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53 terms

(FiO2%-20)/4=flow in liters

Calc flow in liters when FiO2 % is given

(Flow in liters X 4) + 20=FiO2

Calc % FiO2 when flow is known

C=5/9(f-32)

convert fahrenhiet to celsius

F=(9/5*C)+32

convert celsius to fahrenheit

K=C+273

convert celsius to Kelvin

C=K-273

convert kelvin to celsius

(psi * tank factor) / flow (liters)

formula to calculate the duration of gas in a tank; Don't forget to convert to hours and minutes

(344 * weight (lbs) of gas only in tank)/flow(liters)

formula to calculate the duration of liquid in a tank; Don't forget to convert to hours and minutes

location O2 shutoff valves and known how to shut off; rescue patients near fire, alert personnel, contain fire and shut doors, evacuate

In the event of a hosptial fire, what is the first priority? What is the meaning of RACE?

know where the O2 shutoff valve is located and how to shut it off; RACE (rescue, alert, contain, evacuate)

What are steps to take in case of a fire?

heliox

what is the treatment for severe airway obstruction?

nitric oxide

treatment used for pulmonary hypertension in a newborn?

DOT

agency that oversees compressed gases for storage & transport?

heat treated steel tank; aluminum tank; type of tank & service pressure; DOT specs, manfucturers mark, owners mark, serial number

Cylinder markings: What does 3AA mean? 3Al? what are the 2 DOT specs listed on tank? 4 things on left side of tank?

complied with requirements; retest in 10 years;

What does a plus sign beside of the date on a tank mean? What does an asterisk mean?

green, brown, gray, yellow, red, orange

what color is an oxygen tank? helium (He) tank? carbon dioxide (CO2) tank ? air tank? ethylene tank? cyclopropane tank?

positioned away from bystanders

what is the best position for cylinder valve when cracking a tank?

PISS (pin index safety system), ASSS, DISS (diameter index safety system), low, DISS, quick

_____ is the the indexing system for small cylinders; _______ is the system for large tanks (e.g H, K) based on thread types that joins a regulator and an H cylinder; The exit point of the regulator is a ___ connection designed for __ pressure connections; Station Outlets have a _____ connection (terminal point of a piping system) which are either ____ connect or threaded;

pressure compensated

If the ball in a Thorpe tank rises quickly and then falls it is considered to be ____ _____

fractional distillation

Bulk O2 is produced by _____ ______.

dry cracked skin around nose & lips, twisting of tubing, discomfort from tubing around ears; allows higher degree of mobility/freedom (allows the patient to continue to talk, eat and drink while receiving the therapy)

What are disadvantages of a Nasal Cannula? What are advantages?

1-6 liters per minute and 24%-44% Fi02

Nasal Cannula (NC) FiO2 Flow?

1@ .24, 2%@ .28, 3% @ .32, 4% @ .36, 5%@ .40, 6%@ .44

Nasal Cannula (NC) liter flow in adults?

O2 enriched gas, patient, warm, premature; temp, humidity, FiO2; servo mechanism, FiO2, entrainment, 40%

incubators provide large volumes of ___ ___ gas to atmosphere immediately surrounding ______; provides ____ environment for ____ infants; Has variable ___, ___, and _____; ,the temp and humidity controlled by ____ ______; _____ controlled by air _______ device which delivers FiO2 less than ___%

compressed air, oxygen, pressures, compressed air, oxygen

In a blender, ____ ___ and ____ from a high pressure source enter a chamber where the _____ of the ___ ___ and the _____ are equalized;

decompression sickness, air embolism, CO2 poisoning, smoke inhalation, anaerobic infections, skin grafts, and refractory osteomyleitis;

For what are patients treated via hyperbaric oxygen (7 things)?

total flow=addition of air:O2 ratio

(e.g. sum of 1 : 3.2 = 4.2) & divide by flow (L/min) given in problem

(e.g. sum of 1 : 3.2 = 4.2) & divide by flow (L/min) given in problem

Formula for calculating total flow of air entrainment device?

100-Fi02/FiO2-21, then divide bottom # into top to get air ratio, oxygen is always 1; add the total parts of ratio (ex: 1:3.2=4.2) and multiply it by the L/min given in problem to get total flow

Oxygen to air ratio calculation?

1.8**flow rate; 1.6**flow rate

Helium/Oxygen flow rate conversion; 80He/20O2? 70/30?

Patients tidal volume and respiratory rate; whether breathing thru nose or mouth;

What influences FiO2 delivered to a patient using a NC?

infection from surgery; hemoptosis and subcutaneous emphysema

complications of transtrachial catheter?

nasal bleeding and drying of nasal mucosa;

What are risks of giving O2 greater than 50%?

6 l/m 60%, 7 l/m 70%, 8 l/m 80%, 9 l/m 80+%, 10 l/m 80+%

what is the FiO2 of PRB (partial rebreather?

5-6 l/min 40%, 6-7 l/min 50%, 7-8 l/min 60%

what is FiO2 of a simple mask?

none, two

how many flaps on a PRB (partial rebreather)? NRB (non-rebreather)?

6 l/m 60%, 7 l/m 70%, 8 l/m 80%, 9 l/m 80+%, 10 l/m 80+%

FiO2 for a NBR (non-rebreather) mask?

PaO2=(Pb-PH20)Fi02-(PaC02*1.25), when FiO2 is >than 60%

What is the Alveoloar air equation? When do leave off the last part of the equation (*1.25) ?

2 to 80 parts per million (ppm)

What is the therapeutic does for Nitric Oxide (NO) ?

intermittent postitive pressure breather (IPPB), Good fitting non rebreather mask attached to a reservoir bag, with flow high enough to prevent collapse of bag.

What type of O2 device is used to administer Heliox treatment to intebated patient? to non-intebated patient?

max flow is 6 liters and % is (.24 -.44' % -.21) / 4 liters

convert % to NC if patient is not tolerating a mask? Also go backwards with the conversion % (this will be liter flow on NC)?

tidal volume (TV) x respiratory rate (RR)

How do you calculate minute respiration?

minute respiration

TV x RR results in ___ ___.

Gay Lussak's, p1/t1=p2/t2

the law that states: when gas is held at a constant volume, the temperature and the pressure are directly proporational. What is the formula?

Boyle's Law, P1xV1-P2xV2

the law that states: the volume that a gas occupies, when it is maintained at a constant temperature, is inversely proportional to the absolute pressure exerted upon it. What is the formula?

charles Law, V1/T1=V2/T2

the law that states: when a gas is held at a constant pressure, volume and temperature are directly proportional; What is the formula?

combined gas law, P1**V1/T1=P2**V2/T2

the law that explains: behavior of gases when any or all variables change simultaneously; What is the formula?

<2000

the reynolds number for Laminar flow is ____.

>4000

the reynolds number for turbulent flow is ____.

3000

the reynolds number for transient (transitional) flow is ____.

poisoullie's law

the law that states: when you decrease the radius of a tube by 1/2, the the resistance increases by 16x;

venturi principle

pressure that has dropped as fluid flows thru a constriction, can be restored to a preconstriction state by gradual dialation, distal to the constriction;

bernouli's principle

states that as velocity of a gas increases, the pressure on the lateral wall decreases

760**.50, PaO2=(Pb-PH20)FiO2-(PaC02**1.25);

conversion of 50% oxygen to mmHG if outside of the body? If inside the body with inspirational saturation?