Arrange the following types of debridement from most expedient to slowest

Bone remodeling is a regenerative process in bone tissues in which cells called

a. osteoclasts break down and reabsorb old bone tissue whereas cells called osteoblasts produce and lay down new bone tissue. b. osteoblasts break down and reabsorb old bone tissue whereas cells called osteophytes produce and lay down new bone tissue. c. osteoblasts regenerate and rebuild old bone marrow whereas cells called osteoclasts produce and lay down new bone marrow. d. osteoclasts break down and reabsorb periosteum tissues whereas cells called osteoblasts produce and lay down new periosteum layers.

The therapist is caring for a neonate who has a persistent significant air leak, an oxygenation index of 50, and a P(A-a)Do2 greater than 550 for the last 5 hours. What therapeutic intervention should the therapist recommend at this time?

A. extracorporeal life support B. intravascular oxygenation C. surfactant replacement D. high-frequency ventilation