The auditory system changes a wide range of weak mechanical signals into a complex series of electrical signals in the central nervous system. Sound is a series of pressure changes in the air.
Itâs Not Too Late to Maximize Your 2016 HSA Contributions: Contribute Until April 17, 2017. One of the big pros of enrolling in a high-deductible health plan is that it is paired with a Health Savings Account (HSA).
Keep in mind that there are some special contribution rules for individuals who are age 55 or older, mid-year HDHP enrollees and. married spouses with family HDHP coverage. These rules, which are discussed below, may impact how much can be contributed to an. individualâs HSA each year.