Overview. The major passages and structures of the upper respiratory tract include the nose or nostrils, nasal cavity, mouth, throat (pharynx), and voice box (larynx). The respiratory system is lined with a mucous membrane that secretes mucus. The mucus traps smaller particles like pollen or smoke.
About more than 50 percent of optometrists received an annual salary ranging from between $70,140 and $125,460. According to the Bureau of Labor Statistics, the median hourly wage for an optometrist is around $51.42 per hour which averages to about $106,960 per annum.
For example the median expected annual pay for a typical Optometrist in the United States is $116,343, so 50% of the people who perform the job of Optometrist in the United States are expected to make less than $116,343.Source: HR Reported data as of October 2015. 1  Salary.2  Salary + Bonus.he annual salary for someone with the job title Optometrist may vary depending on a number of factors including industry, company size, location, years of experience and level of education.