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60 Cards in this Set

  • Front
  • Back
Core body temperature is maintained a fairly constant range via the _____ in the _______.
thermoregulatory center, hypothalamus
The _____ center receives messages from cold and warm thermal receptors located where?
thermoregulatory, throughout the body
When temperature is at a setpoint, it initiates responses to either ____ or ____ body heat or to ____ heat loss.
produce or conserve, increase
The pulse is regulated by the ______ system through the ____ otherwise known as the _____.
autonomic nervous, cardiac sinoatrial (SA) node, or pacemaker
_______ stimulation of the ____ via the ___, decreases the heart rate and force of contraction.
Parasympathetic, SA node, vagus nerve
When dealing with the pulse, the vagus nerve does what?
Decreases the heart rate and force of contraction
The number of pulsations felt over a peripheral artery, or at the apex of the heart is what?
The pulse rate
Breathing changes occur by ____ or ___ of the _____ _____ by respiratory centers in the __ and ____.
inhibition, stimulation, respiratory muscles, medulla, pons
The respiratory centers are activated by impulses from ___ located in the ____ and ____, from stretch and irritant receptors in the ___ and from receptors in muscles and joints
chemoreceptors, aortic arch, carotid arteries, lungs
The respiratory centers are activated by impulses from chemoreceptors located in the aortic arch and carotid arteries from what two things?
from stretch and irritant receptors in the lungs and from
receptors in muscles and joints
_____ refers to the force of blood against arterial walls
Blood Pressure
The highest blood pressure is what?
Systolic Pressure
When Maximum blood pressure is exerted on the walls of arteries when the left ventricle of the heart pushes blood through the aortic valve into the aorta
is the beginning of systole
The lowest pressure present on the arterial walls is the what?
Diastolic blood pressure
Name five factors that effect body temperature
circadian rhythms, age, gender, stress, and environmental temperatures
Events that recur at 24-hour intervals called what?
Circadian rhythm
Body temperature is lower when?
Early morning
Body temperature peak is between what times?
4-7pm
When is circadian rhythm sometimes out of wack?
Night shift
What two age groups are most sensitive to changes in the environment?
very young and very old
When exposed to extreme cold without adequate protection what may occur?
Hypothermia
Extreme heat for long periods of time may cause what?
Hyperthermia
____ attempt to maintain a sufficient amount of blood to the cells at all times
Compensatory mechanisms
When stroke volume decreases. such as when blood volume decreases from hmorrhage, the heart rate does what?
increases to maintain the same cardiac output
Heart rate is also altered by what three things?
pain, emotions, and medications
What is stroke volume?
amount of blood coming out of the left ventricle
Name 7 factors that affect respiratory rate
excercise, medications, trauma, infection, pain, heart disease, and emotions
Name 9 Factors that affect blood pressure?
Age, circadian rhythm, gender, food intake, excercise, emotions, body position, race and drugs/meds
How does age affect blood pressure?
older adults have decreased elasticity of the arteries, which increases peripheral resistance and therefore increases blood pressure
How does circadian rhythm affect blood pressure?
normal flucuations during the day. Blood pressure is usually lowest on rising
How does Race affect Blood pressure?
Hypertension is more prevalent in African American men and women
How does drugs/meds affect Blood pressure?
oral contraceptives cause a mild increase in BP
How does gender affect blood pressure?
woman usually have lower BP than men of the same age until menopause
How does food intake affect blood pressure?
BP increases after eating food
How does exercise affect BP?
Systolic BP rises during periods of exercise
How does emotions affect BP?
generally causes the BP to rise
How does body position affect BP?
BP lower when prone or supine than when standing or sitting
Name 5 devices to assess temperature with
electronic, digital, tympanic membrane, glass thermometer, temporal artery
Pulse can be assessed in what 2 ways?
palpating peripheral arteries or by auscultating the apical pulse with a stethoscope
What 4 ways can temperature be assessed?
Sublingual, anal, axillary, and tympanic
What two ways can pulse be assessed?
periperally or apically
What two sites are there for assessing BP?
brachial artery, and the popliteal artery
Name the normal ranges for Vital Signs
Temperature-98.6
Pulse-60-80 BPM
Respirations 12-20 breaths per minute
BP- 120/80
Name the 5 normal ranges for temperature for various methods
Oral-98.6
Rectal-99.5
Tympanic-99.5
Axillary-97.6
Forehead-94
What to teach patients/family about temperature
how to clean the probe after use to prevent transmission of microorganisms between family members
What to teach patients/family about BP
cuff sizes that are appropriate, and also about digital blood pressure monitoring equipment
What to teach patients/family about pluse
How to take a pulse
Afebrile
without fever
Febrile
fever
Hypothermia
below normal body temperature
Hyperthermia
high body temperature
Piloerection
goose bumps
Muscle tremors are a result of what?
shivering (initiated by hypothalamus)
What is the primary source of heat?
Metabolism
what two things increase metabolism?
exercise and horomones
When dealing with temperature woman what?
have more fluctuations in body temperatures (horomones)
What is a throbbing sensation that can be palpated over a peripheral artery or ausculated over the apex of the heart
Pulse
Tachycardia
rapid heart rate
Bradycardia
decreased heart rate
Dysrhythmia
irregular pattern of heart beats