Preview Questions (lecture 9)

Preview Questions (lecture 9) - Lecture 9 Circulation and...

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Lecture 9: Circulation and Respiration Know Alfred Nobel and William Harvey. You do not need to memorize any chemical formula. Questions you should be able to answer after today’s lecture. 1. What is the function of the circulatory system? Why do human need a circulatory system? a. The circulatory system serves to keep each cell in our body connected to a source of food and oxygen as well as a sewerage system to remove waste. 2. What is convection? Give some examples. a. Convection takes place when diffusion is too slow to move molecules from one place to another bc of the distance. i. Cytoplasmic streaming is a form of convection that moves molecules in large cells. ii. Xylem and Phloem are used to move molecules through out the plant iii. The circulatory system is used to move molecules within the animal. 3. Trace the pathway of a glucose molecule from the small intestine to the capillary bed in the kidney. 4.
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This note was uploaded on 09/24/2007 for the course BIO G 110 taught by Professor Wayne,r. during the Spring '07 term at Cornell.

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Preview Questions (lecture 9) - Lecture 9 Circulation and...

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