BIO 448: Evolutionary Medicine

Discover the unique characteristics of the Mammalia class, with a focus on humans. Understand the critical role of molecular oxygen in our survival and the consequences of its absence. Learn how oxygen stands out among other vital factors like food, water, and nitrogen.

Explore the influence of atmospheric pressure in our body's functions, particularly its essential role in pulmonary ventilation or the breathing process.

Learn why lipid-soluble signaling molecules like aldosterone only impact specific target cells. We discuss four theories and reveal that intracellular receptors present only in target cells are the key. This video demystifies the unique mechanism behind aldosterone's selective action.

Learn about male pattern baldness as we break down the science behind shrinking hair follicles and their effects on hair thinning. Learn why bald men still have hair follicles and what happens to them over time. Ideal for anyone keen to understand the biology of hair loss.

Explore the distinct characteristics of muscle tissues and their functions. Understand the differences between skeletal, cardiac, and smooth muscles. Get insights into the anatomy of striations, cell shapes, and nuclei.

Unlock the secrets of muscle anatomy to answer questions about a muscle's function and characteristics. Learn how the location of a muscle's insertion and origin impacts its action name and force of contraction. Enhance your knowledge about the human body's intricate mechanisms