Anatomical Landmark

Question 1

Carpal Tunnel

Answer 1

Floor (lat–>med):
Trapezium, Trapezoid, Capitate, Hamate
Med: Hamate
Lat: Trapezium
Roof: Flexor retinaculum (attach on tubercle of Scaphoid & Pisiform)

Content:
4 tendons from FDS
4 tendons from FDP
1 tendon from FPL
Median nerve

Question 2

Anatomical Snuffbox

Answer 2

Base: distal radius
Floor: Scaphoid & Trapezium
Med: EPL
Lat: EPB, ABL

Content:
- Radial artery
- Cephalic vein
- Superficial branch of radial nerve

Question 3

Guyon Canal

Answer 3

Formed by
- Pisiform
- Hook of hamate
- Pisohamate ligament

Question 4

Cubital Fossa

Answer 4

Sup: Imaginary line between 2 epicondyles
Med: Pronator teres
Lat: Brachioradialis
Floor: Brachialis & Supinator
Roof: Biceps aproneurosis

Content:
Radical BBM (lat–>med)
- Radial nerve
- Biceps tendon
- Brachial artery
- Median nerve

Question 5

Femoral Triangle

Answer 5

Base: Inguinal ligament
Med: Adductor longus
Lat: Satorius
Floor: Iliopsoas, Pectineus, Adductor longus
Roof: Skin, fascia

Content:
NAVL (lat–>med)
Femoral nerve
Femoral artery
Femoral vein
Femoral Lymphatics

Question 6

Popliteal Fossa

Answer 6

Sup. lat.: Biceps femoris
Sup. med: Semimembranosus
Inf. med. & lat.: Gastrocnemius (med & lat)
Floor:
- Popliteal muscle
- Popliteal surface of femur
- Oblique popliteal ligament

Content:
AVN (med–>lat)
Popliteal Artery
Popliteal Vein
Tibial Nerve

Question 7

Tarsal Tunnel

Answer 7

Covered by flexor retinaculum (from med malleolus–>med tubercle of the calcaneal)

Content: (vent–>dor)
Tom Dick And Very Naughty Henry
Tibialis posterior
Flexor digitorum longus
Posterior tibial artery
Posterior tibial vein
Posterior tibial nerve
Flexor hallucis longus

Question 8

Adductor Canal

Answer 8

Borders:
Ant: Sartorius
Lat: Vastus Medialis
Post: Adductor longus and adductor magnus

Contents:
- Nerve to vastus medialis (Femoral Nerve)
- Femoral artery (this only passes through hiatus)
- Femoral vein (this only passes through hiatus)
- Saphenous nerve

Question 9

Cubital tunnel

Answer 9

Medial: Medial epicondyle

Lateral: olecranon

Floor: elbow joint capsule, medial collateral ligament

Roof: cubital tunnel retinaculum (arcuate lig.)

Question 10

Scalene Triangle

Answer 10

Base: 1st rib
Ant. border: ant. scalene
Post. border: middle scalene
Content:
- subclavian artery
- brachial plexus