Describe the Two Types of Pressures Controlling Fluid Movement in a Capillary

question 95

Essay

Describe the two types of pressures controlling fluid movement in a capillary bed. Explain the role of each pressure in fluid movement.

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Definitions:

Hydrologic Cycle

The water cycle, which includes evaporation, precipitation, and flow to the ocean; supplies terrestrial organisms with a continual supply of fresh water.

Nitrification

The conversion of ammonia (NH3) to nitrate (NO3-) by certain bacteria (nitrifying bacteria) in the soil; part of the nitrogen cycle.

Transpiration

is the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere.

Aquatic Ecosystems

Water-based environments, including oceans, lakes, rivers, and wetlands, where plants and animals interact.