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heart rate/pulse
assessed by palpitating radial pulse
normal range = 60-100 bpm
<60 bpm = bradycardia
>100 bpm = tachycardia
blood pressure (BP)
measurement of pressure of blood in arteries
closely related to force and rate of heartbeat and diameter and elasticity of arterial walls
systolic BP
pressure measurement in arteries when heart contracts and blood is forced from chambers into the arteries
diastolic BP
pressure measurement in arteries when heart is at rest between contractions
“constant pressure in the arteries”
pulse pressure
difference between systolic and diastolic BP
normal “textbook BP reading
120/80
normal “textbook” pulse pressure reading
40 mmHg
when recording BP
indicate position (arm at heart level; legs uncrossed)
which arm
size of cuff
right arm sitting (RAS) or left arm sitting (LAS)
when taking BP manually and not digitally
you will need to palpate the brachial artery near cubital fossa
variations of BP are normal such as
anxiety
pain
position
time of day
physically activity
full bladder
age
chemical substances (nicotine, caffeine)
disease states (cardiovascular, kidney disease)
respiratory rate
observe rise and fall of a patient’s chest
normal rate = 10-14 breaths per minute
<10 RR = bradypnea
>20 RR = tachypnea
dyspnea
shortness of breath
orthopnea
shortness of breath related to a recumbent position
normal “textbook” temperature
98.6 F
fever temperature is
> 100 F
hypothermia temperature is
< 94 F
alterations in normal body temperature
disease process
physical activity
environmental temperature
how is temperature of a individual measured in ULSD? how does it work?
measured with tempadot (blue dot) or nextemp (black dot)
placed under tongue for 60 seconds, but not going over 2 min
wait 10 seconds to read temp
last dot labeled/marked is individual’s temp
normal O2 saturation reading
between 95-100%
cardiac rhythm can be
regular
regularly irregular
irregularly irregular
temp alterations caused by
disease
physical activity
environmental temp
BP equation
cardiac output * peripheral vascular resistance (CO X PVR)
hypertension
elevated BP when recorded on 2 or more occasions
systolic BP > 140 mmHg
diastolic BP > 90 mmHg
initial drugs for hypertension
ACE inhibitor
angiotensin receptor blocker
thiazide diuretic
calcium channel blocker
beta blockers
vasodilators
hypotension
decreased BP below average with accompanying symptoms like dizziness
hypotension can be caused by
cardiac insufficiency
decreased blood volume (dehydration, hemorrhage)
burns
shock
severe infection