This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood supply, canals and triangle of lower limb, Subject name: Anatomy
[{'content': 'Given below shows an examination technique. The structure being examined originated from:- \nSelect and explain. \nA. Popliteal Aery, B. Anterior Tibial Aery, C. Post Tibial Aery, D. Dorsal Arch of Foot', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In the video ,structure being examined has originated from Anterior Tibial Aery =Dorsalis Pedis Aery Pulse can be palpated readily lateral to the Extensor Hallucis Longus Tendon (or medially to the Extensor Digitorum Longus Tendon) on the dorsal surface of the foot, distal to the dorsal most prominence of the navicular bone which serves as a reliable landmark for palpation. It arises at the anterior aspect of the ankle joint and is a continuation of the anterior tibial aery. =Popliteal Aery is palpated at popliteal fossa =Post Tibial Aery-The posterior tibial aery pulse can be readily palpated halfway between the posterior border of the medial malleolus and the achilles tendon', 'role': 'assistant'}]