Gas Exchange: Animals. Cellular Respiration All living things obtain the energy they need by metabolizing energy-rich compounds, such as carbohydrates.
Respiratory intro
BIOAVAILABILITY Time course of drug in the body: route of drug administration Oral vs IV injection Reasons for differences: completeness and rate of absorption.
2D2 Digestive systems, Respiratory systems (gas exchange), Blood/Osmolarity/Osmotic Balance, Urinary systems (removal of nitrogen wastes)
