Spinal Nerve Plexuses

by Greg Crowther

This musical mnemonic helps students remember which spinal nerves contribute to which nerve plexuses.

One, five! Five, one!
Twelve, four! Four, four!
One, five! Five, one!
Twelve, four! Four, four!

C₁, C₅! C₅, T₁!
T₁₂, L₄! L₄, S₄!
C₁, C₅! C₅, T₁!
T₁₂, L₄! L₄, S₄!

Cervical plexus! Brachial plexus!
Lumbar plexus! Sacral plexus!
Cervical plexus! Brachial plexus!
Lumbar plexus! Sacral plexus!
Amen!

• karaoke

• sheet music (with melody play-back)