EXCI 202 Lecture Notes - Lecture 1: Upper Limb, Human Leg, Homeostasis
20 Apr 2016
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Document Summary
The maintenance of a stable internal environment even when the environment is changing constantly. The body is always fighting to maintain homeostasis. (the body attempting to maintain equilibrium in a changing environment). We have levels of tolerance that the body accepts where there are fluctuations (e. g. oxygen, glucose). The body is reluctant to let things go which results in negative feedback until everything returns to normal. Disease becomes an alteration in its most basic sense. There is a hierarchal organization that is common to all in terms of anatomy and physiology chemicals cells tissue organs systems. Two systems two sections of skeleton that are combined (axial and appendicular). Appendicular: appendages that are added onto the axial body. Bottom of page 7 is the beginning of the focus of tonight"s content. Medial middle of the body (midline of the body). Lateral moving towards the outside of the body. Sagittal plane vertical or left and right.
