Crossbridge cycling includes four steps which results in muscle contraction? which of the following is not included?
a) atp provides the energy during the powerstroke
b) release of adp and pi makes the atp binding site available
c) atpase binds myosin head to actin binding site
d) following release of myosin from actin, atpase splits atp providing energy to reset myosin head

Mr rogers is 2 days postoperative of a thoracotomy of removal of a malignant mass in his left chest. his pain is being managed via epidural catheter with morphine. as the nurse assumes care of mr rogers, he is alert and fully oriented and states that his current pain is 2 on a 1 -to-10 scale. his vital signs are 37.8-92-12, 138/82. what are benefits of epidural versus systemic administration of opioids? the nurse monitors mr roger’s respiratory status and vital signs every 2 hours. what is the rationale for this frequent assessments? the nurse monitors mr rogers for what other complications of epidural anelgesis?

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.

Why do you think people write one way and speak to people a different way?