| Front | It is the precursor of all steroid hormones, such asprogesterone, testosterone, cortisol, cortisone,aldosterone, estradiol. |
| Back | Cholesterol |
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| Front | Importance of phospholipids |
| Back | 1. They are the major component of cell membranes.2. help mobilizations of fat from liver (lipotropic effect). 3. solubilizes cholesterol in bile, any defect leads to Cholesterol Stones.4. decrease the surface tension in lung alveoli, so, it prevent adherence of the inner surfaces of the lung (lung surfactant). Deficiency of lung surfactant in premature infants result in respiratory distress syndrome (RDS) |
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| Front | containing sphingosine as alcoho |
| Back | Sphingolipids |
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