The av node is the secondary pacemaker of the heart with a rate of 40 to 60 beats per minute.
a. true
b. false

After an infant sustains head injury from a car crash the following are all diagnostic studies for intracranial pressure except: a. cbc count b. 24-hour urine collection c. coagulation studies d. electrolytes and osmolarity

During an open inguinal hernia repair, which of the following incisions will be made? a. mcburney b. oblique c. lower midline d. subcostal

The nurse in a gynecology clinic is completing preoperative teaching for a patient scheduled for an abdominal hysterectomy next week. the patient states that she is currently taking 325 mg of aspirin daily for chronic joint pain, along with multivitamin. the patient has type 2 diabetes; she closely monitors her blood glucose levels. currently she is taking an oral hypoglycemic agent. the nurse advises her to ask the anesthesiologist whether she should take this medication the morning of surgery. q1. the nurse instructs the patient to stop taking the aspirin. what is the rationale for this action. q2. why is it important to assess the patient of use of herbal products prior to surgery. q3. the patient asks how surgery could affect her blood glucose; how should the nurse respond?