A nursing student is helping to care for a patient who takes verapamil for stable angina. The nurse asks the student to explain the purpose of verapamil in the treatment of this patient. Which statement by the student indicates a need for further teaching?

a."It relaxes coronary artery spasms."
b."It reduces peripheral resistance to reduce oxygen demands."
c."It reduces the heart rate, AV conduction, and contractility."
d."It relaxes the peripheral arterioles to reduce afterload."

Which of these pieces of safety equipment should be worn when operating a chainsaw

If you or someone you know may have a mental disorder, it's important to discuss this concern with a trusted adult. t or f

A74-year-old woman, who has been followed for the past 25 years for chronic obstructive pulmonary disease comes to the ed complaining of 48 hours of temperature to 38.6 c and worsening shortness of breath. she has a chronic productive cough, which has become more copious. on physical examination, she has rhonchi and increased fremitus in the posterior mid-lung field. a gram's stain reveals many epithelial cells and multiple gram-positive and gram-negative organisms; no neutrophils are seen. which of the following is the most likely organism causing the symptoms? - escherichia coli- haemophilus influenzae- klebsiella pneumoniae- mycobacterium tuberculosis- mycoplasma pneumoniae