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Author Question: Which chart should the nurse use to assess the visual acuity of an 8-year-old child? a. Lea chart ... (Read 90 times)

notis

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on: Jun 27, 2018
Which chart should the nurse use to assess the visual acuity of an 8-year-old child?
 
  a. Lea chart
  b. Snellen chart
  c. HOTV chart
  d. Tumbling E chart

Question 2

A histamine-receptor antagonist such as cimetidine (Tagamet) or ranitidine (Zantac) is ordered for an infant with GER. The purpose of this is to
 
  a. Prevent reflux.
  b. Prevent hematemesis.
  c. Reduce gastric acid production.
  d. Increase gastric acid production.


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braelync

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Reply #1 on: Jun 27, 2018
Answer to Question 1

B
Feedback
A The Lea chart tests vision using four different symbols designed for use with
preschool children.
B The Snellen chart is used to assess the vision of children older than 6 years of
age.
C The HOTV chart tests vision by using graduated letters and is designed for use
with children ages 3 to 6 years.
D The tumbling E chart uses the letter E in various directions and is designed for
use with children ages 3 to 6 years.

Answer to Question 2

C
Feedback
A These are not the modes of action of histamine-receptor antagonists.
B These are not the modes of action of histamine-receptor antagonists.
C The mechanism of action of histamine-receptor antagonists is to reduce the
amount of acid present in gastric contents and to prevent esophagitis.
D These are not the modes of action of histamine-receptor antagonists.


notis

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Reply 2 on: Jun 27, 2018
:D TYSM

bdobbins

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Reply 3 on: Yesterday
Gracias!

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