Question: What is the name of this Nobel Prize-winning English physiologist and biophysicist, who was born in Nobember 1917 and who, along with Rolf Niedergerke, revealed that muscle contraction is due to shortening of the muscle fibers?
Sentence (from "Intrafusal muscle fiber"): This sheath has a spindle or "fusiform" shape, hence the name "intrafusal".
Relevant evidence: No