Which of the following mechanisms results in inhalation?
1. The intercostal muscles relax.
2. The ribs move inward.
3. The diaphragm contracts.
4. Pressure within the lungs raises above atmospheric pressure.
ANS: 3
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The clinical manifestations of the Cushing reflex are
a. bradycardia, systolic hypertension, and widening pulse pressure. b. tachycardia, systolic hypotension, and tachypnea. c. headache, nuchal rigidity, and hyperthermia. d. bradycardia, aphasia, and visual field disturbances.
A client has been admitted to the hospital in anticipation of surgery that is scheduled for later that afternoon
The nurse has taken the opportunity to perform preoperative teaching and is emphasizing the importance of leg exercises during the postoperative period. What instruction should the nurse provide to this client? A) "Alternately flex and relax your thigh muscles, tightening the muscles for 20 seconds and then relaxing for 20 seconds." B) "Lift your leg off of your bed, locked at the knee, and then rotate your leg as wide as possible, bending at the hip." C) "Bend one of your knees and then raise and hold the leg over your mattress for a few seconds." D) "Sit on the edge of your bed or in a chair and lift the provided leg weight a few times before resting."
In an electronic literature search, the searcher does not necessarily have to know the database's subject headings for retrieving information on a topic, because of the capability known as:
A) Searching B) Mapping C) Restricting focus D) Copying
What will the nurse caution a patient about when providing information about the prescribed azaspirone antidepressant?
a. Risk for addiction b. Adverse effect of nausea c. Risk of injury when using machinery d. Additive effects of central nervous system (CNS) depression with alcohol