Anatomical Snuff Box Flashcards
1
Q
Which tendons make up the lateral triangular border of the snuff box?
A
- APL (Abductor Pollicis Longus)
2. EPB (Extensor Pollicis Brevis)
2
Q
What tendon binds the medial triangular border of the snuff box?
A
- EPL (Extensor Pollicis Longus)
3
Q
When/how is the snuff box visible?
A
As a hollow on the lateral aspect of the wrist when the thumb is extended fully. This draws the APL, EPB, and EPL tendons up and produces a concavity between them.
4
Q
What lies on the floor of the snuff box?
A
Radial Artery
5
Q
What can be palpated proximally?
A
Radial Styloid Process
6
Q
What can be palpated distally?
A
Base of the 1st metacarpal.
7
Q
What can be felt in the floor of the snuff box?
A
Scaphoid and trapezium between the radial styloid process and 1st metacarpal.
