Whats more harmful cross contamination or cross contact

Astructural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of: a) smooth muscle b) skeletal muscle c) respiratory cilia d) rings of cartilage

In order to remain wellness the parts of the health triangle always need to be?

What typically happens when a family member has a problem with alcohol or drugs? the entire family is affected. children in the family are affected more than adults. adults in the family are affected more than children no one in the family is affected.