This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
Lingula is which part of lung? 
Select and explain. 
A. Left lower lobe, B. Left upper lobe, C. Right lower lobe, D. Right upper lobe
B: Left upper lobe
Answer: B: Left upper lobe 
Explanation: Ans. B Left upper lobeRef: Kulkarni Clinical Anatomy, 2nd ed. pg. 943* Left upper lobe is divided into apical lobe and lingular lobe.* The Lingula is a part of the Left upper lobe of lung* It forms left cardiac border.