Lymph nodes are densely clustered in all of the following body areas except a. brain, b. the axillae, c. the groin, d. the cervical region.

Video transcript

Hey, everyone. Let's take a look at this question together. Lymph nodes are small bean shaped organs that do. What is it? Answer choice, a filter and purify lymph. Answer choice B produce lymphocytes. Answer choice C store excess lymphatic fluid or answer choice D release lymph into the bloodstream. Let's work this problem out together to try to figure out which of the following answer. Choices is the correct answer. So since we are talking about the lymph nodes, we note that the lymph nodes are an important part of the lymphatic system. And since we are talking about the lymphatic system, we know that lymph is a fluid which circulates throughout the body and contains waste products, toxins, pathogens and cellular debris. And the lymph nodes specifically contain specialized immune cells such as lymphocytes and macrophages which help remove those waste products, toxins, pathogens and cellular debris. So since those lymph nodes contain those specialized immune cells such as the lymphocytes and macrophages whose job it is to remove and destroy those waste products, toxins, pathogens and cellular debris. The main role of the lymph nodes is answer choice, a filter and purify lymph because the lymph nodes filter and purify the lymph by removing any waste products, toxins, pathogens and cellular debris. Since those are all harmful substances to the body, I hope you found this video to be helpful. Thank you and goodbye.