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205textnotes38 - Chapter 19 THE KIDNEYS-A Anatomy and...

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Carbon dioxide is transported dissolved in plasma, bound to hemoglobin, and as bicarbonate ions. (Figure 18-13) Describe the chloride shift and how do you get respiratory acidosis ? Summary of gas transport: Figure 18-14. C. Regulation of Ventilation Reflex control of ventilation (Medullar control centre): Dorsal respiratory group (DRG), inspiratory neurons; Ventilatory respiratory group (VRG), expiratory neurons. (Fig 18-15, 18-16) Influence of CO 2 , O 2 and pH on ventilation: Peripheral and central chemoreceptors. Figures 18-17, 18-18 Chemoreceptor response to increased P CO 2 Protective reflexes that guard the lungs: ---------------------------------------------------------------------------
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Unformatted text preview: Chapter 19: THE KIDNEYS---------------------------------------------------------------------------A. Anatomy and Function of the Kidney --------------------------------------------------------------- Renal Physiology Functions of the kidney: 1. Regulation of extracellular fluid volume; 2. Regulation of osmolarity; 3. Maintenance of ion balance; 4. Homeostatic regulation of pH; 5. Excretion of wastes and foreign substances; 6. Production of hormones. Anatomy of the Human kidney (Figure 19-1 ) structure of the nephron and related circulation (Figure 19-1d,e) " creation of urine " Filtration, reabsorption, secretion, and excretion (Figure 19-2)...
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