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34 Cards in this Set
- Front
- Back
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Ulnar N Origin |
Medial cord of BP C7-T1 |
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Ulnar N Path |
Runs medially in FA on top of FDP, under FDS Ulnar N enters Guyon's canal and divides into deep/Sup Br. |
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Ulnar N Branches (7) |
Dorsal Cutaneous Br Dorsal Digital Br Palmar Cutaneous Br Common Palmar Digital Br Proper Palmar Digital Br Deep Br Superficial Br |
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Deep Br of Ulnar N |
Bends around Hook of Hamate, runs with deep arterial Arch -Gives motor supply to hand |
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Superficial Br of Ulnar N |
Branches in Guyon's canal, continues into palm as Palmar Digital N -Divides into Common palmar digital br -Continues as Proper palmar digital br |
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Dorsal Cutaneous Br of Ulnar N |
Branches 5cm proximal to wrist -Continues into dorsal wrist as Dorsal digital N |
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Palmar Cutaneous Br of Ulnar N |
Branches 5cm proximal to wrist -Continues into palm |
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Ulnar N Motor Supply |
Superficial - palmaris branch Deep - Hypothenars, Adductor, PIO's, DIO's, Ulnar 2 lumbricals, FPB deep head |
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Median N Origin |
Medial/Lateral Cord of BP -C5-T1 |
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Median N Path |
Runs in FA on FDP, under FDS Enters CT at wrist |
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Median N Branches |
Palmar Cutaneous Br -Motor Recurrent Br -Common Palmar Digital Br -Proper Palmar Digital Br |
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Median N Sensory |
Palm of hand via Palmar Cutaneous Br -Volar TH/IF/MF via palmar digital br -Dorsal TH/IF/MF via Proper palmar digital br |
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Motor N Motor |
Via motor recurrent Br -Thenars (APB, OP, FPB superficial head) -Lumbrical 1/2 |
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Palmar Cutaneous Br of Median N |
branches 5 cm proximal to wrist Sensation to palm |
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Motor Recurrent Br of Median N |
branches after/under/through carpal tunnel Supplies motor function thenars and lumbricals 1/2 |
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Common Palmar Digital Br of Median N |
Branches after the CT Supplies palmar surface of distal palm |
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Proper Palmar Digital Br of Median N |
Branches into digits Supplies TH/IF/MF |
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Radial N Origin |
Posterior cord of the BP -C5-T1 |
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Radial N Path |
Divides at supinator -Superficial Br runs deep to BR to wrist -Bifurcates and dorsal thumb/web space |
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Radial N Branches |
Superificial Br Dorsal Digital Br |
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Superficial Br of Radial N |
Runs deep to BR in forearm -Branches at wrist to form Dorsal Digital Br's |
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Dorsal Digital Br's of Radial N |
Branched at wrist -Run into fingers on dorsum |
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Radial N Sensory |
Dorsal Radial Hand via Superficial Br Dorsal proximal Th/IF/MF/RF via Dorsal Digital Br |
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Radial N Motor |
None in Hand |
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Deep Palmar Arch Location |
Runs volar to base of MC's -Proximal to superficial arch |
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Deep Palmar Arch Branches |
Princeps Pollicis Radialis Indices Palmar Metacarpal A |
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Princeps Pollicis |
Continuation of Deep Br of Radial A -Terminates in Proper Digital A of TH |
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Radialis Indices |
Runs to radial border of IF May branch off deep arch or Princeps pollicis |
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Palmar Metacarpal A |
Branches off Deep Arch -Anast with Common palmar digital A |
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Superficial Arch Location |
KAPLAN's LINE (distal wrist crease) -Distal to deep arch |
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Superficial Arch Branches |
Proper Palmar Digital a to SF Common Palmar Digital A |
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Proper Palmar Digital A to SF |
Most ulnar Br off superficial arch -1st to branch Supplies ulnar SF |
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Common Palmar Digital A |
Branches off superficial arch Located in web space 2-4 Anast with Palmar metacarpal A
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Neurovascular Bundle Orientation |
Arteries are VOLAR to nerves in palm Cross to become DORSAL to nerves in fingers |
