Tuesday - sam hoxie - upper extremity and hand

Question 1

To go partially out of anatomic alignment

Answer 1

subluxation

Question 2

to go back to anatomic alignment

Answer 2

reduction

Question 3

Joint of the back that is only separated by very high energy trauma and has a common complication of neurologic or vascular injury.

Answer 3

scapulothoracic

Question 4

shoulder dislocation vs shoulder separation

Answer 4

dislocation - humerus comes out of the glenoid fossa, usually anteriorly. If posteriorly, most likely electrocution, seizure, or intoxication

separation - acromioclavicular joint separated

Question 5

Nursemaid’s elbow

Answer 5

dislocation of the radial head from the annular ligament

Question 6

What kinds of swelling resulting in carpal tunnel syndrome? What are the doctor words for these types of swelling?

Answer 6

Typicall the flexor tendon synovium. (a type of rheumatoid arthritis)

rarely the median nerve itself (neuroma)

Question 7

radial nerve injuries:
at elbow or forearm to posterior interosseus

to superficial branch of radial nerve.

Answer 7

1. ) lack of thumb or finger extension, NO change in sensaiton
2. ) sensation changes, no loss of strength

Question 8

Intrinsic muscles of the hand are responsible for flexion of:

extension of:

Answer 8

Flexion: at MP joint
extension: at proximal interphalangeals, distal interphalangeals

Question 9

what tendon on the dorsum of the hand inserts on the proximal phalangeal bone

Answer 9

long extensor tendon