Which of the following statements concerning rheumatoid arth…

Which of the following statements concerning rheumatoid arthritis (RA) is TRUE?A) It occurs in humans and animals.B) The symptoms are due to damage caused by cytotoxic T cells.C) There is no genetic influence on the likelihood of developing RA.D) Accumulations of antibody complexes lead to inflammation in and destruction of joints.E) The onset of the disease is clearly correlated with having been infected with a specific microbe.

Bubble CPAP is a technique of delivering CPAP via a simple f…

Bubble CPAP is a technique of delivering CPAP via a simple free-standing system. It has been discovered that “bubbling” gas through a humidifier produces vibrations or oscillations, which may have an actual ventilatory effect that may further enhance gas exchange.