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Check Your Understanding
Critical Thinking and Application Questions
1 You are auscultating your patient's chest, and you notice that the $2 sound seems to be "split," meaning that
you can hear two separate sounds. You can also hear a noticeable murmur during $2. Is the abnormality in the
atrioventricular valves or the semilunar valves? How do you know? Explain.
Its quite normal splitting of $2. It happens because the split is caused by a
pressures in the heart equalize in the chambers of the Heart,
2 What might it mean if the capillary refill time measures 10 seconds in the digits of one hand and 2 seconds in
the digits of the other hand? What might it mean if the capillary refill time measures 10 seconds in all digits?
this could indicate cimminished circulation in the affected digits, particularly
the micro circulation ,
3 Your patient has been admitted to the emergency room with an occupational injury caused by an industrial saw.
He has lost significant volumes of blood. What effect has this blood loss likely had on his blood pressure, and why?
Patient would have a decrease in blood pressure due to hypovolemit shock.
less pressure ,
4 Predict the effects of a drug that blocks the sympathetic nervous system on blood pressure and heart rate.
How would this drug affect the three factors that determine blood pressure?
The drug effects of the blockage of the sympathetic nervous system on
blood pressure and heart rate three factors will be determined by decreased cardiac
output , perpheral resistance and blood volume....
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- Fall '18