You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is In spinal groove, radial nerve is accompanied by and explain in detail?
radial nerve- At the beginning of the brachial aery, the radial nerve lies posterior to the aery. Soon the nerve leaves the aery, by entering the radial (spiral) groov on the back of the arm where it is accompanied by th profunda brachii aery. Ref : B D Chaurasia's Human Anatomy , seventh edition , volume 1 , pg. no. 96 fig. Ref : B D Chaurasia's Human Anatomy , seventh edition , volume 1 , pg. no.74 ( fig. no. 6.11 )