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Author Question: Stimulation of _______________ result in an increase in heart rate, cardiac contractile force, ... (Read 49 times)

melly21297

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on: Jul 3, 2018
Stimulation of _______________ result in an increase in heart rate, cardiac contractile force, increased automaticity, and increased conduction.
 
  a. Alpha1
  b. Beta1
  c. Beta2
  d. Dopaminergic

Question 2

You are administering blood to a patient during transport from one facility to another. he patient suddenly complains of chest pain, back pain, tachycardia, hypotension, dizziness, and fever. The patient is MOST likely experiencing:
 
  a. Hypovolemia
  b. Transfusion reaction
  c. Side effects of the transfusion
  d. A myocardial infarction


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Kdiggy

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Reply #1 on: Jul 3, 2018
Answer to Question 1

b
Rationale: a. Results in peripheral vasoconstriction, mild bronchoconstriction, and stimulation of metabolism.
b. Correct.
c. Beta2 stimulation causes vasodilation and bronchodilation.
d. Thought to cause dilation of the renal, coronary, and cerebral arteries.

Answer to Question 2

b
Rationale: a. The blood products would be a suitable replacement for hypovolemia and the patient is suffering from other symptoms.
b. Correct.
c. A side effect is an expected, although not desired, effect of the medication and may be tolerated by the patient if the benefit of administration is greater than the discomfort.
d. Although chest pain is a symptom of myocardial infarction, given the other symptoms, a transfusion reaction is most likely the cause.

Chapter 6


melly21297

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Reply 2 on: Jul 3, 2018
Gracias!

amit

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Reply 3 on: Yesterday
Excellent

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