What is the total number of chromosomes contained in a mature sperm or ovum?
a. 22
b. 23
c. 44
d. 46
ANS: B
Gametes (sex chromosomes) contain 23 chromosomes.
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Which of the following practices violates surgical asepsis when the nurse is performing wound care?
A) Holding sterile objects above the waist B) Considering a 1" (2.5 cm) edge around the sterile field as being contaminated C) Pouring solution onto a sterile field cloth D) Opening the outermost flap of a sterile package away from the body
Of all pregnant women being treated for depression, approximately one-third have a first occurrence during pregnancy
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If the international medical community was working to contain several worldwide pandemics, they would look to the World Health Organization (WHO), which is
A. The public health arm of the United Nations B. Working to improve health and well-being for the global population C. Working with nurses to promote public health interventions D. All of the above
An 86-year-old patient asks the nurse what lifestyle changes will reduce the chance of a urinary tract infection. Which response is accurate?
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