MCAT Biology Question 119: Answer and Explanation
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Question: 119
14. What type of immunity is likely to be affected by removal of the spleen?
- A. Cytotoxic immunity
- B. Humoral immunity
- C. Innate immunity
- D. Passive immunity
Correct Answer: B
Explanation:
The spleen is a location where B-cells mature and proliferate. Therefore, removal of the spleen is likely to result in a reduction of humoral immunity. In fact, many people receive vaccinations prior to the removal of the spleen in order to bolster their immunity.