A series of tests performed to determine the diffusion of oxygen and carbon dioxide across the cell membrane in the lungs is called a/an ________.

A nurse who has been practicing for 3 years in an acute care facility is caring for a post-hip surgery patient.The nurse observes an abnormal change in vital signs and associates these changes with a postoperative bleeding problem.The nurse is demonstrating which proficiency level?

A) Advanced beginner
B) Competent
C) Proficient
D) Expert

The nurse prepares to provide a client with a back massage during evening care.What action should the nurse take before providing this intervention?

A) Provide a warm cup of tea.
B) Provide a prescribed sleeping aid.
C) Check the skin for reddened areas or skin breakdown.
D) Encourage the client to sit in a chair for a short time before the massage.

An adolescent hospitalized after a violent physical outburst tells the nurse, "I'm going to kill my father, but you can't tell anyone." Select the nurse's best response.

A) "You're right. Federal law requires me to keep that information private."
B) "Those kinds of thoughts will make your hospitalization longer."
C) "You really should share this thought with your psychiatrist."
D) "I am required to share information with the treatment team."

A nurse is admitting an infant with dehydration caused from water loss in excess of electrolyte loss. Which type of dehydration is this infant experiencing?

A) Isotonic
B) Isosmotic
C) Hypotonic
D) Hypertonic

An experienced nurse recognizes that the dorsogluteal injection site is no longer used for intramuscular injections because of the risk of damaging the _______________.