Kluver-Bucy Syndrome is a rare neurobehavioral disorder associated with bilateral destruction of the anterior part of the temporal lobes of the brain. This removes not…
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Category: Physiology
Lesions of Upper Motor Neurons and Lower Motor Neurons
Upper Motor Neurones (UMN), Lower Motor Neurone (LMN) and their Lesions All the neurons contributing to the pyramidal and extrapyramidal systems should be called upper…
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Resting Membrane Potential, Action Potential and Ionic Basis
Resting Membrane Potential (RMP) There exists a potential difference across the cell membrane in all the living cells in resting conditions which is known as…
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Renal Counter Current Mechanism Made Simple
Introduction: Countercurrents exist when fluids flow in opposite directions in parallel and adjacent tubes. There are 2 countercurrent systems and an osmotic equilibrating device: Countercurrent…
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Cardiac Cycle
Definition: Cardiac cycle refers to the cardiac events that occur from the beginning of one heart beat by spontaneous generation of action potential in SA…
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Function of Juxtaglomerular Apparatus (JGA)
Juxtaglomerular Apparatus or Complex is a specialized region of a nephron where the afferent arteriole and Distal Convoluted Tubule (DCT) come in direct contact with…
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Auscultatory gap in hypertension
Sometimes during manual blood pressure measurement by auscultatory method, after a few initial tapping sounds, no sound is heard for a variable duration and then…
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Lung Volumes, Capacities and Dead Space
Lung Volumes, Capacities and Dead Space- Definitions and Normal values . Knowledge of these values are quite important to understand respiratory physiology, pathological basis of various respiratory…
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Mechanism of Cough and Sneeze
Receptors Extrathoracic: nose, oropharynx, larynx, upper trachea Intrathoracic: rapidly adapting irritant receptors in epithelium of lower trachea and large central bronchi Other locations: tympanic membrane,…
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