Anatomical barriers play a large role in preventing the entrance of a pathogen into the body. they provide a critical first line of defense. think about what a potential pathogen like a bacteria or a virus would have to overcome in order to get into your body, or charlie’s body, and then into the target tissue to untimely make you sick. list several (at least three) of these critical barriers and how they to eliminate pathogens. describe how these mechanisms are or could be related to the symptoms you often get when someone falls ill (for example with the cold or a stomach flu).

Mr rogers is 2 days postoperative of a thoracotomy of removal of a malignant mass in his left chest. his pain is being managed via epidural catheter with morphine. as the nurse assumes care of mr rogers, he is alert and fully oriented and states that his current pain is 2 on a 1 -to-10 scale. his vital signs are 37.8-92-12, 138/82. what are benefits of epidural versus systemic administration of opioids? the nurse monitors mr roger’s respiratory status and vital signs every 2 hours. what is the rationale for this frequent assessments? the nurse monitors mr rogers for what other complications of epidural anelgesis?

Anurse is caring for a client who is taking digoxin to treat heart failure. which of the following factors predisposes this client to developing digoxin toxicity? a. having a prolapsed mitral valve b. having a 10-year history of copd c. taking a high-ceiling diuretic d. taking an hmg coa reductase inhibitor

Which of the following is the correct definition for veins?