Discover the best answers at Westonci.ca, where experts share their insights and knowledge with you. Get detailed answers to your questions from a community of experts dedicated to providing accurate information. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts.

Why does preload increase contractility?
A. It activates more motor neurons.
B. It increases cross bridge formations in the sarcomeres
C. It increases PNS outflow
D. It increases SNS tone