What is the normal peak velocity range for the mitral valve (MV)?

• A. 0.3-0.7 m/s (mean 0.5 m/s)
• B. 0.6-1.3 m/s (mean 0.9 m/s)
• C. 0.7-1.1 m/s (mean 0.9 m/s)
• D. 1.0-1.7 m/s (mean 1.35 m/s)

Answer: (B)