A patient has been infected with Mycobacterium avium complex from an indoor pool. Which of the following medications is the recommended antitubercular used to treat MAC?
A) Clarithromycin (Biaxin)
B) Isoniazid (INH)
C) Rifabutin (Mycobutin)
D) Azithromycin (Zithromax)
C
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Concerning the structure and function of the placenta, the maternity nurse should be aware that:
1. as the placenta grows wider it thins out gradually to allow easier passage of air and nutrients. 2. one of the early functions of the placenta is as an endocrine gland. 3. the placenta is able to keep out most potentially toxic substances such as cigarette smoke to which the mother is exposed. 4. optimal blood circulation is achieved through the placenta when the woman is lying on her back or standing.
A person has dizziness on standing. The person:
a. Is at risk for falls b. Is taking medications c. Will have memory problems d. Is confused
The nurse is developing a teaching plan for the parents of a child with a myelomeningocele who will require clean intermittent catheterization. What information would the nurse include?
A) Applying petroleum jelly to lubricate the catheter B) Cleaning the reusable catheter with peroxide after each use C) Storing the reusable cleaned catheter in a brown paper bag D) Soaking the catheter in a vinegar and water solution to sterilize
During a health promotion seminar, a nurse is teaching a group of older adults at a senior center about some of the normal changes that accompany the aging process
Which of the following statements about the effects of aging on the nervous system is most accurate? A) "It's actually a myth that intellectual performance and verbal skills deteriorate in older adults.". B) "Your brain actually becomes smaller as you age and this affects how quickly older adults react.". C) "The brain's ability to assimilate new information decreases greatly after age 65.". D) "While blood flow through the brain remains consistent across the life span, the electrical activity of the brain declines somewhat later in life.".