This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Increased amounts of calcium in the cytosol of an injured cell reflect a release of calcium from stores in the \nSelect and explain. \nA. Peroxisomes, B. Smooth Endoplasmic Reticulum, C. Lysosomes, D. Mitochondria', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Increased amounts of calcium in the cytosol of an injured cell result from an influx from extracellular space, mitochondria, and rough endoplasmic reticulum.', 'role': 'assistant'}]