Blood Pressure Flashcards
Blood pressure is the pressure exerted on the ____ by _____
arterial walls by circulating blood
BP is measured by ____/____ and ____/____ methods
indirect/non-invasive and direct/invasive methods
the indirect/non-invasive method is
manual BP
the direct/invasive method is
arterial catheter BP
1 positive and 1 negative of arterial catheter BP
+ = more accurate, - = potential source for infection
normal BP = ___/__
less than 120/80
HTN = ___/___
140/90 or higher
to diagnose someone w HTN you must have
3 different high readings at three different times
hypotensive BP = ___/___
80 or less
when taking a manual BP try to avoid an arm with
injury or IV site
the ___ arm is preferable for manual BP because..
R arm, because the R brachial artery has its own blood supply
place the BP cuff midway between the ___ and ___
shoulder (acromion process) and elbow (olecranon process)
if the cuff is too large you will get a…
falsely low reading
if the cuff is too small you will get a…
falsely high reading
the _____ on the cuff should be over the brachial artery
artery marker
systole is the ____ sound you hear when taking BP
first
diastole is when you…
can’t hear the heart beat anymore or it is dramatically quieter (3rd korotkoff sound)
pump to about ____ after the last sound
10-20 mm/Hg
deflate the cuff at a rate of
2-3 mm/Hg per sec
wait ____ between readings or they will be falsely high
2 min
infection is the growth of a ____ in body tissue where they are _____
microorganism in the body tissue where they are not usually found
nosocomial infections are acquired in ___ and ____
hospitals and other HC facilities
with a nosocomial infection the pt is admitted for
a reason other than the infection
___ out of every ___ pts will acquire a nosocomial infection
9.2 out of every 100
