What is the function of the leukocytes?
a. to transport hemoglobin
b. to transport oxygen
c. to form a plug where damage has occurred to vessel walls
d. to destroy infectious agents that enter the body
Answer: d. to destroy infectious agents that enter the body
The function of leukocytes, or white blood cells, is to destroy infectious agents that enter the body. Indications of infection often include elevated leukocyte levels in lab tests.