The school nurse recognizes an indicator of a possible congenital heart defect when a first grader assumes a squatting position during periods of physical activity. This procedure helps the child by:
a. Allowing blood to leave the heart more forcefully through the aorta
b. Occluding the femoral veins and reducing the work of the right side of the heart
c. Reducing the cramping sensation in the legs due to poor function of the left side of the heart
d. Easing respiratory effort by compressing the abdominal organs
B
This position is assumed by instinct as it occludes the venous return, reducing the work of the right side of the heart and improving oxygenation.
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A nurse assesses a client who is prescribed 5-fluorouracil (5-FU) chemotherapy intravenously for the treatment of colon cancer. Which assessment finding should alert the nurse to contact the health care provider?
a. White blood cell (WBC) count of 1500/mm3 b. Fatigue c. Nausea and diarrhea d. Mucositis and oral ulcers
What explanation should the nurse give to the parent of a child with asthma about using a peak flow meter?
a. It is used to monitor the child's breathing capacity. b. It measures the child's lung volume. c. It will help the medication reach the child's airways. d. It measures the amount of air the child breathes in.
In what ways do changes in oxygen concentration affect acid-base balance?
A. Oxygen deficiency results in increased carbon dioxide production and acidosis. B. Oxygen deficiency results in increased carbon dioxide production and alkalosis. C. Oxygen excess results in decreased carbon dioxide production and acidosis. D. Oxygen excess results in decreased carbon dioxide production and alkalosis.
The National Center for Complementary and Alternative Medicine (NCCAM) is responsible for:
A. Ensuring the safety of complementary and alternative therapies. B. Endorsing products for further approval by the FD A. C. Performing testing on new therapies and products. D. Disseminating information to consumers.