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Patient Care in Imaging Technology: Chapter 6
Vital Signs and Oxygen Administration
68
Health Care
Not Applicable
02/26/2012

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Term
What is another name for patient vital signs?
Definition
Cardinal Signs
Term
What are the patient's vital signs?
Definition
1. Body temperature
2. Pulse
3. Respirations
4. Blood pressure
Term
Is a physician's order needed for the radiographer to take the vital signs of a patient?
Definition
No
Term
Body temperature is controlled by a small structure in the basal region of the diencephalon of the brain called the ____________.
Definition
hypothalamus
Term
When the patient's body temperature is elevated above normal limits, the patient has a _____.
Definition
fever
Term
What is another name for fever?
Definition
pyrexia
Term
What are the fever symptoms? (name 6)
Definition
1. Increased pulse
2. Increased respiration rate
3. General discomfort or aching
4. Flushed dry skin that feels hot to the touch
5. Chills
6. Loss of appetite
Term
Fevers that are allowed to remain very high for a prolonged period of time can cause irreparable damage to the ______ _______ system.
Definition
central nervous system (CNS)
Term
A person with a body temperature below normal limits is said to have ___________.
Definition
hypothermia
Term
(True or False) It is rare for a person to survive with a body temperature between 105.8 and 111.2 degrees fahrenheit.
Definition
True
Term
There are four areas of the body in which temperature is usually measured. What are they?
Definition
1. Oral
2. Tympanic
3. Rectal
4. Axillary
Term
Oral temperature is taken where? What is the average temperature reading?
Definition
Under the tongue; 98.6 degrees fahrenheit
Term
Axillary temperature is taken where? What is the average temperature reading?
Definition
Under the armpit; 97.6 degrees fahrenheit
Term
Rectal temperature is taken where? What is the average temperature reading?
Definition
Inside the anal opening to the rectum; 99.6 degrees fahrenheit
Term
Tympanic temperature is taken where? What is the average temperature reading?
Definition
Inside the ear canal; slightly higher than oral ~ 99 degrees fahrenheit
Term
A tympanic membrane thermometer can also be called an _____ thermometer.
Definition
aural
Term
At which body site is the safest method of measuring body temperature? Why?
Definition
Axillary; it's non-invasive
Term
Which temperature measuring site is considered the most reliable?
Definition
Rectal
Term
What type of thermometer do you use when taking a rectal temperature?
Definition
Use a blunt tip thermometer
Term
Where do you take the apical pulse?
Definition
Over the apex of the heart
Term
What are the different areas that you can take a person's pulse? (name 9)
Definition
1. Apical (over apex of heart)
2. Radial (radial artery of wrist)
3. Carotid (carotid artery at front of neck)
4. Femoral (femoral artery in the groin)
5. Popliteal (posterior surface of the knee)
6. Temporal (temporal artery in front of the ear)
7. Dorsal Pedis (top of foot in line with the groove between extensor tendons of the great and second toes)
8. Posterior Tibial (inner side of ankles)
9. Brachial (above the elbow at the anticubital fossa)
Term
Ordinarily, a rapid pulse rate = (high/low) blood pressure, and a slower pulse rate = (high/low) blood pressure.
Definition
low, high
Term
What is the normal pulse rate for an adult?
Definition
60-90 beats/min
Term
What is the normal pulse rate for a child (4-10 yrs old)?
Definition
90-100 beats/min
Term
What is the normal pulse rate for an infant?
Definition
120 beats/min
Term
An abnormally rapid heart rate (over 100 beats/min) is referred to as what?
Definition
Tachycardia
Term
An abnormally slow heart rate (below 60 beats/min) is referred to as what?
Definition
Bradycardia
Term
What is the most accessible location to take a pulse?
Definition
The radial pulse location
Term
The ______ pulse is the most accurate in infants and children.
Definition
apical
Term
What is the average respiration rate for an adult?
Definition
15-20 breaths/min
Term
What is the average respiration rate for an infant?
Definition
30-60 breaths/min
Term
Someone using more than a normal effort to breath is described as being ________ or as having _______.
Definition
dyspneic, dyspnea
Term
What 4 characteristics should be observed when assessing respiration?
Definition
1. Rate
2. Depth
3. Quality
4. Pattern
Term
________ is the highest point reached during contraction of the left ventricle of the heart as it pumps blood into the aorta.
Definition
Systolic
Term
_________ is the lowest point to which the pressure drops during relaxation of the ventricles and indicates the minimal pressure exerted against the arterial walls continuously.
Definition
Diastolic
Term
If the volume of blood decreases, the blood pressure (rises/falls)
Definition
falls
Term
Increased number of red blood cells in the blood plasma/increased viscosity (increases/decreases) blood pressure.
