What are the considerations in the selection of the test with high sensitivity and low specificity?

You are an administrator in a community health center. A screening program is necessary for a deadly disease, which is curable only if detected early. The tests available are one with a high sensitivity and low specificity and one with high specificity and low sensitivity. You must make a decision as to which would be more appropriate.

What are your concerns with the test with high specificity and low sensitivity?
What are the considerations in the selection of the test with high sensitivity and low specificity?
Florence Nightingale recognized the connection of environmental conditions to human health. Based on what you have learned from the readings, what are the major environmental conditions affecting the health of people in your community?

How might a community health nurse respond to questions posed regarding the safety of well water versus public water versus bottled water?