This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Muscle Physiology, Subject name: Physiology
White fibers are present in 
Select and explain. 
A. Calf muscle, B. Extraocular muscle, C. Back muscle, D. Hip muscle
B: Extraocular muscle
Answer: B: Extraocular muscle 
Explanation: Ans. (b) Extraocular muscles(Ref: Ganong, 25th ed/p. 108)Motor unit innervates very few (three to six) muscle fibers in muscles concerned with fine, precise, graded movements like extra ocular muscles and hand muscles - these are the white muscle fibers