Which information indicates a correct understanding of viral vaccines? Most viral vaccines con-tain:
a. active viruses.
b. attenuated viruses.
c. killed viruses.
d. viral toxins.
ANS: B
Viral vaccines contain live viruses that are weakened (attenuated). Viral vaccines do not contain active viruses, killed viruses, or toxins.
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A nurse's plan of care for a patient with rheumatoid arthritis includes several exercise-based interventions. Exercises for patients with rheumatoid disorders should have which of the following goals?
A) Maximize range of motion while minimizing exertion B) Increase joint size and strength C) Limit energy output in order to preserve strength for healing D) Preserve and increase range of motion while limiting joint stress
If an infant's airway becomes obstructed with a foreign body, the rescuer should place the infant with the head lower than the trunk. Which of the following actions should be taken NEXT?
a. Deliver five back blows between the shoulder blades. b. Give the infant five cardiac blows. c. Do a finger sweep of the mouth. d. Initiate oxygen therapy.
Oogenesis, the process of egg formation, begins during fetal life in the female. Which statement related to ovum formation is correct?
a. Two million primary oocytes will mature. b. At birth, all ova are contained in the female's ovaries. c. The oocytes complete their division during fetal life. d. Monthly, at least two oocytes mature.
Which is a common clinical manifestation of Hodgkin disease?
a. Petechiae b. Bone and joint pain c. Painful, enlarged lymph nodes d. Enlarged, firm, nontender lymph nodes