If Pollutants from Smoke Stacks in a City Such as Newark

question 145

Multiple Choice

If pollutants from smoke stacks in a city such as Newark causes people to paint their homes and cars more frequently, this implies

• A) external benefits to the home and car owners.
• B) external costs on home and car owners.
• C) internal cost to home and car owners.
• D) none of the above.

---

Definitions:

Clot Retraction

The shrinking of a blood clot over time, which helps with the healing process by pulling the edges of a wound together.

Connective Tissue Cells

Cells that form the structural framework and support for organs and the body as a whole, such as fibroblasts, adipocytes, and chondrocytes.

Clot Dissolution

A process by which a blood clot (thrombus) is broken down, often through enzymatic activity, restoring normal blood flow.

Serum

The liquid part of blood that remains after blood has clotted, free of cells and clotting factors, but containing antibodies and other proteins.