linea alba

an anatomical feature found in virtually every molecule, cell, tissue, organ, and organ system in the human body.

(In cadaver lab with a probe pointing to a structural feature of the heart)
Instructor: "What is this structure?"
Ben: "Linea alba!"
Instructor: "Very good"
(Instructor points to a structure in the brain)
Instructor: "What is this structure?"
Ben: "Linea... alba?"
Instructor: "Excellent! You are officially the BLG. Can you teach a class??"