One differentiating factor between stable angina and unstable angina is that stable angina
a. responds predictably well to nitrates. c. has a low correlation to CAD.
b. is not precipitated by activity. d. is a result of coronary artery spasm.
A
Pain control is achieved by rest and by sublingual nitroglycerin within 5 minutes. Stable angina is the result of fixed lesions (blockages) of more than 75% of the coronary artery lumen. Ischemia and chest pain occur when myocardial demand from exertion exceeds the fixed blood oxygen supply.
You might also like to view...
A client has Hodgkin's lymphoma, Ann Arbor stage Ib. For what manifestations should the nurse assess the client? (Select all that apply.)
a. Headaches b. Night sweats c. Persistent fever d. Urinary frequency e. Weight loss
After teaching a client who is diagnosed with new-onset status epilepticus and prescribed phenytoin (Dilantin), the nurse assesses the client's understanding. Which statement by the client indicates a correct understanding of the teaching?
a. "To prevent complications, I will drink at least 2 liters of water daily." b. "This medication will stop me from getting an aura before a seizure." c. "I will not drive a motor vehicle while taking this medication." d. "Even when my seizures stop, I will continue to take this drug."
What will the nurse teach a nursing mother to do to reduce the risk of mastitis? (Select all that apply.)
a. Limit fluid intake to 1 liter per day. b. Empty both breasts with each feeding. c. Take warm showers. d. Wear a supportive bra. e. Pump breasts to ensure emptying.
A client reports using bottled water to mix formula for an infant. Which health problem is this infant prone to developing later in life?
a. Cancer b. Diabetes c. Dental caries d. Hypertension