Answer:
2.2 billion people
Explanation:
Some 2.2 billion people around the world do not have safely managed* drinking water services, 4.2 billion people do not have safely managed sanitation services, and 3 billion lack basic** hand washing facilities.
supporting the use of a racemic epinephrine nebulizer would be most effective in aiding bronchodilation in a child with laryngotracheobronchitis
The larynx, trachea, and bronchi become inflamed and swollen as a result of the viral infection known as croup. Nebulized racemic epinephrine is one type of treatment. The alpha-adrenergic substance known as racemic epinephrine. To minimize edema, it relies on mucosal vasoconstriction. This broadens the airways' lumen and improves air intake.
A nebulizer is a tool for delivering medications to the body in the form of a mist that is inhaled into the lungs. Nebulizers are frequently used to treat respiratory conditions such as asthma, cystic fibrosis, COPD, and others. They disperse liquids and suspensions into tiny aerosol droplets that are inhaled through the device's mouthpiece using oxygen, compressed air, or ultrasonic energy. A mixture of gas and solid or liquid particles is called an aerosol.
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