Answer:
Market failure occurs when there is a state of disequilibrium in the market due to market distortion. It takes place when the quantity of goods or services supplied is not equal to the quantity of goods or services demanded. Some of the distortions that may affect the free market may include monopoly power.
Acute exposure to high altitude can affect the cardiovascular system by decreasing oxygen in the blood (acute hypoxia). It also increases demand on the heart, adrenaline release and pulmonary artery pressures.
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Answer:
Most common (as in those appearing in over half of cases) would be polyuria with polydipsia, weight loss, fatigue, and dyspnea. Vomiting is probable too, as well as preceding febrile illness, abdominal pain, and polyphagia.
Answer: (A) Hyperal dosteronism
Explanation:
In the case of hyperaldosteronism the levels of secretion of aldosterone increases. This can become responsible for alkolosis and hyperkalemia. High blood pressure, low levels of potassium, headache, muscle weakness, numbness and feeling tired are the symptoms of the hyper dosteronism. Also the increase in the content of sodium and decrease in levels of magnesium causes polyuria and polydipsia without causing polyphagia.
