This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth, Subject name: Pediatrics
[{'content': "What is the name of this device, used to measure subscapular skin fold thickness? \nSelect and explain. \nA. Orchidometer, B. Vernier callipers, C. Harpenden Callipers, D. Shakir's tape", 'role': 'user'}, {'content': "Answer: C \nExplanation: Harpenden callipers- used to measure the skin fold thickness. Measured over the following areas:- Subscapular Biceps Triceps areas. Other options:- Orchidometer- used to measure volume of testicles. Shakir's tape- used to measure MUAC Vernier callipers- used to measure diameter of object", 'role': 'assistant'}]