Term
[image]
What is #1 and what is it's purpose? |
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Definition
| Coronoid Fossa - provide room so muscles don't get crushed during flexion |
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Term
[image]
What is 2 and it's purpose?
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Definition
| Medial epicondyle - origin for flexors |
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Term
[image]
What is 12 and it's purpose?
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Definition
| Lateral epicondyle - origin for extensors |
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Term
[image]
What are 3 and 11?
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Definition
Trochlea on medial side
capitulum on lateral side
(mnemonic: Mute Turtles Can't Laugh =
Medial Trochlea Capitulum Lateral
credit: Jenni Keller) |
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Term
[image]
What is 4 and what muscle inserts there?
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Definition
| Olecranon - Triceps Brachii |
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Term
[image]
What's 2 and what's it for? |
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Definition
| Olecranon fossa - so you don't crush your muscles during extension |
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Term
[image]
What muscle attaches to 5?
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Definition
| Supinator at the supinator crest |
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Term
[image]
What nerve wraps around 4?
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Definition
| Ulnar nerve goes around the Medial Epicondyle |
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Term
[image]
Identify 1 and it's innervation |
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Definition
| Extensor Carpi Radialis Longus - Radial Nerve |
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Term
[image]
Identify 2 and innervation |
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Definition
| Extensor carpi radialis brevis - Deep branch of radial nerve |
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Term
[image]
Identify 3 and innervation
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Definition
| Extensor Carpi ulnaris - Posterior Interossesus Nerve |
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Term
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Definition
1) Extensor digitorum
2) extensor digit minimi |
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Term
[image]
Identify 1 and function |
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Definition
| Anconeus - stabilizes elbow joint during flexion/extension |
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Term
[image]
Identify 2 and function
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Definition
| Supinator - supinates forearm along with biceps brachii |
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Term
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Definition
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Definition
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Definition
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Term
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Definition
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Term
[image]
What nerve innervates these deep posterior forearm muscles?
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Definition
| Posterior interosseus - from the deep branch of the radial nerve. Changes name after passing through the supinator |
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Term
[image]
What is the blood supply for these muscles?
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Definition
Supinator - radial recurrent artery
All others - posterior interosseus artery |
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Term
[image]
Identify compartment 1 |
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Definition
1) abductor pollicis longus
2) extensor pollicis brevis |
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Term
[image]
Identify compartment 2
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Definition
3) extensor carpi radialis longus
4) extensor carpi radialis brevis |
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Term
[image]
Identify compartment 3
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Definition
| 5) extensor pollicis longus |
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Term
[image]
Identify compartment 4
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Definition
6) extensor digitorum
7) extensor indicis |
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Term
[image]
Identify compartment 5
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Definition
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Term
[image]
Identify compartment 6
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Definition
| 9) Extensor carpi ulnaris |
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Term
[image]
Name 1,2,3,4
(basically same artery going from distal to proximal) |
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Definition
1) dorsal digital arteries
2) dorsal metacarpal arteries
3) dorsal carpal arch
4) anterior interosseous artery |
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Term
[image]
What is 5 and what structure is it located in?
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Definition
| Radial artery in anatomical snuff box |
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Term
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Definition
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Term
[image]
What is 7 and the corresponding artery on the palmar side?
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Definition
dorsal indicis artery
palmar side - radialis indicis artery |
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Term
[image]
What are the cutaneous sensory innervations at 1,2,3 |
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Definition
1) Median nerve
2) Ulnar nerve
3) Radial nerve |
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Term
[image]
What do the extensors attach to? |
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Definition
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Term
[image]
Identify 2 and origin |
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Definition
| Extensor carpi radialis longus - supracondylar line |
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Term
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Definition
| extensor carpi radialis brevis |
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Term
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Definition
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
1) abductor pollicis longus
2) extensor pollicis brevis
3) extensor pollicis longus
4) extensor indicis |
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Term
[image]
What cutaneous nerve is at 1? |
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Definition
| Posterior cutaneous nerve of forearm (branch of radial nerve) |
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Term
[image]
Identify muscles at 7 and 9 |
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Definition
7) Abductor pollicis longus
9) extensor pollicis brevis |
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Term
[image]
Identify nerve at 10 |
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Definition
| Radial nerve - superficial branch |
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Term
[image]
Identify nerves at 13 |
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Definition
| Dorsal digital branches of radial nerve |
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Term
[image]
Identify nerve at 5 |
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Definition
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Term
[image]
What nerve is at 15 (coming out of supinator) |
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Definition
| Posterior interosseus nerve |
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Term
[image]
What nerve is at 20? |
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Definition
| Lateral antebrachial cutaneous nerve of forearm (from musculocutaneous nerve after passing the upper arm) |
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Term
[image]
What artery is at 16 |
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Definition
| posterior interosseous artery (basically the only artery in the midline of the posterior forearm) |
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Term
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Definition
| dorsal metacarpal branch of radial artery |
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Term
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Definition
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