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Unit 6 Exam > Chapter 37 > Flashcards

Chapter 37 Flashcards

Oxygen Needs

1
Q

Respiratory function is altered if even __ process is affected

A

1

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2
Q

Respiratory involves 3 processes:
* Air moves into and out of the ____
* ___ and ___ are exchanged between?
* The ______ carries O2 to the ____ and removes CO2 from them.

A
  • Lungs
  • O2 and CO2; alveoli and capillaries
  • Blood; Cells
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3
Q

O2 and CO2 are exchanged between the ______ and ______

A

alveoli and capillaries

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4
Q

______ means that the cells do not have enough oxygen

A

Hypoxia

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5
Q

Restless, dizziness, and disorientation are early signs?

A

Hypoxia

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6
Q

The brain is very sensitive to inadequate ____

A

O2

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7
Q

All organs need ____ to function

A

O2

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8
Q

Adults normally breathe ____ to ___ times per minute

A

12 to 20

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9
Q

______ rapid breathing, respirations are more than 20 per minute

A

Tachypnea

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10
Q

_________ slow breathing, respirations are fewer than 12 per minute

A

Bradypnea

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11
Q

Apnea means?

A

Lack or absence of breathing

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12
Q

Hypoventilation means?

A

Breathing is slow, shallow, sometimes irregular

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13
Q

__________ breathing is rapid and deeper than normal

A

Hyperventilation

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14
Q

Dyspnea means?

A

Difficult, labored, or painful breathing

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15
Q

_________ respirations gradually increase in rate and depth and then become shallow and slow

A

Cheyne-Stokes respiration

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16
Q

Breathing may stop for 10 to 20 seconds, what abnormal respiration is this?

A

Cheyne-Stokes respiration

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17
Q

Orthopnea means?

A

Breathing deeply and comfortably only when sitting

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18
Q

What abnormal respiration causes very deep and rapid respirations?

A

Kussmaul respirations

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19
Q

What measures the oxygen concentration in arterial blood?

A

Pulse oximetry

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20
Q

_______ _______ is the amount of hemoglobin containing O2

A

Oxygen concentration

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21
Q

SpO2 stands for?

A

Saturation of peripheral oxygen

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22
Q

SpO2 measures?

A

The amount of hemoglobin near the surface of the skin that is filled with oxygen

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23
Q

What is the normal oxygen concentration range

A

95% and 100%

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24
Q

If only 90% of hemoglobin contains O2, what does this mean?

A

Tissues do not get enough oxygen

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25
Q

Where does the pulse oximeter sensor attach to?

A

Finger, toe, earlobe, nose, or forehead

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26
Q

When attaching a pulse oximeter, avoid _____ sites and sites with _____ breaks

A

swollen; skin

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27
Q

What affects the pulse oximeter measurements?

A

Bright light, nail polish, non-natural nails, and movements

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28
Q

The pulse oximeter shows the _____ _____ along with the ______ _______

A

pulse rate; oxygen concentration

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29
Q

When taking the pulse oximetry, use the earlobe if there is finger movement from ______, ______, or _____

A

shivering, seizures, or temors

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30
Q

T/F: You can use finger sites with non-natural nails

A

FALSE: Not a good sensor site

31
Q

When measuring pulse oximetry, if there is bright lights, what should you do?

A

Place a towel over the sensor site to block bright lights

32
Q

You’re measuring a patients pulse oximetry, but they have nail polish on, what should you do?

A

Remove nail polish or use a different site

33
Q

T/F: Measure blood pressure on the side of a finger site

A

FALSE: Blood pressure cuff affect blood flow

34
Q

When using a pulse oximeter select and _____ the site with an ______ ______

A
  • Clean
  • Alcohol wipes
35
Q

If you’re measuring blood pressure and pulse oximetry, should you use one arm for both?

A

No, use 1 arm for BP and the other for pulse oximetry

36
Q

Check the _____ or _____ pulse with the pulse on the display of the pulse oximetry

A

apical or radial

37
Q

Breathing is usually easier in what positions?

