Locations and travel routes of the cells of the immune system are essential for

Question

Locations and travel routes of the cells of the immune system are essential for the defeat of pathogens. All of the following statements are correct EXCEPT

a. The spleen can be considered as the master draining local lymph node of the gut.

b. Prior to an infection, the sensor cells of the immune system reside within the draining lymph node.

c. The cells of the innate immune system do not use the blood circulation to move around in the body.

d. Following an infection, the afferent lymphatic vessel (from the peripheral tissue to the draining lymph node) carries soluble antigens and activated dendritic cells or macrophages to initiate B-cell and T-cell responses.

Explanation / Answer

All are correct except (b) prior to an infection, the sensor cells of the immune system reside within the draining lymph node.

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