Exhale: -What muscles are contracting or relaxing?
-What particles are diffusing and where?
-What is happening to the volume of the lungs?
-What is happening to the pressure of the lungs compared to the atmospheric pressure?

Amino acids are important to the body because they build carbohydrates proteins complex carbohydrates simple sugars fats

Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?

You are assessing an 86-year-old postoperative patient who has an unexpressive, stoic demeanor. when you enter the room, the patient is curled into the fetal position and your assessment reveals that his vital signs are elevated and he is diaphoretic. you ask the patient what his pain level is on a 0-to-10 scale that you explained to the patient prior to surgery. the patient indicates a pain level of “three or so.” you review your pain-management orders and find that all medications are ordered prn. how would you treat this patient's pain?