This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Nutrient and oxygen reach the chondrocytes across perichondrium by - 
Select and explain. 
A. Capillaries, B. Diffusion, C. Along neurons, D. Active transpo
B: Diffusion
Answer: B: Diffusion 
Explanation: Answer- B. Diffusionchondrocytes within the matrix must receive nutrients and oxygen by diffusion from vessels that lie outside the cailage.