Atherosclerosis impedes coronary blood flow by which of the following mechanisms?
a. Plaques obstruct the vein
b. Plaques obstruct the artery
c. Blood clots form outside the vessel wall
d. Hardened vessels dilate to allow blood to flow through
Answer: b. Plaques obstruct the artery
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The patient history begins with
A) personal and social history. B) review of systems. C) chief complaint and present illness. D) family history.
The parents of a 9-year-old are concerned about their child sleeping 11 hours at night. The nurse explains that age-related sleep habits include: Standard Text: Select all that apply
1. School-age children need 9–12 hours of sleep at night. 2. Infants and seniors often wake at night. 3. Infants and adults often wake at night. 4. Adolescents tend to get enough sleep. 5. Infants will sleep through the night at 4 months of age.
The nurse knows that with the onset of darkness and in preparation for sleep:
a. cortisol levels peak. b. cortisol levels increase. c. core body temperature increases. d. melatonin levels increase.
Premonitory indicators that should alert the nurse that the client may have entered the second stage of labor include which of the following?
a. Trembling limbs b. Nausea or vomiting c. Increasing irritability and tearfulness d. Bearing down of her own accord e. Complaints of pressure on her rectum f. Increased amount of bloody show