Select the correct statement regarding the temperature response of the immune system. 

A. When macrophages encounter invading cells, they release immunoglobulin-1, which is carried to the brain by the circulatory system.
B. Interleukin-1 is a pyrogen, which can cause the neurons in the hypothalamus to raise the body's temperature, producing a fever.
C. Fever contributes to the body's defenses by stimulating hyperhidrosis and causing the liver and spleen to store magnesium.
D. Fevers above 99° F are often fatal.


B. Interleukin-1 is a pyrogen, which can cause the neurons in the hypothalamus to raise the body's temperature, producing a fever.

Biology & Microbiology

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