Which of these statements about the sleep cycle is TRUE?
a. Each cycle begins with two stages of non-rapid eye movement (NREM) sleep in order.
b. Each cycle ends with the last three stages of NREM sleep in reverse order.
c. Each cycle lasts 20 to 30 minutes.
d. The typical person will have four to six sleep cycles during a 7- to 8-hour sleep period.
D
The sleep cycle is the sequence of sleep beginning with the sequential stages of NREM sleep, a return to stage 3 and then stage 2, followed by the first REM stage. A sleep cycle is usually 70 to 90 minutes in duration, and the typical sleep passes through four to six cycles during a 7- to 8-hour sleep period.
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The nurse is palpating the uterus of a woman who is 8 weeks' pregnant. Which finding would be considered to be most consistent with this stage of pregnancy?
a. The uterus seems slightly enlarged and softened. b. It reaches the pelvic brim and is approximately the size of a grapefruit. c. The uterus rises above the pelvic brim and is approximately the size of a cantaloupe. d. It is about the size of an avocado, approximately 8 cm across the fundus.
Before administering a macrolide antibiotic the nurse would question the order for what patient?
A) An 82-year-old woman with hypertension B) A 12-year-old boy with hearing loss C) A 30-year-old pregnant patient D) A 51-year-old man after myocardial infarction
Which of the following should be included in the teaching plan for a child with sickle cell anemia?
A) Encourage sedentary activity. B) Encourage vigorous activity at higher altitudes. C) Avoid activities in which falls may occur. D) Encourage intake of plenty of fluids.
The nurse recognizes one of the results of nursing research is:
A) ?infant mortality rates increased. B) ?more women chose to deliver in their homes. C) ?women began taking charge of the birthing process. D) ?the pain and discomfort of childbirth were alleviated.