Certified Neuroscience Registered Nurse (CNRN) Practice Exam

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Prepare for the CNRN Exam. Test your knowledge with our comprehensive multiple-choice questions and detailed explanations. Boost your confidence and improve your chances of a successful exam outcome!

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What important cells are produced in the spleen?

Red blood cells
Platelets
White blood cells
Epithelial cells

The correct answer is: White blood cells

The spleen plays a crucial role in the immune response and is primarily responsible for the production and maturation of white blood cells. These cells, including lymphocytes and monocytes, are vital in defending the body against infections and foreign substances. The spleen acts as a filter for blood, where it not only removes old or damaged red blood cells but also supports the proliferation of lymphocytes, which are key players in both the adaptive and innate immune systems. While the spleen is involved in other functions, such as the storage of platelets and the recycling of iron from hemoglobin, its most significant contribution is the production and support of white blood cells. This capability enhances the body's ability to respond to pathogens and maintain overall immune health.