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).
For 2017, the additional amount is $1000, which is unchanged from 2016. By checking the box you are indicating you are 55 or older this year and are still covered by an HDHP. Catch-up contributions are not prorated. You can deposit the entire amount into your HSA as long are 55 or older at some point during the year.