Term
| what is a major long bone that has no medullary canal |
|
Definition
|
|
Term
| which ribs does the scapula overlie? |
|
Definition
|
|
Term
| what is unusual about the development of the clavicle? |
|
Definition
| It is the first long bone to start ossifying (intramembranous), and the last to finish (endochondreal) - by early adulthood! |
|
|
Term
| what is the vertebrae and rib space that the inferior angle of the scapula overlaps? |
|
Definition
| 7th rib space, 6th spinous process of thoracic vertebrae |
|
|
Term
what ligament suspends the arm from the clavicle?
in which direction does the force vector point on this point of attachment? |
|
Definition
1)the coracoclavicular ligament
2) straight down - a balancing point |
|
|
Term
| which ligament protects against extreme superior dislocation of the shoulder? |
|
Definition
| the coraco-acromial joint |
|
|
Term
| which 1) intrinsic and 2) extrinsic ligaments stabilize the sternoclavicular joint? |
|
Definition
| 1) anterior and posterior sternoclavicular ligaments, interclavicular ligaments 2) costoclavicular ligaments |
|
|
Term
| which 1) intrinsic and 2) extrinsic ligaments stabiliize the acromioclavicular joint? |
|
Definition
| 1) a + posterior acromioclavicular joint 2) coracoclavicular joint, consisting of conoid (medial) and trapezoid (lateral) portions |
|
|
Term
| what is the ring of cartilage encircling the glenoid fossa? |
|
Definition
|
|
Term
| what is adhesive capsulitis? |
|
Definition
| "frozen shoulder" - immobility of the glenohumeral joint results in calcification of the axillary recess of the glenohumeral capsule. |
|
|
Term
| which acromial bursa communicates with the synovial fluid of the joint capsule? |
|
Definition
| the subtendinous bursa of the subscapularis muscle (so this is on the anterior aspect of the cuff) |
|
|
Term
| which bursa is diagnostic for rotator cuff tears? |
|
Definition
| the subdeltoid bursa - supraspinatus tears are necessary for synovial communication with the joint |
|
|
Term
| to which parts of the humerus to all muscles of the rotator cuff attach? |
|
Definition
| the greater tubercle - exception is subscapularis (lesser tubercle) |
|
|
Term
| how many joint capsules surround the three joints of the elbow? |
|
Definition
|
|
Term
| between which metacarpals is there not an intermetacarpal joint? |
|
Definition
|
|
Term
| between which metacarpals is there not an intermetacarpal joint? |
|
Definition
|
|
Term
| which nerves pass through the brachium without innervating it? Which do innervate it? |
|
Definition
1) ulnar and medial
2) radial and musculocutaneous |
|
|
Term
| what nerve innervates the posterior compartment of the forearm? |
|
Definition
| the posterior interosseus branch of the radial nerve (main part of this nerve is superficial). |
|
|
Term
| which muscles in the extensor compartment lie anteriorly in part of their course? |
|
Definition
| ECRL and ECRB and brachioradialis |
|
|
Term
| which antebrachial nerves are in septum? what fascia are the others in? |
|
Definition
| the superficial branch of the radial nerve is in the lateral intermuscular septum. The anterior interosseus nerve is in close assoc. with the interosseus membrane. The median, ulnar, and posterior interosseus nerves are in the fascial sheets separating superficial and deep subcompartments |
|
|
Term
| In the distal antebrachium, the antebrachial sleeve becomes the ____________ and the unnamed a/p subcompartment dividing fascia in the anterior compartment becomes the __________. |
|
Definition
1) palmar carpal ligament (over ulnar tunnel/ Guyon's canal)
2) flexor retinaculum (over carpal tunnel) |
|
|
Term
| Which nerves and tendons are in the carpal tunnel? |
|
Definition
| FDS's and FDP's and FPL, and the median nerve |
|
|
Term
| What tendons are in the 1st and 3rd extensor compartments? |
|
Definition
1) extensor policis brevis, aductor policis longus
3) extensor policis longus |
|
|
Term
| what attaches the palmar aponeurosis to the overlying skin? |
|
Definition
|
|
