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.
(India). The average salary for an Optometrist is Rs 243,295 per year. Most people move on to other jobs if they have more than 10 years' experience in this field. Experience has a moderate effect on pay for this job.India). The average salary for an Optometrist is Rs 243,295 per year. Most people move on to other jobs if they have more than 10 years' experience in this field. Experience has a moderate effect on pay for this job.