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A&P I Unit I

Extracellular Fluid/ECF Maintains the Intracellular Fluid in blood and limp. bodily fluid outside of cells
Homoeostasis Stable internal environment Maintaining it is absolutely vital to an organism's survival Homo -- unchanging Stasis -- Standing
Physiology/Mechanistic Approach Explains how it does its job
Physiology/Teleological Approach Explains WHY it needs to be done
Levels of Organization Atoms --> Molecules --> Cells --> Tissues --> Organs --> Organ Systems --> Organisms --> Population of Species
Physiology Is the study of the normal function of a living organism
Anatomy Is the study of structure
Distal Towards end of extremities. In limbs
Proximal Closer to the trunk in limbs
Deep To the core of the body
Anterior To the front
Posterior To the back; same as dorsal
Dorsal To the back; same as posterior
Ventral To the front
Superficial Near the surface
Medial Being close to mid-line
Lateral To the side
Created by: rwdaws