Which of the following statements about cystic fibrosis of the pancreas is INCORRECT?
A. The normal gene (CFTR) regulates the transfer of salt and water in and out of epithelial cells through ion channels on the cell membrane.
B. Gene mutations lead to thick mucus secretions that block pancreatic ducts, leading to atrophy and fibrosis of enzyme-secreting pancreatic cells and cystic dilation of the obstructed ducts.
C. Affected persons are prone to pulmonary infections and impaired absorption of nutrients.
D. With proper treatment, affected persons have a normal life expectancy.
E. Many different CFTR gene mutations have been described.
D
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Which of the following nursing interventions would protect the newborn from heat loss by convection?
1. Placing the newborn away from air currents 2. Pre-warming the examination table 3. Drying the newborn thoroughly 4. Removing wet linens from the isolette
The nurse has arrived on the scene of an accident. The victim is conscious and has a large bleeding laceration on his thigh. After the nurse uses an available towel to provide compression to the wound, what action should be performed next?
a. The nurse should turn the patient to his left side. b. The nurse should elevate the patient's af-fected leg. c. The nurse should bend the affected leg at the knee. d. The nurse should encourage the patient to perform leg pump exercises.
Which situation best describes secondary infertility in a couple?
a. Never conceived b. Had repeated spontaneous abortions c. Not conceived after 1 year of unprotected intercourse d. Has one child but cannot conceive a second time
If muscles are not used for a long period of time, as in the case of bed rest, they become wasted and ________.
Fill in the blank(s) with the appropriate word(s).