Definition
increases
Term
What can increase blood pressure? (name 5)
Definition
1. Increased cardiac output
2. Increased peripheral vascular resistance
3. Increased blood volume
4. Increased blood viscosity
5. Decreased arterial elasticity
Term
Emotions and strenuous activity usually cause _______ blood pressure to increase.
Definition
systolic
Term
What are the two types of sphygmomanometers?
Definition
1. Mercury manometer (most accurate)
2. Aneroid manometer
Term
A ____ of a stethoscope transmits low sounds and should held lightly against the skin
Definition
bell
Term
A _______ of a stethoscope transmits high-pitched sounds and should be held firmly against the skin.
Definition
bladder
Term
Blood pressure should be taken on the ____ arm above the brachial artery.
Definition
left
Term
Extraneous sounds such as tapering, knocking, or swishing are known as _________ sounds and they must be recorded.
Definition
korotkoff
Term
What is the normal range of blood pressure readings for adults?
Definition
Systolic: 90-120 mm Hg
Diastolic: 50-70 mm Hg
Term
What is the normal range of blood pressure readings for adolescents?
Definition
Systolic: 85-130 mm Hg
Diastolic: 45-85 mm Hg
Term
When pulmonary function is disturbed, the level of oxygen in the arterial blood becomes inadequate to meet the patient's physiological needs. This condition is referred to as _________.
Definition
hypoxemia
Term
___________ is a condition in which carbon dioxide is retained in the arterial blood.
Definition
hypercapnia
Term
The laboratory test that is done to test the arterial blood for concentration of oxygen, carbon dioxide, bicarbonate, acidity, and the saturation of hemoglobin with oxygen is called what?
Definition
Arterial Blood Gases Test (ABGs)
Term
The effectiveness of pulmonary function is most accurately measured with what kind of test?
Definition
ABG test
Term
_____ ________ is used to measure the oxygen saturation of hemoglobin (SaO2).
Definition
Pulse Oximetry
Term
Normal SaO2 (oxygen saturation of hemoglobin) values range from __% to ___%. Values less than __% indicate that the tissues are not receiving adequate oxygen.
Definition
Normal: 95% - 100% Abnormal: 85% or <
Term
(True or False) Excessive amounts of oxygen may produce toxic effects on the lungs and CNS or may depress ventilation.
Definition
True
Term
Mild oxygen toxicity may produce reversible ________________.
Definition
tracheobronchitis
Term
Severe oxygen toxicity may cause irreversible ___________ lung injury.
Definition
parenchymal
Term
High flow rates of oxygen are toxic to patients who have ____ because their respiration is controlled by higher levels of carbon dioxide in the blood.
Definition
COPD (Chronic Obstructive Pulmonary Disease)
Term
The concentration of oxygen delivered by nasal cannula varies from __% - __% depending on the amount of room air inspired by the patient.
Definition
21% - 60%
Term
A _____ ________ is a French-tipped catheter that is inserted into one nostril until it reaches the oral pharynx. It delivers 1 - 5 LPM flow rates.
Definition
nasal catheter
Term
Nasal cannula delivers _ - _ LPM flow rates (as perscribed).
Definition
1 - 4 LMP
Term
A simple ____ ____ is used to deliver oxygen for short periods of time.
Definition
face mask
Term
Concentration of oxygen delivered by a simple face mask varies from __% - __%, and it should be run at no less than 5 LPM.
Definition
30% - 50%
Term
A _____________ face mask supplies 100% oxygen. It has a reservoir bag that is filled with O2. A valve prevents the exhaled gases from entering the reservoir bag and prevents rebreathing of exhaled gases.
Definition
nonrebreather
Term
A ______ ___________ mask delivers 60% - 90% oxygen. It operates similar to the nonrebreather mask. It does not have a valve between the mask and the bag; therefore, exhaled air flows into the reservoir bag and allows the patient to breath a mixture of oxygen and carbon dioxide.
Definition
partial rebreathing
Term
A ______ mask limits oxygen to 24% - 50% by mixing room air and the oxygen in specific percentages.
Definition
venturi
Term
An _______ mask provides 60% - 80% oxygen mixed with particles of water.
Definition
aerosol
Term
A _______ _________ is normally seen being used on patients in acute respiratory failure.
Definition
mechanical ventilator (respirator)
Term
A catheter is inserted into the trachea and tubing is connected to a portable O2 tank for the ____________ oxygen delivery method.
Definition
transtracheal
Term
A patient using a home oxygen delivery system may be using oxygen that is delivered as _________ ___, as a liquid, or by means of an ______ __________.
Definition
1. Compressed Gas 2. Liquid 3. Oxygen Concentrator
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