverse scapular ligament
Which nerve passes through the supra scapular notch?
Suprascapular nerve
Which muscles are innervated by the Suprascapular nerve ? level
Supraspinatus, infraspinatus
C5,6
What is a myotome?
A group of muscles innervated by a specific nerve root
What is a dermatome?
A specific area of skin, innervated by a specific nerve root
What is a radiculopathy?
Radiculopathy describes a range of symptoms produced by the pinching of a nerve root in the spinal column.
Which nerve supplies sensation to the face?
Trigeminal nerve
Cranial nerve 5
On the palmer surface of the hand, which nerve root level supplies .
A. The thumb
B. Index, middle, lateral half of the ring finger
C. pinky and the medial half of the index finger
A. C6
B.C7
C.C8
What is the nerve root level of the axillary nerve?
C5,6
Which muscles are innervated by the axillary nerve?
Deltoid, teres minor
Which nerve innervates the latissimus dorsi?
Thoracodorsal nerve, C6,7,8
Which nerve innervates the 2 medial lumbricles?
Ulnar nerve
Which nerve innervates the 2 lateral lumbricles?
median nerve
What is the nerve root level of the median nerve?
C5 to T1
Which bones can compress the brachial plexus?
Inspirated first rib
Cervical rib