Refractoriness in cardiac muscle.
Explore the source record for details and available documents.
Heart↗
Biomedical subjects
B F HOFFMAN
Publications and source records attributed to B F HOFFMAN.
The physiological effects of sleeping on hard or soft beds.
Explore the source record for details and available documents.
Beds↗
Anodal effects during the refactory period of cardiac muscle.
Explore the source record for details and available documents.
Heart↗
Postextrasystolic potentiation of contraction in cardiac muscle.
Explore the source record for details and available documents.
Heart↗
Effect of several cations on transmembrane potentials of cardiac muscle.
Explore the source record for details and available documents.
Cations↗
Quantitative evaluation of sleep.
Explore the source record for details and available documents.
Humans↗
Sleep and variations in certain functional activities accompanying cyclic changes in depth of sleep.
Explore the source record for details and available documents.
Humans↗
The effect of epinephrine and norepinephrine on ventricular vulnerability.
Explore the source record for details and available documents.
Epinephrine↗
Effect of heart rate on cardiac membrane potentials and the unipolar electrogram.
Explore the source record for details and available documents.
Heart↗
Cardiac cellular potentials; effect of vagal stimulation and acetylcholine.
Explore the source record for details and available documents.
Acetylcholine↗
Effects of l-epinephrine and l-nor-epinephrine on cardiac excitability.
Explore the source record for details and available documents.
Epinephrine↗
Effect of vagal stimulation on cardiac excitability.
Explore the source record for details and available documents.
Heart↗
Cellular potentials of intact mammalian hearts.
Explore the source record for details and available documents.
Animals↗
Auricular fibrillation; relationship of 'vulnerable period' to 'dip' phenomenon of auricular excitability curve.
Explore the source record for details and available documents.
Atrial Fibrillation↗
Effect of rate on excitability of dog's ventricle.
Explore the source record for details and available documents.
Animals↗
Vulnerability to fibrillation and the ventricular-excitability curve.
Explore the source record for details and available documents.
Arrhythmias, Cardiac↗
Studies of cardiac conduction during ischemia and hypoxia.
Explore the source record for details and available documents.
Heart↗