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Author Question: Which of the following factors affect cardiac performance? 1. Preload 2. Afterload 3. Contractility ... (Read 78 times)

luminitza

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on: Jul 16, 2018
Which of the following factors affect cardiac performance? 1. Preload 2. Afterload 3. Contractility 4. Cardiac output
 
  a. 1 and 2 only
  b. 1 and 3 only
  c. 1, 2, and 3 only
  d. 1, 2, 3, and 4

Question 2

Which of the following bedside assessment of respiratory muscle strength is commonly used on ventilated patients?
 
  a. Tidal volume
  b. Maximal inspiratory pressure
  c. Minute ventilation
  d. Respiratory rate


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shayla

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: C
Cardiac performance is affected by preload, contractility, and afterload, and is evaluated by the measurement of cardiac output.

Answer to Question 2

ANS: B
Two values commonly used for bedside assessment of respiratory muscle strength are vital ca-pacity (VC) and maximal inspiratory pressure (MIP).


luminitza

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

jackie

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Reply 3 on: Yesterday
Wow, this really help

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