vital signs
signals of the body’s ability to maintain homeostasis
homeostasis
the way the body sustains a stable internal environment
pulse
a pressure wave that surges through the arteries, causing them to contract with the surge and relax when they leave
pulse measurement
heart BPM; counting or pulse oximeter
radial artery
in the wrist
carotid artery
in the neck
blood pressure
force of blood moving through blood vessels, causing pulses
blood pressure measurement
systolic / diastolic mm Hg; sphygmomanometer
systolic pressure
heart contracts
diastolic pressure
heart relaxes
respiratory rate
inhales and exhales as take in O2 and expel CO2
respiratory rate measurement
breaths per minute
height
top of head to bottom of feet, use measuring tape or ruler
weight
pounds or kilograms, use scale
Body Mass Index (BMI)
body fat indicator, race-based on small white population
lung/breathing sound/clarity measurement
sound description, stethoscope
oxygen saturation
oxygen amount in blood
oxygen saturation measurement
SpO2 (peripheral oxygen saturation)
What is normal SpO2?
95-99%
What does below 95% SpO2 mean?
cold / fever
Can you have 100% SpO2?
if you are dead
body temp
degree of heat of body in degrees
below 95 F body temp
hypothermia
body temp measurement
orally, ear, armpit with thermometer