What is the goal of explanatory research?
A) Understand the underpinnings of natural phenomena and to explain systematic relationships among them.
B) Begins with the phenomenon of interest, but rather than simply observing and describing it, exploratory research investigates the full nature of the phenomenon, the manner in which it is manifested, and the other factors to which it is related.
C) Study phenomena about which little is known.
D) Make predictions and to control phenomena based on research findings.
A
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A 77-year-old retiree who has long enjoyed good health has become sick with a number of infections over the past several years
Which of the following age-related changes to the person's immune system may have contributed to increased susceptibility? A) A decrease in the total number of immunoglobulins B) A decline in her number of T and B cells C) Hypersensitivity to cutaneous introduction of pathogens D) A deficiency in the cell-mediated immune response
A client has a history of dislocations of the same joint. The nurse understands that this is most likely due to an insufficient deposit of collagen during the healing process leading to which of the following?
A) Loss of function B) Allergic reaction C) Lack of mobility D) Reduced tensile strength
A newly admitted patient is going to be started on a course of antibiotic therapy with penicillin. The nurse understands that, while taking the patient's health history, a priority assessment is questioning the patient about
a. a history of seizure activity. b. the cardiac history. c. any previous allergy to penicillin. d. any recent urinary tract infections (UTIs).
The fetal heart rate pattern associated with abruptio placentae, uterine hyperstimulation, umbilical cord compression, and maternal hypotension is known as fetal:
1. Sinusoidal pattern. 2. Variable deceleration. 3. Tachycardia. 4. Bradycardia.