19. Innate Immunity

Lipopolysaccharide (LPS) is an endotoxin created by some gram-negative (-) bacteria that commonly causes fever in humans. Lipopolysaccharide is what type of molecule?

Fever can have positive effects on the process of fighting an infection. Which of these answers is not a positive effect fever can have during an infection?

Which of the following would most directly reduce fever? Select all that apply.

a. Limiting the number of circulating white blood cells

b. Reducing eicosanoid production

c. Inhibiting pyrogenic cytokines

d. Stimulating the action of prostaglandins

e. Administering antihistamines

Select all the false statements about fever.

a. It is generated by pyrogens

b. It is an innate immune defense

c. It is accompanied by a decrease in metabolism

d. It can be reduced by anti-inflammatory drugs

e. It can accompany inflammation

Match the following fever terms to their proper definition; not all definitions will be used.

Indicate which statements are true. Correct all false statements by changing the underlined words.

__________ The hypothalamus of the brain controls body temperature.

Indicate which statements are true. Correct all false statements by changing the underlined words.

__________ Rubor, calor, swelling, and dolor are associated with fever.