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53 Cards in this Set

  • Front
  • Back
determined by the balance of heat produced and heat lost. stated in degrees fahrenheit or celsius.
temperature
primary source of heat production
metabolism
name 3 things that cause heat in the body.
basal metabolic rate
muscle activity
shivering
what is the thermoregulatory center of the body.
the hypothalamus is the neurovascular control center.
reflects temperature of muscles, and viscera.
core temp.
tympanic,arteries, and rectal temps are examples of what type of temp
core temperature
temperature that is lower than core temperature
surface temp.
forehead, oral, and axillary temps are examples of what type of temp.
surface temp.
core body temperature below the lower limit of normal.
hypothermia
what temp is considered hypothermic?
less than (<) 96.8 F. or 36 C.
what is another name for consistent fever?
pyrexia
what temp is considered pyrexic?
greater than 100.4 F. or 38 C.
what is defined as an extremely high temperature.
hyperthermia
what temp is considered hyperthermic?
105.8 F. or 41 C.
what triggers the fever response and act on the hypothalamus to raise the body's set point above normal?
pyrogens.
heat production in the body is caused by?
metabolism
basal metabolic rate
muscle activity
shivering
the sum of all chemical and physical processes in the body which energy is made so the living organism can use it is?
metabolism
rate of energy utilization by the body to maintain essential activities like breathing?
BMR
basal metabolic rate.
name 4 causes of heat loss?
radiation
conduction
convection
evaporation
name some factors that affect temperature?
age,brain injury, weight,infection.
what are some contraindications to taking oral vs. rectal temperatures?
rectal is a more accurate reading. rectal is 1 degree higher than oral. rectal is a core temp & oral is a surface temp. rectal. 2-4/oral. 3-5
this is felt after the systolic phase of the cardiac cycle throughout the peripheral arteries?
pulse
what is the normal pulse rate for an adult?
60-100 bmp
the volume of blood pumped by the heart in one minute?
cardiac output.
the volume of blood ejected from ventricles in one cardiac contraction.
stroke volume (sv)
list sites that nurses may use to take a pulse?
(peripheral arteries)=carotid, radial, brachial, femoral, popliteal, and pedal pulses( dorsalis pedis-dp,posterior tibial-pt)
what are 4 characteristics of a pulse?
pulse rhythm, amplitude(volume), rate, elasticity, equality.
what is it called when the apical pulse is greater the the peripheral(radial) pulse?
pulse deficit
what does a pulse deficit indicate?
poor peripheral circulation/perfusion.
what methods can be used to check if a client has a pulse deficit?
an apical-radial pulse=this is a simultaneous measurement of both apical and radial pulses for 60 sec. it checks contraction strength of LV.
name a few factors that affect pulse rate?
kids ^, male l, activity, fever ^,meds-bata blockers l, hemorrhage ^, stress ^, position changes l, vagal stimulation l(GI tract-gaggging,defecating)
def: the act of breathing for 1 min. cycle of inspiration and expiration.
respiration rate
3 processes of respiration are?
ventilation
diffusion
perfusion
what is the mechanical movement of gasses into and out of the lungs?
ventilation
what is the movement of O2 and CO2 from blood to alveloli
diffusion
distribution of RBC from pulmonary capillaries to the rest of the body through the circulatory system.
perfusion
what should you look at when assessing respirations?
rate, rhythm, effort, and depth.
should be evenly spaced, if irregular take respiration for full min?
rhythm
this is reported as breaths per min?
rate= count for 30 sec and multiply by 2.
what are normal respirations for an adult?
12-20 per min.
should you have eupnea or dypnea when breathing?
EUPNEA= no effort when breathing.

dyspnea= having trouble when breathing.
clients should have full movement of chest when breathing? t or f
true
very shallow breathing
hypoventilation
very deep respirations
hyperventilation
name some factors that affect respirations?
exercise, acute pain ^, anxiety, smoking(increase rate at rest),body position, medications, neurological injury(cheyne-stokes)hemoglobin funct
measurement of arterial wall pressure created as blood flows through the arteries throughout the cardiac cycle.
blood pressure
is the higher of the 2 blood pressure readings. is measured as the left ventricle ejects blood?
systolic BP
is the lower reading on the blood pressure value. measured when the heart relaxes?
diastolic BP
what is the difference called b/ the diastolic and systolic B/P
pulse pressure= if BP is 120 / 80 then pulse pressure would be 40.
what is the normal range for pulse pressure?
30-50 mm hg.
name some methods of assessing BP?
direct= arterial line
indirect= palpatory(only systolic, mark as p.
ausculatory(using bp cuff & stethoscope)
name some equipment used to measure BP?
BP cuff(should be 40% of size of arm.
too small=false high, too big=false low
sphygmomanometer =aneroid(dial) or mercury (hg) and stethoscope.
what factors affect BP?
age ^, stress ^ , gender=male after puberty higher/women after menopause goes up again. race AFAM ^,diurnal variations=l in morning and afternoon. smoking ^.