Term
|
Definition
| joins the radius and ulna together |
|
|
Term
| hand->wrist->radius->interosseous membrane->ulna->humerus->shoulder->axial skeleton |
|
Definition
| what is the path of force from the hand |
|
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Term
|
Definition
| the interosseous membrane provides _____ ___ for muscle attachments int he forearm |
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Term
|
Definition
| the interosseus membrane has gaps to allow passage of vessels and never from the _______ compartment to the _______ compartment |
|
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Term
| flexor/pronator(anterior) and extensor/supinator(posterior) also superficial and deep in each of these |
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Definition
| fascia of the forearm divides the forearm into what compartments? |
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Term
|
Definition
| the fascia of the forearm (antebrachial fascia) is continuous with the fascia of what |
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Term
|
Definition
| thickening of antebrachial fascia forms the anterior boundary of the fascia that forms the carpal tunnel, this is known as the _____ _____ |
|
|
Term
8 muscles
superficial
1. pronator teres
2. flexor carpi radialis
3. palmaris longus
4. flexor carpi ulnaris
-------
intermediate
5. flexor digitorum superficialis
------
deep
6. flexor digitorum profundus
7. flexor pollicus longus
8. pronator quadratus |
|
Definition
| how many muscles lie in the flexor/ pronator compartment (list them) |
|
|
Term
pronator teres
flexor carpi radialis
palmaris longus
flexor carpi ulnaris |
|
Definition
| list the superficial muscles of the flexor-pronator compartment |
|
|
Term
| flexor digitorum superficialis |
|
Definition
| list the intermediate flexor-pronator compartment muscles |
|
|
Term
flexor digitorum profundus
flexor pollicus longus
pronator quadratus |
|
Definition
| list the deep flexor-pronator compartment muscles |
|
|
Term
|
Definition
| this forearm muscle is absent in 20% of the population, it can be seen with the presence of 2 tendons when the wrist is flexed and the thumb is opposed to touch the pinky |
|
|
Term
(FCR, PL, FCU)
flexor carpi radialis, palmaris longus, flexor carpi ulnaris |
|
Definition
| what three muscles combine to do pure anterior flexion? |
|
|
Term
| no it can be absent unilaterally or bilaterally |
|
Definition
| if the palmaris longus is missing, is it usually missing on both arms? |
|
|
Term
|
Definition
| what is the second tendon seen when checking for palmaris longus? flexor carpi radialis |
|
|
Term
superficial
1. brachioradialis
2. extensor carpi radialis longus
3. extensor carpi radialis brevis
4. extensor carpi ulnaris
5. extensor digitorum
6. extensor digiti minimi
------
deep
7. supinator
8. abductor pollicus longus
9. extensor pollicus longus
10. extensor pollicus brevis
11. extensor indicis
12. anconeus? |
|
Definition
| list the muscles of the extensor-supinator compartment |
|
|
Term
|
Definition
| common origin of the superficial flexor-pronator compartment |
|
|
Term
| lateral epicondyle (except ECRL) |
|
Definition
| common origin of the superficial extensor-supinator compartment |
|
|
Term
|
Definition
|
|
Term
the flattened tendons (aponeurosis) of extensor muscles that run into the back of the hand.
It spans the proximal and middle phalanges.
