Aging is a natural part of living. As you work with older patients, it is important to empathize with their conditions and understand the physiologic changes of the aging process. These changes may include 1. always feeling cold. 2. a heightened state of mental alertness and memory. 3. a greater awareness of their surroundings. 4. a loss of tactile sensation in the fingertips. 5. a greater likelihood of skin damage during movement and transport. 6. less flexibility and joint mobility." "1, 3, 4, and 6 only" "1, 4, 5, and 6 only" "2, 3, and 5 only" "4, 5, and 6 only"