Hypotension may occur following initiation of a dobutamine infusion because it:
A) is a direct vasodilator.
B) blocks alpha-1 receptors.
C) reduces cardiac afterload.
D) has negative inotropic effects.
Ans: C) reduces cardiac afterload.
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The criterion that refers to neutrality in qualitative inquiry is:
A) Credibility B) Transferability C) Authenticity D) Confirmability
A hospitalized patient with diabetes tells the nurse, "I don't understand why I can keep my blood sugar under control at home with diet alone, but when I get sick, my blood sugar goes up. This is so frustrating."
Which response by the nurse is most appropriate? a. "It is probably just coincidental that your blood glucose is higher when you are ill." b. "Stressors such as illness cause the release of hormones that increase blood glucose." c. "Increased blood glucose occurs because the liver is not able to metabolize glucose as well during stressful times." d. "Your diet is different here in the hospital than at home and that is the most likely cause of the increased glucose level."
Which of the following statements accurately describes a recommended guideline when using venipuncture to collect a venous blood sample for routine testing?
A) Use the inner wrist because of the low risk for damage to underlying structures. B) Draw blood from the same extremity being used for administration of intravenous medications. C) Do not perform venipuncture on a stroke victim. D) Avoid areas that are edematous, paralyzed, or are on the same side as a mastectomy.
Which of the following are the concepts common among most nursing philosophies, models, and theories?
a. Person, nurse, health, and environment b. Person, physician, health, and environment c. Person, nurse, health, and culture d. Person, nurse, environment, and culture