At low doses, which inotropic medication selectively increases blood flow to the kidneys?
1. Dopamine (Dopastat)
2. Dobutamine (Dobutrex)
3. Digoxin (Lanoxin)
4. Norepinephrine (Levophed)
1
Rationale 1: At low doses, dopamine selectively increases blood flow through the kidneys.
Rationale 2: Dobutamine (Dobutrex) has no effect on the blood flow through the kidneys.
Rationale 3: Digoxin (Lanoxin) has no effect on the blood flow through the kidneys.
Rationale 4: Norepinephrine (Levophed) has no effect on the blood flow through the kidneys.
Global Rationale: At low doses, dopamine selectively increases blood flow through the kidneys. Dobutamine (Dobutrex) is incorrect. At low doses, dopamine selectively increases blood flow through the kidneys.
You might also like to view...
A child goes to the school nurse and complains of not being able to hear her teacher. What test could the school nurse perform to make a general estimate of hearing loss?
A) Chiming clock test B) Rinne test C) Whisper test D) Weber test
A pregnant patient at 5 weeks' gestation reports slight amount of vaginal bleeding. The clinician should recognize that the following laboratory test should be done:
A. Serial HCG levels over the next several days B. Measurement of estrogen levels C. Cervical mucus analysis D. Pap smear for sexually transmitted infection
All of the following interventions are discussed in Healthy People 2010 to promote dental health except
1. Encouraging the use of dental sealants. 2. Increasing the percentage of communities with fluoridated water. 3. Promoting the use of topical or systemic fluorides (toothpastes, fluoride drops). 4. Providing federal funds for routine dental care. 5. Teaching mothers to prevent baby bottle tooth decay.
The most productive way of managing stress would be to
1. use a combined approach (drug use and nonpharmacological strategies). 2. use anxiolytics. 3. practice meditation. 4. determine the cause and address it accordingly.