A patient reports wanting to take vitamin A to prevent blindness. ...

[bcretired]

A patient reports wanting to take vitamin A to prevent blindness. Which response by the nurse is correct?
 
  a. Vitamin A can be taken prophylactically without serious adverse effects.
  b. Vitamin A does not have any effects on vision.
  c. Vitamin A is difficult to obtain through dietary intake alone.
  d. Vitamin A is stored in the liver for up to 2 years, and toxicity can occur.

Question 2

A child is brought to the emergency department after ingesting a grandparent's warfarin (Coumadin) tablets. The nurse will anticipate administering which form of vitamin K?
 
  a. K1 (phytonadione)
  b. K2 (menaquinone)
  c. K3 (menadione)
  d. K4 (menadiol)

[nyrave]

Answer to Question 1

ANS: D
Vitamin A is stored in the liver for up to 2 years, and toxicity can occur. The effects of toxicity can be severe. Vitamin A is essential for the maintenance of eye function. Vitamin A can be obtained in foods.

Answer to Question 2

ANS: A
For oral anticoagulant overdose, vitamin K1 is the only vitamin K form available for therapeutic use and is most effective in preventing hemorrhage.

[bcretired]

Thanks for the timely response, appreciate it

[amandalm]

Excellent