This increases thoracic volume in a vertical direction. Inspiration is aided by contraction of the parasternal and external intercostals, which raise the ribs when they contract and increase thoracic volume laterally. Other thoracic muscles become involved in forced (deep) inspiration.
(August 2007) Arrears (also sometimes known as an arrearage) is a legal term for the part of a debt that is overdue after missing one or more required payments. The amount of the arrears is the amount accrued from the date on which the first missed payment was due.
For example, mortgage interest in the U.S. is paid in arrears, which means that in the case of monthly payments, each payment covers principal repayment and mortgage interest for the month preceding the payment due date.verdue debt, liability or obligation. An account is said to be in arrears if one or more payments have been missed in transactions where regular payments are contractually required, such as mortgage or rent payments and utility or telephone bills.