The nurse counseling a couple that wish to obtain genetic testing before starting a family explains that the purpose of such screening is to
a. allow genetic-defect-free individuals to obtain insurance discounts.
b. identify individuals who are healthy but carry a disease-carrying gene.
c. prevent genetically-based diseases from being transmitted.
d. provide genetic analysis to anyone who desires it.
B
Carrier screening focuses on individuals in high-risk groups and who have positive family histo-ries for genetic diseases. Information is not released in order to obtain insurance discounts. The decision to have children is up to the couple; positive genetic screening does not prevent them from having children.
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The nursing instructor is explaining mechanisms of substance transport across the placenta. Which substances require facilitated diffusion? (Select all that apply.)
A. Carbon dioxide B. Fatty acids C. Globulins D. Glucose E. Oxygen
A patient with a total hip replacement is progressing well and expects to be discharged tomorrow. On returning to bed after ambulating, he complains of a new onset of pain at the surgical site. What is the nurse's best action?
A) Administer pain medication as ordered. B) Assess the surgical site and the affected extremity. C) Reassure the patient that pain is a direct result of increased activity. D) Assess the patient for signs and symptoms of systemic infection.
An infant's auditory canal, compared with an adult's, is:
a. short, narrow, and straight. b. short and curved upward. c. long, narrow, and curved forward. d. short and curved downward.
While performing a physical assessment on a patient diagnosed with agnogenic myeloid metaplasia, the nurse will anticipate palpating enlargement of which organ(s)?
A) Heart B) Liver C) Kidneys D) Spleen