An adult client tells the clinic nurse that he is susceptible to middle ear infections. About which risk factor related to infection of the ears does the nurse question this client?
A. Loud music
B. Use of power tools
C. Occupational noise
D. Exposure to cigarette smoke
Answer: D. Exposure to cigarette smoke
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Which organ lies obliquely beneath the cardiac sphincter and above the pyloric sphincter?
a. Esophagus c. Duodenum b. Stomach d. Ileum
Place the body structures in cranial-caudal priority. (Separate letters by a comma and space as follows: A, B, C, D)
a. Ribs b. Neck c. Clavicle d. Mandible e. Radius f. Occiput
The physician has ordered an anticonvulsant to prevent posttraumatic seizures in a patient who has sustained a missile injury to the head. Which of the following medications is classified as an anticonvulsant?
A) Mestinon (pyridostigmine) B) Dilantin (phenytoin) C) Sinemet (levodopa-carbidopa) D) Cogentin (benztropine)
A researcher wanting to explore the lives of women newly diagnosed with breast cancer obtains a random sample of the population. What part of the study will be strengthened because of the random sample?
a. Feasibility b. Reliability c. Statistical power d. Validity