Page 398 - Color_Atlas_of_Physiology_5th_Ed._-_A._Despopoulos_2003

Blood flow in organs at rest
(See also pp. 187 A, 213 A) % of cardiac output per gram of tissue
Heart 4% 0.8 mL/min
Brain 13% 0.5 mL/min
Kidneys 20% 4 mL/min
GI tract (drained by portal venous system) 16% 0.7 mL/min
Liver (blood supplied by hepatic artery) 8% 0.3 mL/min
Skeletal muscle 21% 0.04 mL/min
Skin and miscellaneous organs 18% —
Lungs and gas transport Men Women
Total lung capacity (TLC) 7 L 6.2 L
Vital capacity (VC); cf. p. 112 5.6 L 5 L
Tidal volume (V T) at rest 0.6 L 0.5 L
Inspiratory reserve volume 3.2 L 2.9 L
Expiratory reserve volume 1.8 L 1.6 L Reference Values in Physiology
Residual volume 1.4 L 1.2 L
Max. breathing capacity in 30 breaths/min 110 L 100 L
Partial pressure of O 2 Air: 21.17 kPa (159 mm Hg)
Alveolar: 13.33 kPa (100 mm Hg)
Arterial: 12.66 kPa (95 mm Hg)
Venous 5.33 kPa (40 mm Hg)
Partial pressure of CO 2 Air: 0.03 kPa (0.23 mm Hg)
Alveolar: 5.2 kPa (39 mm Hg)
Arterial: 5.3 kPa (40 mm Hg)
Venous: 6.1 kPa (46 mm Hg)
Respiratory rate (at rest) 16 breaths/min
Dead space volume 150 mL
Oxygen capacity of blood 180–200 mL O 2/L blood = 8–9 mmol O 2/L blood
Respiratory quotient 0.84 (0.7–1.0)
Kidney and excretion
Renal plasma flow (RPF) 480–800 mL/min per 1.73 m body surface
2
area
2
Glomerular filtration rate (GFR) 80–140 mL/min per 1.73 m body surface area
Filtration fraction (GFR/RPF) 0.19
Urinary output 0.7–1.8 L/day
Osmolality of urine 250–1000 mOsm/kg H 2O
+
Na excretion 50–250 mmol/day
K excretion 25–115 mmol/day
+
Glucose excretion " 300 mg/day = 1.67 mmol/day
Nitrogen excretion 150–250 mg/kg/day
Protein excretion 10–200 mg/day
Urine pH 4.5–8.2
Titratable acidity 10–30 mmol/day
Urea excretion 10–20 g/day = 166–333 mmol/day
Uric acid excretion 300–800 mg/day = 1.78–6.53 mmol/day
Creatinine excretion 0.56–2.1 g/day = 4.95–18.6µg/day
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Despopoulos, Color Atlas of Physiology © 2003 Thieme
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