The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 27-year-old graduate student is bitten by a coral snake while he was hiking alone through the woods and dies 2 hours later from respiratory failure. His body was discovered 7 hours later by a group of campers who promptly called the police. On arrival, the police found his body to be cold and stiff. Which of the following processes is responsible for the rigidity observed?   (A) Activation of muscle contraction by neurotoxins   (B) Effect of low temperature on muscle proteins   (C) Inhibition of cross-bridge cycling   (D) Depletion of intracellular calcium
['(C) Inhibition of cross-bridge cycling <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Activation of muscle contraction by neurotoxins \n (B) Effect of low temperature on muscle proteins \n (C) Inhibition of cross-bridge cycling \n (D) Depletion of intracellular calcium <> possible answers', '  A 27-year-old graduate student is bitten by a coral snake while he was hiking alone through the woods and dies 2 hours later from respiratory failure. His body was discovered 7 hours later by a group of campers who promptly called the police. On arrival, the police found his body to be cold and stiff. Which of the following processes is responsible for the rigidity observed? <> context@']