Patient Care Chap 15

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1

All of the following are true of oxygen therapy EXCEPT:

the universal color of flowmeters is green.

oxygen delivery devices are either low–flow rate or high–flow rate.

oxygen is considered a drug and is regulated by the government.

oxygen therapy can be prescribed by pharmacists and respiratory therapists.

oxygen therapy can be prescribed by pharmacists and respiratory therapists.

2

Which of the following terms describes the body’s maintenance of heat production and loss?

hypothalamus

febrile

thermoregulation

homeostasis

thermoregulation

3

Which of the following is a common complication associated with CV line placement?

Atelectasis

Laryngedema

Pneumothorax or hemothorax

Tracheal erosion

Pneumothorax or hemothorax

4

The levels of blood pressures that are read on a sphygmomanometer are:

arterial over venous.

systolic over diastolic.

diastolic over systolic.

none of the above.

systolic over diastolic.

5

Hypoxia is

a drug that must be prescribed by a physician

necessary for cellular repair

necessary for cellular function

a state describing oxygen-deficient tissue

a state describing oxygen-deficient tissue

6

All of the arteries can be used for taking a pulse except:

the radial artery

the carotid artery

the brachial artery

the subclavian artery

the subclavian artery

7

The ideal location of the endotracheal tube tip is:

in the trachea 1 to 2 inches above the carina.

in the left or right main-stem bronchus.

in the back of the throat.

just below the junction of the esophagus and trachea.

in the trachea 1 to 2 inches above the carina.

8

A patient who has a rectal temperature of 100.5° F is:

febrile.

normal.

hyperthermic.

hypothermic.

normal

9

The most accurate way to determine body temperature is:

by asking the patient if he is warm.

by using both an oral and a rectal thermometer and averaging the readings.

with an oral thermometer.

with a rectal thermometer.

with a rectal thermometer.

10

Which of the following is used to administer a large amount of drugs (e.g., chemotherapeutic drugs and antibiotics), monitor cardiac pressures, and manage fluid volume?

tracheostomy tube

pulmonary arterial catheter

central venous catheter

thoracostomy tube

central venous catheter

11

All of the following are related EXCEPT:

nasal cannula.

tent and oxyhood.

facial mask.

thoracostomy.

thoracostomy

12

The most common location for a central venous catheter is the aorta.

true

false

false

13

Rectal thermometry is believed to most accurately reflect core body temperature measures. Use of which alternative thermometer provides measures that closely correlate to the rectal method?

axillary

tympanic

oral

temporal artery

temporal artery

14

To measure blood pressures, you will need a:

stethoscope and sphygmomanometer.

stethoscope and pulse oximeter.

sphygmomanometer and otoscope.

thermometer and otoscope.

stethoscope and sphygmomanometer.

15

An oxygen hood provides oxygen to pediatric patients by fully covering their bed.

true

false

false

16

A patient is thought to have suffered cardiac arrest. The ____________ peripheral artery may be assessed to verify the effectiveness of chest compressions during cardiopulmonary resuscitation.
1, Apical
2. Femoral
3. Radial

2, 3

1, 2 & 3

1, 3

1, 2

2, 3

17

The peak blood pressure reading when measuring blood pressures is the:
diastolic pressure.
systolic pressure.
blood pressure resulting from left ventricular contraction.
both b and c.

both b and c.

18

A Swan-Ganz catheter monitors pulmonary arterial pressure.

false

true

true

19

The collection of vital signs data is quick and noninvasive. The usual vital signs measured include:

temperature, pulse, respiration, and blood pressure.

electrolytes, blood gases, urinalysis values, and fecal occult blood test findings.

respiration, pulse, cardiac output, and urinalysis values.

temperature, blood pressure, blood gases, and bowel sounds.

temperature, pulse, respiration, and blood pressure.

20

Oxygen is an odorless and tasteless gas.

true

false

true

21

A nasal cannula provides a high concentration of oxygen and therefore is considered a high-flow device.

true

false

false

22

Systolic pressure is defined as:

the peak pressure during contraction of the heart

a constant pressure exerted on the arterial walls

the lowest pressure during contraction of the heart

an increase in pressure when the heart is relaxed

the peak pressure during contraction of the heart

23

Which body temperature measurement takes the shortest length of time?

axillary

rectal

oral

tympanic

tympanic

24

Thoracostomy tubes are

central venous lines used to administer parenteral nutrition

chest tubes used to drain the intrapleural space

used to monitor pulmonary arterial pressures

used to administer oxygen with mechanical ventilators

chest tubes used to drain the intrapleural space

25

A patient comes to the emergency department with an oral temperature of 96.6º F. This finding is consistent with which of the following?

hyperthermia

bradypnea

hypothermia

tachypnea

hypothermia

26

The apical pulse is palpated at the brachial artery.

true

false

false

27

Thoracostomy tubes are used to:

administer chemotherapeutic drugs.

administer oxygen at high concentrations.

reestablish negative intrapleural pressure.

inject contrast media.

reestablish negative intrapleural pressure.

