Human Physiology, 14th edition (2016)

118 Chapter 5 significance of this process in conditions of fasting will be discussed together with amino acid metabolism (secti ...

Cell Respiration and Metabolism 119 5.4 METABOLISM OF LIPIDS AND PROTEINS Triglycerides can be hydrolyzed into glycerol and fatt ...

120 Chapter 5 White Adipose Tissue White adipose tissue, or white fat, is where most of the triglyc- erides in the body are stor ...

Cell Respiration and Metabolism 121 a greater rate of heat loss and less muscle mass (for shiver- ing) than do adults. Small mam ...

122 Chapter 5 Amino Acid Metabolism Nitrogen is ingested primarily as proteins, enters the body as amino acids, and is excreted ...

Cell Respiration and Metabolism 123 If there are more amino acids than are needed for protein synthesis, the amine group from gl ...

124 Chapter 5 Figure 5.17 Pathways by which amino acids can be catabolized for energy. These pathways are indirect for some amin ...

Cell Respiration and Metabolism 125 As mentioned earlier, lactic acid produced anaerobically during exercise can be used for ene ...

Interactions Integumentary System The skin synthesizes vitamin D from a derivative of cholesterol (p. 693) The metabolic rate o ...

Cell Respiration and Metabolism 127 Summary D. The formation of glycogen from glucose is called glycogenesis; the breakdown of g ...

128 Chapter 5 Test Your Knowledge The net gain of ATP per glucose molecule in lactic acid fermentation is ; the net gain in ae ...

Cell Respiration and Metabolism 129 Suppose you eat a chicken sandwich. Trace the fate of the chicken protein and the bread sta ...

130 Refresh Your Memory Before you begin this chapter, you may want to review these concepts from previous chapters: ■ Carbohydr ...

Interactions Between Cells and the Extracellular Environment 131 of a tissue, the cells of different tissues within an organ, an ...

132 Chapter 6 Extracellular Matrix The cells that compose the organs of our body are embedded within the extracellular material ...

Interactions Between Cells and the Extracellular Environment 133 b. Simple diffusion of ions through membrane channel proteins i ...

134 Chapter 6 the opposite direction, but not as frequently. As a result, there will be a net movement from the region of higher ...

Interactions Between Cells and the Extracellular Environment 135 by diffusion also occurs in the lungs (chapter 16), where the c ...

136 Chapter 6 is about 20 times more permeable to potassium (K^1 ) than to sodium (Na^1 ); consequently, K^1 diffuses much more ...

Interactions Between Cells and the Extracellular Environment 137 Osmotic Pressure Osmosis could be prevented by an opposing forc ...