Math Sucks
Female 5'7'' Hospitalized VC range
611 - 916 mL
What is the alveolar air formula?
PAO2 = ((760 torr- 47 torr)x FiO2))- (PaCO2 /0.8)
Name the movie where this topics title came from?
Who was the main actor?
Waterboy
Adam Sandler
Who was the Disney character from the Kahoot?
Baymax
What are two ways to make an ABG more basic?
Remove ? and Add ?
Remove CO2 or Add HCO3
Vt- 500 mL
PIP- 45 cwp
Plat- 27 cwp
PEEP- 8 cwp
Peak Flow- 60 lpm
Please calculate dynamic compliance
13.51 mL/cwp
Heart Rate x Stroke Volume = ?
Cardiac Output
What are two roles of electrolytes?
Normal fluid volume balance
Nerve impulse transmission
Muscle contraction
19 y/o hx of cystic fibrosis
7.35 / 72 / 68 / 41
Chronic
5'10'' Female Drug Overdose, Intubated, Ventilating at Vt of 350 mL, RR of 12 bpm
7.30 / 53 / 66 / 23
What change to the vent would you make?
Increase Vt- Blow off more CO2. Get within 6-8 mL/ kg range
408- 544 mL
Vt- 500 mL
PIP- 45 cwp
Plat- 27 cwp
PEEP- 8 cwp
Peak Flow- 60 lpm
Please calculate dynamic compliance
Please calculate static compliance
18.75 mL/cwp
What is an minimum accepted NIF?
- 20 cwp
What is retained to compensate for higher levels of CO2?
HCO3
27 year old with dx of pneumonia
7.32 / 56 / 75 / 24
Acute
What is the name of the bifurcation at the main bronchi?
Carina
Vt- 500 mL
PIP- 45 cwp
Plat- 27 cwp
PEEP- 8 cwp
Peak Flow- 60 lpm
Please calculate airway resistance
1.8 cwp/L/sec
What equation shows the difference between the partial pressure of oxygen in the lungs compared to the partial pressure of oxygen in the arterial blood?
A-a gradient
What tonicity has greater than 0.9% NaCl
Hypertonic
56 y/o, COPD, recent hx of increased secretion production
7.28 / 56 / 51 / 28
Acute on Chronic
Higher ICPs (Intracranial pressure) are primarily caused by CO2, CO2 in the brain acts as a what?
Vasodilator
SaO2- 97%
HbO2- 12.3
PaO2- 72 mmHg
Calculate CaO2
16.2 mL/dl
What equation shows the difference between the partial pressure of oxygen in the blood compared to the fraction of inspired oxygen?
P/f ratio
Some inhaled respiratory medications are considered hypertonic, what is the purpose of this level in tonicity?
(Close answers will be accepted)
Draw fluid out of vascular into secretions to make them thinner
Daily Double!!!!!!!!!
What does SaO2 represent?
Percent of Hb filled with O2
What cell facilities the production of surfactant?
Type 2 Pneumocytes
What FiO2 would get this patient to an acceptable PaO2 for a patient w/o a hx of pulmonary disease?
7.44 / 36 / 47 / 24 on 30%
51%
Vt + IRV + ERV + RV = ?
TLC
What type of medications are used to promote fluid removal through the process of urination?
Diuretics
What does a acute on chronic ABG represent?
Acute event of a chronic issue
COPD patients are likely to have higher CO2 at a baseline? What is the primary cause of this?
Increased Raw leads to air trapping