Which of the following statements is TRUE regarding tuberculosis?
A) It occurs only in the lungs.
B) Several hundred cells are required for infection.
C) It remains viable in dried aerosol droplets for up to eight months.
D) Only virulent strains of Mycobacterium tuberculosis produce mycolic acid.
E) The immune system is not affected by the infection.
C
Bloom's Taxonomy: Comprehension
Section: Bacterial Diseases of the Lower Respiratory System
Learning Outcome: 22.17
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Lymph nodes normally contain ____, which function to engulf invading organisms
a. erythrocytes b. macrophages c. platelets d. neutrophils e. basophils
Which group makes its own food?
a. Herbivores b. Carnivores c. Omnivores d. Decomposers e. Producers
Humans are an example of
a. bulk feeders. b. deposit feeders. c. fluid feeders. d. suspension feeders. e. bulk and fluid feeders.
Life ________ refers to the average number of years that an individual is expected to live from the time of his or her birth
Fill in the blank(s) with correct word