The main function of the lymph nodes is to a. filter bacteria and viruses from the arterial blood circulation. b. produce and secrete chemicals that recognize disease-causing pathogens. c. guard the body from microorganisms in food and air. d. store immune cells until they're needed.

Explain why clients become self -sufficient is important.

What should you not do when doing abdominal workouts? a. keep your chin off your chest b. keep your head aligned with the spine c. put pressure on your neck d. all of the above

Health is as much a social as a biological concern. analyze whether or not healthcare is equally accessible to people belonging to all strata of american society. what steps has the us government taken to address this problem? suggest one measure that can lead to a comprehensive solution to this problem.