Wood units A simplified measurement of pulmonary vascular resistance that uses pressures instead of more complicated units measured by subtracting pulmonary capillary wedge pressure from the mean pulmonary arterial pressure and dividing by cardiac output in liters per minute...
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..
Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..
Human Neurology deals essentially with the nervous system of humans. It also features the various theories put forward b..
The endoplasmic reticulum and Golgi apparatus are the organelles involved in the translation step of protein synthesis a..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
