This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
[{'content': 'Golgi tendon apparatus conveys message to cns, depends upon \nSelect and explain. \nA. Tension in muscle, B. Length of muscle, C. Rapaidity of contraction, D. Blood supply', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The Golgi tendon organ (GTO) (also called Golgi organ, tendon organ, neurotendinous organ or neurotendinous spindle) is a proprioceptive sensory receptor organ that senses changes in muscle tension. It lies at the origins and inseion of skeletal muscle fibers into the tendons of skeletal muscle. It provides the sensory component of the Golgi tendon reflex.(Ref: Ganong&;s review of medical physiology 23rd edition Page no: 162 )', 'role': 'assistant'}]