OVERVIEW OF THE IMMUNE SYSTEM
PRIMARY AND SECONDARY LYMPHOID ORGANS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The body would not have an organ to detect foreign substances
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The body could not mature and develop lymphocytes
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The body could not carry lymph from various lymphoid organs to the heart
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None of the above
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Detailed explanation-1: -Because the spleen is so important to your immune system, people without spleens are more vulnerable to infections. This is why your doctor may tell you to take extra precautions, such as getting vaccinations, once your spleen has been removed.
Detailed explanation-2: -Because your spleen is important for your body’s defence against germs, when your spleen is removed or doesn’t work properly you are at higher risk of infection, particularly from certain types of bacteria.
Detailed explanation-3: -The spleen is not working properly If the spleen does not work properly, it may start to remove healthy blood cells. This can lead to: anaemia, from a reduced number of red blood cells. an increased risk of infection, from a reduced number of white blood cells.
Detailed explanation-4: -The spleen helps to protect the body against infections caused by bacteria. If you don’t have a spleen you’ll still be able to cope with most infections but, in some cases, serious infection may develop quickly. The risk of this happening is higher in children than in adults, though still very small.
Detailed explanation-5: -After spleen removal, you’re more likely to contract serious or life-threatening infections. Your doctor may recommend that you receive vaccines against pneumonia, influenza, Haemophilus influenzae type b (Hib) and meningococci.