52 results
CARDIAC MYOCYTE POTENTIALS

#Pathophysiology #Cardiology #Cardiac #Myocyte #Ventricular #ActionPotentials #Channels #Phases
CARDIAC MYOCYTE ... Cardiology #Cardiac #Myocyte
Nuclear myocardial perfusion imaging (MPI) may be performed by either single-photon emission CT (SPECT) or positron
dynamics as well as myocyte ... dipyridamole and adenosine ... non-selective adenosine ... coronarystenosis, #adenosine
Cardiac Myocyte Contractile cycle
 - Ca2+ binds to TnC → TnI is inhibited → conformational change
Cardiac Myocyte ... Pathophysiology #Cardiology #Myocyte
Action potential in cardiomyocytes
The action potential in typical cardiomyocytes is composed of 5 phases (0-4), beginning
ActionPotential #Myocytes
Real time ECG of a patient in SVT being actively Cardioverted with Adenosine

- Mark Ramzy DO,
Cardioverted with Adenosine ... Cardioversion #Adenosine
Cardiomyopathies 

Manifestations of cardiomyopathy (CM) range from microscopic alterations in cardiac myocytes to fulminant Heart Failure
alterations in cardiac myocytes
Single Syringe Adenosine - Instructions
1) Dilute 6-12 mg of adenosine in a syringe for a total
Single Syringe Adenosine ... Dilute 6-12 mg of adenosine ... Single #Syringe #Adenosine
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
MISCELLANEOUS • Adenosine
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
antagonists 7) Adenosine
Innate Immune Cells - Pathophysiology
The innate immune system consists of granulocytes, mast cells, natural killer cells,
killer cells, and monocytes ... Monocytes and neutrophils ... Monocytes and B-cells