At the distal end of the metacarpal, the extensor tendon will expand to form a hood, which covers the back and sides of the head of the metacarpal and the proximal phalanx. |
|
Definition
| what is an extensor expansion (dorsal expansion, dorsal hood) |
|
|
Term
| repeated, forceful extension |
|
Definition
| what causes tennis elbow? |
|
|
Term
| due to the extension, there is inflammation of the epicondyle at the common extensor attachment site |
|
Definition
| what happens in tennis elbow? |
|
|
Term
| avulsion of the long digitorum extensor tendon, leaves swan neck deformity |
|
Definition
| what causes mallet finger (baseball finger) |
|
|
Term
| extension of distal interphalangeal joint |
|
Definition
| what muscle actions are lost with mallet finger? |
|
|
Term
| tearing the extensor digitorum tendon, or an avulsion fracture at the dorsal base of the distal phalynx |
|
Definition
| what are 2 ways mallet finger deformity can occur |
|
|
Term
| when there is inadequate treatment for mallet finger |
|
Definition
| what does swan neck deformity result from |
|
|
Term
| radial and ulnar (which branch from the brachial) |
|
Definition
| list the major arteries of the forearm |
|
|
Term
lateral
1. profunda brachii & radial recurrent
2. profunda brachii & interosseous recurrent
------
medial
3. superior ulnar collateral & posterior ulnar recurrent
4. inferior ulnar collateral & anterior ulnar recurrent |
|
Definition
| list the anastomoses that provide collateral circulation around the elbow and hand |
|
|
Term
|
Definition
| when does the brachial artery branch to the radial and ulnar arteries |
|
|
Term
|
Definition
| artery that runs along the MEDIAL border of the brachioradialis (between flexor and extensor compartments) |
|
|
Term
| Flexor carpi ulnaris and flexor digitorum profundus |
|
Definition
| what muscles the ulnar artery runs between |
|
|
Term
|
Definition
| what runs with the ulnar artery after about middle forearm? |
|
|
Term
|
Definition
| passes deep to pronator teres and flexor digitorum superficialis |
|
|
Term
deep-motor
superficial-cutaneous |
|
Definition
| when the radial nerve divides, what do the deep and superficial branches do? |
|
|
Term
|
Definition
| pierces the supinator and winds around the neck of the radius to emerge in the extensor compartment |
|
|
Term
|
Definition
| runs to the skin of the hand just deep to the brachioradialis (digits 1,2,3,4 and lateral half of 4) |
|
|
Term
extensor pollicis brevis
extensor pollicis longus |
|
Definition
| these two muscle (tendons) border the anatomic snuffbox |
|
|
Term
| radial artery, styloid process of radius |
|
Definition
| what is contained within the anatomic snuffbox |
|
|
Term
| pain in the anatomic snuff box region due to pressure |
|
Definition
| what is the characteristic clinical finding with fracture of the scaphoid? |
|
|
Term
|
Definition
| which is more lateral extensor pollicis brevis, extensor pollicis longus |
|
|
Term
|
Definition
1 Extensor digitorum
2 Extensor digiti minimi
3 Extensor carpi ulnaris
4 Extensor retinaculum
5 First dorsal interosseous muscle
6 Abductor digit minimi
7 Extensor digitorum tendons |
|
|
Term
|
Definition
1 Abductor pollicis brevis
2 Adductor pollicis
3 Lumbricals
4 Flexor digit minimi
5 Abductor digit minimi
6 Flexor retinaculum
7 Antebrachial fascia
8 Flexor pollicis longus
9 Flexor digitorum superficialis
10 Flexor carpi ulnaris |
|
|
Term
| line connecting medial and lateral epicondyles |
|
Definition
| superior border of the cubital fossa |
|
|
Term
|
Definition
| medial border of cubital fossa |
|
|
Term
|
Definition
| lateral border of cubital fossa |
|
|
Term
|
Definition
| posterior border of cubital fossa |
|
|
Term
|
Definition
| anterior border of cubital fossa |
|
|
Term
1. brachial artery (branching into radial and ulnar)
2. deep veins (accompanying the arteries)
3. biceps brachii tendon (attaches to tuberosity of radius)
4. median nerve
5. superficial and deep branches of the radial nerve in its floor |
|
Definition
| list the contents of the cubital fossa |
|
|
Term
|
Definition
| at/below the level of the brachial artery there are 2 veins to every artery, this is known as |
|
|
Term
|
Definition
| what sits on the median side of the brachial artery in the cubital fossa |
|
|
Term
| biceps aponeurosis, brachial artery, median nerve |
|
Definition
| list structures of the cubital fossa from lateral to medial |
|
|
Term
| medial cutaneous nerve of the forearm |
|
Definition
| this nerve runs with the basilic vein |
|
|
Term
| lateral cutaneous nerve of forearm |
|
Definition
| (below the cubital fossa), this nerve runs with the cephalic vein and median vein of the forearm |
|
|
Term
| median cubital vein, no nerve runs with it |
|
Definition
| best vein for peripheral venous access |
|
|
Term
| median cephalic/median cubital/median basilic |
|
Definition
| formed by the branching of the median antecubital vein |
|
|
Term
| presence of superficial ulnar artery-found within or superficial to deep fascia(normally it is deep to deep fascia) |
|
Definition
| common variation of artery structure in the elbow |
|
|
Term
| the artery should be pulsating |
|
Definition
| how can you differentiate between a vein and artery? |
|
|
Term
| some drugs are designed for veins(they are irritating), arteries have muscular walls and there can be damage to the vessel wall, also the artery can spasm |
|
Definition
| why is it bad to puncture an artery when injecting medications? |
|
|
Term
| arteries deliver oxygenated blood, also, there are more veins and so there are alternate drainage routes for the veins, where the arteries are limited |
|
Definition
| why is damaging a vein not as bad as an artery? |
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