When imaging with m-mode, motion is indicated in the graphical representation by the color red?

The statement [When imaging with M-mode, motion is indicated in the graphical representation by the color red] is false.

During the early days of ultrasound, the M-mode was the favored imaging modality as it allows a monodimensional perspective of the heart.

its either   1 , 21, 6,10, 21 ,36 depending on the answer choices you have.