How Does Blocking Calcium Channels Cause Muscle Relaxation

Multiple Choice

How does blocking calcium channels cause muscle relaxation?

A) Permits the blockage of nerve transmissions between the motor endplate and skeletal muscle receptors
B) Blocks the release of ACh
C) Promotes the binding of GABA at the neuromuscular junction,decreasing excitatory messages
D) Allows for nerve transmissions to be blocked between the spinal cord and muscles