A

Semi-fowlers and Fowler’s position

38
Q

Persons with difficulty breathing often prefer the _______ position

A

Orthopneic position

39
Q

Sitting up and leaning over a table to breathe is what position?

A

Orthopneic position

40
Q

What affects deep breathing and coughing?

A

Pain, immobility and some drugs

41
Q

How can you increase comfort when a person is in orthopneic position?

A

Place a pillow on the table

42
Q

When are deep-breathing and coughing exercises done?

A

After surgery or injury and during bed rest

43
Q

Deep breathing and coughing are usually done every __ to __ hours while awake

A

1 to 2 hours

44
Q

When assisting with deep-breathing & coughing exercises, what are the comfortable positions?

A

Sitting on the side of bed, fowlers, semi-fowlers

45
Q

Disease, injury, and surgery often affect breathing and _____ needs

A

Oxygen needs

46
Q

When is oxygen therapy ordered?

A

When the amount of O2 in the blood is less than normal (hypoxemia)

47
Q

Oxygen is needed constantly or for symptom relief such as _____ pain or ________ of breath

A
  • chest pain
  • Shortness of breath
48
Q

What helps relieve shortness of breath

A

Oxygen therapy

49
Q

Who orders when to give O2?

A

Doctor

50
Q

T/F: CNAs can give oxygen

A

FALSE: We do not!

51
Q

What is your role in assisting with oxygen therapy?

A

You help provide safe care

52
Q

List the oxygen supplies

A
  • Wall outlet
  • Oxygen tank
  • Liquid oxygen system
  • Oxygen concentrator
53
Q

The portable O2 unit has enough O2 for __ to __ hours of use

A

8 to 20 hours

54
Q

What is an oxygen concentrator?

A

Removes oxygen from the air

55
Q

Portable oxygen tanks are used for?

A

Emergencies, transfers, and by persons who walk or use wheelchairs

56
Q

What activities increase the need for O2?

A

Walking, transfering procedures, moving in bed

57
Q

Pressure on the ears and cheekbones can occur from?

A

Nasal Cannula

58
Q

_____ _______prongs are inserted into the nostrils.

A

Nasal Cannula

59
Q

Which way do the prong openings face in a nasal cannula?

A

The prong openings face downward

60
Q

Which type of oxygen device allows for eating and drinking?

A

Nasal Cannula

61
Q

Moisture can build up in a what mask?
Keep the face clean and dry to prevent?

A
  • Simple face mask
  • Irritation
62
Q

Which oxygen device has a reservoir bag for O2?

A

Non-breather mask

63
Q

T/F: A patient can be left alone when using a non-breather mask

A

FALSE: Patient is not left alone when in use

64
Q

T/F: When inhaling into a non-breather mask, suffocation can occur if there is not enough air in the bag

A

TRUE

65
Q

Which oxygen device only allows inhalation of O2?

A

Non-breather mask

66
Q

When can you shut off O2 flow?

A

When there is a fire

67
Q

With oxygen safety, what should you tell the nurse at once?

A
  • Flow rate is too high or too low
  • Humidifier is not bubbling
68
Q

What is the flow rate?

A

amount of O2 given

69
Q

What is the oxygen flow rate measured in?

A

Liters per minute (L/min)

70
Q

Where can you check for the flow rate?

A

Nurse or care plan

71
Q

What causes pauses in breathing during sleep?

A

Sleep apnea

72
Q

What two devices can a person with sleep apnea use?

A
  • Continuous positive airway pressure (CPAP)
  • Bilevel positive airway pressure (BiPAP)
73
Q

What is the difference between a CPAP and a BiPAP?

A

More pressure is given when breathing, less pressure in given when breathing out in a BiPAP

74
Q

What are some early signs of altered respiratory function?

A

Dizziness, restlessness, and disorientation

Unit 6 Exam (6 decks)

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