BIOSC 1255: Physiology Laboratory

School: University of Pittsburgh

Number of Notes and Study Guides Available: 0

Videos

Arteries by Heart: More Endothelium, Muscle, Elastic?

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Learn about the composition of arteries focusing on those closer to the heart. Understand the role of endothelium smooth muscle fibers elastic fibers and collagen in these arterial structures. Discover why arteries near the heart have a higher percentage of elastic fibers to withstand pressure changes effectively.

Decoding Hematopoiesis: Where Does Blood Cell Production Occur?

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Unravel the intricate process of hematopoiesis, the production of blood cells in our body. This video discusses various sites, including bone marrow and spongy bone, distinguishing between infants and adults in terms of blood cell generation.

Invertebrate Evolution: Are Beetles Monophyletic?

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Explore the Evolutionary History of Invertebrates: Are Beetles Related? Discover the intricate web of invertebrate evolution, dating back over 500 million years, and why beetles and their invertebrate counterparts do not share a common ancestry.

Cortical Reaction in Sea Urchin Eggs: Fertilization Myths & Realities

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Discover the complex world of sea urchin reproduction, focusing on the essential role the cortical reaction plays in egg fertilization. Uncover common myths surrounding this process and learn what actually happens at the cellular level. Gain insight into how the formation of a fertilization envelope is crucial for successful fertilization.

Insect Herbivory: Evolution and Impact on Speciation and Diversity

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Discover the evolution of plant-eating habits in insects, the links between moths, butterflies, caddisflies, flies, and fleas. Explore the hypothesis of how herbivory could influence speciation and diversity within the insect kingdom.

Photosynthesis Uncovered: Which Step is Directly Powered by Light?

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Unpack the intricate processes within photosynthesis and identify which is most directly powered by light energy. Discover the critical role of chlorophyll in capturing solar power.