True OR False:
cones sense color and intensity of light, rods only sense color

Anurse is monitoring the laboratory values of a client who is receiving heparin. which of the following values should the nurse report to the provider? a. platelets 300,000/mm3 b. hematocrit 45% c. pt 11 seconds d. aptt 50 seconds

Anurse is teaching a client who has a new prescription for nitroglycerin patches. the nurse should identify which of the following statements as an indication that the client understands the teaching? a. “i will move the patch to my leg if i get a headache.” b. “i will rotate the application site to avoid skin irritation.” c. “i will apply a new patch if i have chest pain.” d. “i cannot take a sublingual tablet of nitroglycerin after applying the patch.”

If the skin preparation site contains a colostomy or draining sinus that cannot be sealed off, how should that area be prepped? a. last, with sponges to be used once and discarded b. first, with the same preparation tray c. simultaneously, with the same preparation tray d. first, with a separate preparation tray