28

Which of these tissues is most sensitive to hypoxia?

brain

heart

liver

a and b

all of the above

all of the above

29

An artificial airway is inserted into a patient’s the trachea and connected to a mechanical ventilator. In this circumstance, all of the following are true statements except:

a consistent FiO2 is delivered.

the inspiratory volume is preset.

during chest imaging, the radiographer must fully extend the patient’s neck for proper head position.

the ventilator delivers a minimum set respiratory rate.

during chest imaging, the radiographer must fully extend the patient’s neck for proper head position.

30

Which of the following is classified as a low-flow oxygen delivery device?

air entrainment mask

simple mask

nasal cannula

b and c

all of the above

b and c

31

The preferred location of a catheter tip is the:

left ventricle.

superior vena cava.

inferior vena cava.

gastric fundus.

superior vena cava.

32

A physician must prescribe oxygen therapy because it is considered a drug.

true

false

true

33

A Swan-Ganz catheter differs from a central venous (CV) catheter in that Swan-Ganz:

catheters may be single-lumen or multilumen design, with a pressure electrode and cuff at the distal end.

lines measure arterial pressures in the wedge position and reflect pressure in the left atrium.

catheters are named after Jeremy Swan and William Ganz developers.

All of the above are true.

All of the above are true.

34

The exchange of oxygen and carbon dioxide between the external environment and the blood circulating in the body is called:

blood pressure

respiration

temperature

cardiovascular

respiration

35

What is the name of the tube that drains the intrapleural space and mediastinum?

thoracostomy tube

central venous catheter

Swan-Ganz catheter

endotracheal tube

thoracostomy tube

36

All of the following apply to respiratory measurements EXCEPT:

the respiratory rate of newborns averages 12 to 20 respirations per minute.

adult respiration quality refers to rhythm, depth, and degree of effort.

a single respiration cycle consists of an inspiration and an expiration.

respiration measurements may alter if the patient is supine.

the respiratory rate of newborns averages 12 to 20 respirations per minute.

37

All of these adult blood pressure recordings would be considered normal except:

...

38

In the healthy adult the normal range for blood pressure is

systolic less than 60 mm Hg, diastolic greater than 95 mm Hg

systolic less than 95 mm Hg, diastolic less than 60 mm Hg

systolic less than 80 mm Hg, diastolic greater than 120 mm Hg

systolic less than 120 mm Hg, diastolic less than 80 mm Hg

systolic less than 120 mm Hg, diastolic less than 80 mm Hg

39

Body homeostasis is often referred to as the body’s “steady state” and is maintained by important body systems using physiologic feedback loops. Vital signs are an excellent indicator of the body’s response to conditions and therapies the patient is undergoing. A key strength of using vital signs as an indicator of homeostasis is that they:

can be confirmed by asking the patient how he or she feels.

are subjective and subject to interpretation.

are measured using interventional catheters and therefore are very accurate.

can be assessed quickly, and the data revealed are objective.

can be assessed quickly, and the data revealed are objective.

40

The major muscle of ventilation is the diaphragm.

true

false

true

41

A tracheostomy tube is inserted directly into the trachea through the anterior surface of the neck.

false

true

true

42

When “high-flow” oxygen therapy is given, the _____ method is employed.

intracatheter

facial mask

nasal cannula

nasogastric

facial mask

43

A reliable device to measure oxygen saturation levels of arterial blood is a:

sphygmomanometer.

stethoscope.

pulse oximeter.

spirometer.

pulse oximeter.

44

You have completed a portable chest radiograph on a patient in the ICU. The image is positioned correctly and has acceptable density and contrast. When the correct placement of a central venous (CV) line using a right-sided approach is assessed, the catheter tip should:

not cross the midline of the patient and should be located in the superior vena cava.

cross the patient’s midline and be positioned in the thoracic duct.

be located in the main pulmonary artery in a “wedge” position.

be located in the left ventricle for accurate pressure measurement.

not cross the midline of the patient and should be located in the superior vena cava.

