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Author Question: The nurse is providing care for a hemodynamically unstable patient in a critical care setting. ... (Read 77 times)

mikaylakyoung

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on: Jul 11, 2018
The nurse is providing care for a hemodynamically unstable patient in a critical care setting.
 
  The nurse has read in the patient's chart that his most recent echocardiogram prior to admission indicated a low stroke volume, which the nurse recognizes as being a function of preload, afterload, and contractility. Which of the following statements best describes afterload?
  A) The pressure that the ventricles exert on the atria after the conclusion of systole
  B) The mean arterial pressure during diastole
  C) The quantity of blood that remains in the ventricle at the end of systole
  D) The amount of resistance to the ejection of blood from the ventricle

Question 2

For which of the following reasons are emergencies in older persons particularly problematic? (Select all that apply.)
 
  A) They occur frequently because of the age-related changes that lower resistance and make the body more susceptible to injury and illness.
  B) They are not as urgent as it is expected that elderly people will die.
  C) They often present an atypical picture that complicates diagnosis.
  D) They can be more difficult to treat or stabilize because of older persons' altered response to treatment.
  E) They carry a greater risk of causing serious complications and death.


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quynhmickitran

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Reply #1 on: Jul 11, 2018
Answer to Question 1

D

Answer to Question 2

A, C, D, E
Feedback:
Emergencies in elderly persons are particularly problematic for the following reasons: they occur frequently, they often present an atypical picture, they can be more difficult to treat or stabilize, and they carry a greater risk of causing serious complications and death.


mikaylakyoung

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Reply 2 on: Jul 11, 2018
Wow, this really help

JCABRERA33

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Reply 3 on: Yesterday
:D TYSM

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