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ALL / Clinical Sciences
Dermatomes
Dermatomes
The table below lists the major dermatome landmarks:| Nerve root | Landmark | Mnemonics |
|---|---|---|
| C2 | Posterior half of the skull (cap) | |
| C3 | High turtleneck shirt | |
| C4 | Low-collar shirt | |
| C5 | Ventral axial line of upper limb | |
| C6 | Thumb + index finger | Make a 6 with your left hand by touching the tip of the thumb & index finger together - C6 |
| C7 | Middle finger + palm of hand | |
| C8 | Ring + little finger | |
| T4 | Nipples | T4 at the Teat Pore |
| T5 | Inframammary fold | |
| T6 | Xiphoid process | |
| T10 | Umbilicus | BellybuT-TEN |
| L1 | Inguinal ligament | L for ligament, 1 for 1nguinal |
| L4 | Knee caps | Down on aLL fours - L4 |
| L5 | Big toe, dorsum of foot (except lateral aspect) | L5 = Largest of the 5 toes |
| S1 | Lateral foot, small toe | S1 = the smallest one |
| S2, S3 | Genitalia |
+PassMedicine Notes
The table below lists the major dermatome landmarks:
Nerve root _ Landmark_Mnemonics| C2 _Posterior half of the skull (cap) _ | C3 _High turtleneck shirt_| C4 _Low-collar shirt_| C5 _ Ventral axial line of upper limb| C6 _ Thumb + index finger _Make a 6 with your left hand by touching the tip of the thumb & index finger together - C6| C7 _Middle finger + palm of hand_| C8 _Ring + little finger_| T4 _Nipples_T4 at the Teat Pore| T5 _Inframammary fold_| T6 _Xiphoid process_| T10_Umbilicus_BellybuT-TEN| L1 _Inguinal ligament_L for ligament, 1 for 1nguinal | L4_ Knee caps_Down on aLL fours - L4 | L5 _ Big toe, dorsum of foot (except lateral aspect) _ L5 = Largest of the 5 toes | S1 _ Lateral foot, small toe_S1 = the smallest one | S2, S3 _Genitalia_|pdd009.png#
pdd010.png#