45

Regarding oxygen delivery, all of the following are true except

The oxygen flowmeter is green in color.

The maximum dose should always be given to obtain the desired results.

The regulator attached to the oxygen tank consists of a flowmeter and pressure manometer.

Oxygen dose is ordered in liters per minute or in concentration as a fractional concentration of oxygen.

The maximum dose should always be given to obtain the desired results.

46

A 42-year-old patient has a temperature of 101.3º F. Which of the following terms describes the patient’s condition?

hyperthermic

hypothermic

febrile

a and c

all of the above

a and c

47

The objective of oxygen therapy is to:

increase the CO2 concentration going to the patient.

increase the O2 concentration going to the patient.

produce a condition of hypoxemia.

decrease the CO2 concentration going to the patient.

increase the O2 concentration going to the patient.

48

The physician’s diagnosis for a patient who has difficulty breathing would be which of the following?

apnea

tachypnea

bradypnea

dyspnea

dyspnea

49

The average adult respiratory rate is:

12 to 20

4 to 11

24 to 30

18 to 25

12 to 20

50

You have just completed a portable chest radiograph on a cardiac patient with suspected congestive heart failure. As you review the image, the attending physician begins to look at the image and states that the central venous line tip appears to be located in the jugular vein. Looking at the image, it is apparent to you that the physician is looking at a superimposed endotracheostomy (ET) tube marker. It would be professionally appropriate for you to:

politely correct the physician and point out the superimposition of the ET tube.

say nothing, as it is not your responsibility to interpret images.

tell the charge nurse of the physician’s error in judgment.

tell the physician to order another image with more exposure technique.

politely correct the physician and point out the superimposition of the ET tube.

51

To relieve a large tension pneumothorax, a _____ tube is inserted into the patient.

nasogastric

chest

thoracostomy

Both b and c are inserted into the patient.

Both b and c are inserted into the patient.

52

In a patient condition of hypoxia:

respiratory rate remains unchanged.

respiratory depth remains unchanged owing to increased cardiac output.

heart rate decreases owing to low oxygen saturation values.

blood pressure increases.

blood pressure increases.

53

The flow rate of oxygen therapy is given in:

liters per minute.

millimeters of mercury.

pounds per square inch.

cubic meters per minute.

liters per minute.

54

The normal pulse of a 5-year-old child is lower than that of a 32-year-old male patient.

true

false

false

55

When taking a portable chest radiograph on a patient undergoing oxygen therapy:

the oxygen should be turned off briefly during the exposure to prevent an electrical spark.

the oxygen delivery system should be low–flow rate only.

it is safe to remove the oxygen delivery during the setup and exposure.

the oxygen should not be removed without the consent of a physician or respiratory care practitioner.

the oxygen should not be removed without the consent of a physician or respiratory care practitioner.

56

A patient is thought to have had a cardiac arrest. The patient’s pulse should be checked at the _____ artery.

radial

femoral

brachial

carotid

carotid

57

All of the following are true of body temperature measurement EXCEPT:

rectal and TA measurement are typically 1 degree higher than oral readings.

temporal artery (TA) measurements can be measured in 3 seconds noninvasively.

all temperatures should be identical regardless of where the temperature is measured.

body temperatures are read in degrees Fahrenheit or Celsius.

all temperatures should be identical regardless of where the temperature is measured.

58

Adequate breathing consists of:

10 to 12 breaths per minute.

good respiratory rate.

good respiratory depth.

all of the above.

all of the above.

59

Which of the following devices can be classified as a high-flow oxygen delivery device?

air-entrainment mask

nonrebreathing mask

nasal cannula

simple mask

air-entrainment mask

60

The term bradypnea is used to describe:

an increase in respiratory rate.

a decrease in respiratory rate.

difficulty in breathing.

absence of breathing.

a decrease in respiratory rate.

61

A properly placed endotracheal tube will be radiographically confirmed when the

distal tip is positioned 1 inch inferior to the t
racheal bifurcation

distal tip is positioned adjacent to the vocal folds

distal tip is positioned 1 inch superior to the tracheal bifurcation

cuff is positioned between the vocal folds

distal tip is positioned 1 inch superior to the tracheal bifurcation

62

All of the following are related EXCEPT:

oral.

inguinal.

rectal.

tympanic.

inguinal

63

Which of the following is a symptom of hypertension?

blurred vision

dizziness

confusion

all of the above

none of the above

none of the above