Child care can be expensive and is often the second highest monthly expense for families behind rent or a mortgage. Lots of college students are home for the summer and right about now they're posting their resumes on sites like Care.com and Nannies4hire.com.
Hypoxia is a condition or state in which the supply of oxygen is insufficient for normal life functions; hypoxemia is a condition or state where there is a low arterial oxygen supply â in some publications these terms are used interchangeably. There are a variety of causes and potential causes of any type of hypoxia.
Hypoxia exists when there is a reduced amount of oxygen in the tissues of the body. Hypoxemia refers to a reduction in PO2 below the normal range, regardless of whether gas exchange is impaired in the lung, CaO2 is adequate, or tissue hypoxia exists.