A substance placed on a wound to stop bleeding is called a(n):

The term _______________ describes the movement of molecules across a membrane down a pressure gradient from an area of higher pressure to and area of lower pressure normally resulting from hydrostatic forces

a. Filtration b. Carrier-mediated diffusion c. Active transport d. Osmosis

When a patient is in a hospital for an extended length of stay, the medical biller may bill on an interim basis. The interim bill would be for:

a. all services through a specified date. b. supplies used thus far in the stay. c. room and board only. d. physician services only.