Minute Ventilation = ___ x ___
Respiratory Rate times Tidal Volume
Which Receptor does Zofran Antagonize?
5HT3
How does Topiramate cause a NAGMA?
Inhibits Carbonic Anhydrase!
What happens to the Ionized Calcium Levels in an Acidosis?
Increase!
You should start one of these 2 antibiotics within 1 hour of documented fever in a neutropenic patient
Zosyn or Cefepime (Anti-Pseudomonal)
On the obstructive loop, which point has a higher percentage of "better airways", point A or point B?
B
What is the other absolute contraindication to the use of Scopolamine besides severe allergy?
Acute Angle Closure Glaucoma
How do you correct the Anion Gap for Hypoalbuminemia?
Corrected anion gap = anion gap + [ 2.5 × (4 - albumin, g/dL)
What are the two organs where Vitamin D Hydroxylation takes place?
Liver, Kidneys
This class of antibiotic is first line to treat SBP, it is also usually used for this number of days.
NEED BOTH
3rd Generation Cephalosporin (Cefotaxime/Ceftriaxone)
5-7 day course
In order to diagnose Hypoventilation, what value MUST be elevated?
- PaCO2
What is the main neuropeptide that is blocked by Neurokinin 1 Receptor Antagonists?
Substance P
Walk us through how to determine the Osmolar Gap (including any related equations)
Measured Serum Osms subtracted by the calculated osms
2Na + BUN/2.8 + Glucose/18
Why is it that use of Calcitonin is not effective after 2-3 Days?
Tachyphylaxis
The definition of Hyperleukocytosis
WBCs > 100k
These 3 Pulmonary Processes/Problems "Push" the Mediastinum towards the contralateral side of the disease process
Mass
Effusion
Tension PTX
What are the 5 Main receptors involved in activating the vomiting center?
M1
H1
5HT3
D2
NK1
What Metabolic Processes are occurring with the following information: (Assume Normal Anion Gap is 12, and normal Bicarb is 24)
Anion Gap = 18
Bicarbonate = 10
AGMA and NAGMA
What are the 3 main ways that Cancer can cause Hypercalcemia?
- PTH-rp Mediated
- Granuloma Mediated (Lymphoma)
- Lytic Bone Disease
Every CD4% of 7 is equal to a CD4 count of approximately _____.
100
In an Acute Respiratory Acidosis, for every increase in PaCO2 of ______ the Bicarb increases by ______
10, 1
Metoclopromide
A patient has the following laboratory findings:
Bicarbonate: 13 mEq/L
Arterial blood gases (ambient air): pH 7.29, PCO2 28 mm Hg
Which of the following is the most likely acid-base status?
A) Acute respiratory acidosis
B) Chronic respiratory acidosis
C) Metabolic acidosis plus primary respiratory alkalosis
D) Metabolic acidosis w/ appropriate respiratory compensation
E) Metabolic acidosis plus respiratory acidosis
Metabolic acidosis w/ appropriate respiratory compensation
In an individual with Primary Hyperparathyroidism, but otherwise healthy, what would you expect of the following labs ?? (Higher vs. Lower)
- Calcidiol
- Calcitriol
- Phosphate
- Calcidiol -> LOWER
- Calcitriol -> HIGHER
- Phosphate -> LOWER
The 3 Genera that are High Risk of Inducible AmpC Resistance
- Citrobacter (freundii)
- Klebsiella (aerogenes)
- Enterobacter (cloacae)