The signs and symptoms associated with a concussion include a loss of consciousness, especially if it is a witnessed loss of consciousness of greater than ____.

Prior to the Omnibus Budget Reconciliation Act (OBRA) of 1989, Medicare payments to providers were based on:

the resources used to perform the procedure or services. a Medicare-developed reasonable fee schedule. physicians' charge-based fees. a capitation arrangement.

Which of the following is TRUE regarding the elderly?

A) A decrease in estrogen leads to increased cardiovascular disease in postmenopausal women. B) Cardiac output remains constant, but hypercholesterolemia and hypertension increase. C) There is a marked increase in obesity which is associated with the onset of type 1 diabetes. D) Osteoporosis can occur in both genders, but is especially common in men.