The immune response begins with the exposure of the body to a(n) ____, which is any foreign substance that can induce an immune response.

15,000 mL = ________ L

A) 15 B) 150 C) 1,500 D) 1.5

Which of the following statements about suicide and suicide risk in the elderly is TRUE?

a. The elderly have the lowest suicide rate of any age group in the United States. b. The elderly are less likely to seek help for depression and suicidal ideation than younger people. c. Elderly women are more likely to commit suicide than elderly men. d. The elderly are less likely to turn anger and sorrow inward rather than expressing these emotions outward.