2391 results
Action potential
a, adrenergic receptor
Heart, glands, smooth muscle
Inactivated:
by #MAO
by #COMT
Capillary
Diffusion into blood (raises NE in blood)
Activates
Inhibits
Adrenal medulla
#L-tyrosine
Varicosities
Epinephrine
Bloodstream
Inactivated
Adrenal medulla #L-tyrosine ... MAO) Ca NE #L-dopa
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... (HCO3 < 24mmol/L) ... (HCO3 > 28mmol/L) ... AcidBase #Disorders #Differential
GOLDMARK - Mnemonic for Anion Gap Metabolic Acidosis
G - Glycols
O - Oxoproline
L - L-Lactate
D - D-Lactate
M
- Oxoproline L ... - L-Lactate D - ... Acidosis #diagnosis #differential
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Metabolic Alkalosis - Differential ... chloride < 20 mmol/l ... chloride > 20 mmol/l ... Alkalosis #Causes #Differential
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Na+ < 135 meq/L, ... Diagnosis #Nephrology #Differential
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
• UNa < 20 mEq/L ... • UNa > 30mEq/L ... hyponatremia #diagnosis #differential
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... osmolality = 2 (Na meq/L ... + K meq/L] + [BUN ... Polydipsia #Polyuria #Differential
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
• Flow: 1 - 6 L/ ... 25 - 40% (-4%/L ... • Flow: 5 - 10 L/ ... Flow: 10 - 15 L/ ... • Flow: 2 - 15 L/
The causes of Pancreatitis 
The mnemonic "l Get Smashed" 
is often found to be helpful. 

Idiopathic
The mnemonic "l ... Pregnancy) #Differential
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Sodium 130 mEq/L ... Potassium 4 mEq/L ... Calcium 1.5 mEq/L ... lactate 28 mEq/L ... of 273 mOsmol/L