Part 6

Question 1

Crepitus is often heard in what disease process..

Answer 1

Subcutaneous emphysema

Question 2

The volume of air that is inhaled and exhaled during normal breathing is the..

Answer 2

Tidal volume (VT)

Question 3

The volume of air remaining in the lungs after complete exhalation

Answer 3

Residual Volume (RV)

Question 4

The volume of air that can be inhaled after a normal tidal volume breath

Answer 4

Inspiratory Reserve Volume (IRV)

Question 5

The volume of air that can be exhaled after a normal expiration

Answer 5

Expiratory reserve volume (ERV)

Question 6

The volume of air that can be exhaled after maximum inhalation

Answer 6

Vital Capacity (VC)

Question 7

The volume of air that can be inhaled in addition to a normal tidal volume breath

Answer 7

Inspiratory Capacity (IC)

Question 8

The total volume of air that can be rapidly and forcefully exhaled after a maximum inspiration

Answer 8

Forced Vital Capacity (FVC)

Question 9

The volume of air exhaled after a normal tidal volume breath in addition to the volume remaining in the lungs after maximum expiration

Answer 9

Forced Reserve Capacity (FRC)

Question 10

The volume of air that is inhaled and exhaled in addition to the volume remaining in the lungs after maximum expiration

Answer 10

Total Lung Capacity (TLC)

Question 11

On an mechanically ventilated patient what could be recommended if during a CPAP SBT the patient is awake but unable to follow commands and exhaled a low tidal volume

Answer 11

Put on pressure support ventilation

Question 12

What is commonly used for weaning during an SBT

Answer 12

Pressure Support Ventilation (PSV)

Question 13

What mode of ventilation allows the patient to maintain a precise I:E ratio

Answer 13

Control Mode Ventilation

Question 14

What is the normal values for sodium

Answer 14

135-145mEq/L

Question 15

What is the normal values for Potassium

Answer 15

3.5-4.5mEq/L

Question 16

What is the normal values for Chloride

Answer 16

80-100mEq/L

Question 17

What test is used specifically to diagnosed unconfirmed asthma

Answer 17

A Bronchoprovocation Study

Question 18

What disease causes subglottic edema (below the glottis)

Answer 18

Croup

Question 19

What disease causes inflammation of the epiglottis (above the glottis) and supraglottic structures

Answer 19

Epiglottis

Question 20

If a patient on a volume controlled A/C ventilator is agitated and has a drop in PaCO2 what could be the cause of the problem

Answer 20

Increased ventilation or hyperventilation

Question 21

Any time you give a mucomyst you must also do what and why

Answer 21

Give a bronchodilator because mucomyst causes bronchospasms

Question 22

What is the formula for finding airway resistance (RAW)

Answer 22

RAW=(Peak airway pressure (PIP) - Plateau Pressure (Pplat)/Flow (seconds)) 60L/min=1L/sec

Question 23

Which of the following capabilities would be the most important to consider when selecting a ventilator to make sure the expiratory time is sufficient in order to prevent air trapping and auto-PEEP

Answer 23

A variable flow control and adjustable I:E ratio

Question 24

For an orally intubated patient what can be used to prevent the patient from biting the endotracheal tube

Answer 24

A bite block or oropharyngeal airway

Question 25

A normal shunt is what percentage

Answer 25

5% or less

Question 26

A normal Systemic vascular Resistance (SVR) is

Answer 26

900-1400 dyn/s/cm-5

Question 27

A normal cardiac index is

Answer 27

2.5-4 L/min/m2

Question 28

A normal Central Venous pressure (CVP) for an adult is

Answer 28

2-8 cm H20