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Author Question: Which mineral has been determined to be essential for cardiac function? a. Iron b. Fluoride c. ... (Read 73 times)

fox

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on: Jul 23, 2018
Which mineral has been determined to be essential for cardiac function?
 
  a. Iron
  b. Fluoride
  c. Zinc
  d. Magnesium

Question 2

After his teeth have been coated with fluoride, the patient should be instructed not to rinse, eat, or drink for which time period after the procedure?
 
  a. 1 hour
  b. 2 hours
  c. 10 minutes
  d. 30 minutes


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mjenn52

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Reply #1 on: Jul 23, 2018
Answer to Question 1

ANS: D
Magnesium is a mineral that has been determined to be especially important in cardiac function. Even slight deficiencies may prolong the QT interval and lead to a very dangerous form of ventricular tachycardia called torsades de pointes.

Answer to Question 2

ANS: D
The patient should not rinse the mouth, eat, or drink for 30 minutes after a fluoride treatment.


fox

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Reply #2 on: Jul 23, 2018
Thank you!


mjenn52

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Reply #3 on: Jul 23, 2018
Always glad to help...


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