Why would an athlete consider blood doping? What are the risks associated with transfusing blood and related blood products?

The characteristics of ground substance consist of all but:

a. Provides lubrication b. Transports substances c. Mostly interstitial fluid d. Mostly cytoplasm

Which of the following types of sprinkler system consists of parallel cross mains connected together by multiple branch lines?

A. Stacked B. Looped C. Gridded D. Mainlined