Both drugs and pollutants can enter the body from a variety of ...

[nramada]

Both drugs and pollutants can enter the body from a variety of routes. These routes are:
 
  1. Gastrointestinal tract, lungs, and dermal exposure
  2. Urinary tract, skin, and water
  3. Pesticides, heavy metals, and chemicals
  4. Hydrocarbons, chemotherapeutic drugs, and organ recipients.

Question 2

Public health economics:
 
  1. Is concerned with the use of resources
  2. Focuses on producing, distributing, and consuming goods and services related to public health
  3. Is concerned with how scarce resources affect the health care industry
  4. Is a growing field of science and practice that involves the management and use of monies to improve the health of populations

[josephsuarez]

Answer to Question 1

1
The routes by which pollutants enter the body are the GI tract, lungs, the skin, and the placental barrier.

Answer to Question 2

2
Public health economics focuses on producing, distributing, and consuming goods and services related to public health.

[nramada]

Thanks for the timely response, appreciate it

[Joy Chen]

Great answer, keep it coming