A patient who is taking atenolol (Tenormin) is experiencing shock. Which symptom of shock should the nurse expected to be absent in this patient?
a. Pulse 115 beats per minute
b. Respirations 28 per minute
c. Blood pressure 88/48 mm Hg
d. Capillary refill greater than 3 seconds
ANS: A
Tachycardia will not be present as expected with sympathetic nervous system activation. Beta blockers block the response of the sympathetic nervous system, which is activated in shock. B. The sympathetic nervous system is activated in shock so respirations increase. C. Blood pressure drops in shock. D. Prolonged capillary refill is expected in shock due to decreased blood pressure and vasoconstriction from sympathetic nervous system response.
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