Which layer of the heart wall consists mostly of cardiac muscle cells?
a. epicardium
b. parietal pericardium
c. myocardium
d. endocardium
e. visceral pericardium

Anurse is caring for a client who has nicotine use disorder and asks about taking varenicline. the nurse should identify that which of the following conditions is a contraindication for this medication? a. rheumatoid arthritis b. copd c. anorexia nervosa d. major depressive disorder

Anurse on a medical unit is administering heparin by continuous iv infusion to a client who has a pulmonary embolism. the client’s most recent aptt is 70 seconds. which of the following actions should the nurse take? a. increase the iv infusion rate. b. decrease the iv infusion rate. c. discontinue the iv infusion. d. continue the iv infusion.

How can an advanced nurse or aprn improve access and health outcomes for marginalized populations and communities? what individual knowledge, skills , and attitudes are necessary to improve health inequities?