Which of the following is considered the heart's primary pacemaker??
A) Atrioventricular (AV) node
B) Sinoatrial (SA) node
C) Bundle of His
D) Purkinje network
B
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Two nursing students studying pharmacology are discussing the contraindications to the use of barbiturates. Which statement made by one of the students best demonstrates an understanding of the use of barbiturates?
a. "Barbiturates should not be used in patients with a history of delirium." b. "Barbiturates should not be used in patients with suicidal tendencies." c. "Barbiturates should not be used in patients with an allergy to benzodiazepines." d. "Barbiturates should not be used in patients with a history of drowsiness with the use of these agents."
You (the nurse) are reviewing the educational packet provided to a patient about tubal ligation. What is an important fact you should point out? Choose all that apply
a. "It is highly unlikely that you will become pregnant after the procedure." b. "This is an effective form of 100% permanent sterilization. You won't be able to get pregnant." c. "Sterilization offers some form of protection against sexually transmitted infec-tions (STIs)." d. "Sterilization offers no protection against STIs." e. "Your menstrual cycle will greatly increase after your sterilization."
A client is scheduled to have a hysteroscopic myomectomy. Which statement by the client indicates that she understands the procedure?
a. "I will need to deliver future children by cesarean section." b. "I need to schedule this during the last part of my cycle." c. "My uterus will be removed through tiny incisions." d. "This operation will make me infertile."
The nurse doing a home safety assessment would conclude that the client at highest risk for burns sustained from clothing ignition during meal preparation is
a. an 18-month-old toddler. b. a 5-year-old child. c. a 15-year-old teenager. d. a 75-year-old adult.