2026 QUESTIONS AND SOLUTIONS
GRADED A+
◉Advanced Directive (AD). Answer: A legal document in which an
individual gives written instructions expressing his or her wishes
regarding health care in the event that person can no longer make
those decisions.
◉A living will is an.... Answer: advance directive stating the patient's
decisions for medical care before an incapacitating event
◉Do Not Resuscitate (DNR). Answer: a designation placed on a
patient's medical record indicating that in the case of cessation of
circulation and breathing, artificial resuscitation (CPR) is not to be
done.
◉Durable Power of Attorney (POA). Answer: a document that
permits an individual to appoint another person to make any
decisions regarding health care if the principal should become
unable to make decisions
, ◉Cardiac Blood Flow Pathway. Answer: Superior Vena Cava - R-
Atrium - Tricuspid Valve - R-Ventricle - Lungs - Pulmonary Valve - L-
Atrium - Bicuspid Valve - L-Ventricle - Aortic Valve - Aorta
◉Cardiac Electrical System. Answer: Automaticity, Excitability,
Conductivity, Contractility
◉Automaticity. Answer: The ability of the heart to generate and
conduct electrical impulses on its own.
◉Excitability. Answer: ability to receive and respond to stimuli
◉Conductivity. Answer: ability to send an electrical stimulus from
cell membrane to cell membrane
◉Contractility. Answer: ability to shorten forcibly when stimulated
◉Ischemia. Answer: an inadequate blood supply to an organ or part
of the body, especially the heart muscles.
◉Infarction. Answer: Obstruction of the blood supply to an organ or
region of tissue, typically by a thrombus or embolus, causing local
death of the tissue