Examples of homeostasis include the regulation of body temperature, the pH of extracellular fluid, or the concentrations of sodium, potassium and calcium ions as well as that of glucose in the blood plasma, despite changes in the environment, diet, or level of activity.
DEFINITION of 'White Collar'. A working class that is known for earning high average salaries and not performing manual labor at their jobs. White collar workers historically have been the shirt and tie set, defined by office jobs and not getting their hands dirty (or their white collar dress shirts). This class of worker stands in contrast to blue collar workers, who traditionally wore blue shirts and worked in plants, mills and factories. Next Up.
15 High-Paying Blue Collar Jobs 15 High-Paying Blue Collar Jobs The Bureau of Labor Statistics (BLS) defines blue collar and service occupations as including âprecision production, craft, and repair occupations; machine operators and inspectors; transportation and moving occupations; handlers; equipment cleaners, helpers, and laborers; and service occupations.â