The spinal cord performs the following functions - Facilitates autonomic innervation Transmission of all sensory information coming from the... View Article
The gray matter comprises three types of cells - Funicular cells - are receptors cells (Afferent) extending from gray matter to the white... View Article
The spinal cord comprises the substantia alba (outside myelin-rich white matter) and substantia grisea (inside myelin-poor gray matter). The... View Article
Ventricular fibrillation (VF) is an uncommon arrhythmia in children. It is distinguished by chaotic, asynchronous ventricular activity which does... View Article
Isolated premature atrial contractions (PACs) are comparatively a common sight in small children and infants. The early P waves on the ECG... View Article
In the first-degree atrioventricular (AV) block there is a prolongation of the PR interval beyond the standard range for a particular age. Each... View Article
It is characterized by QRS complexes of morphology which is identical to that of the sinus rhythm without preceding the P waves. Compared to the... View Article
The sinus rhythm during sinus tachycardia occurs at a heart rate above the normal for a particular age. Often, in the perioperative setting, this... View Article
Myocarditis is the inflammation of the myocardium, which often is associated with myocyte degeneration and necrosis. Over a few years, the range... View Article
Of all the major subsets of cardiomyopathies, Restrictive cardiomyopathy (RCM) is the least common. It hints at a worse prognosis when found... View Article
Dilated cardiomyopathy (DCM) is also referred to as congestive cardiomyopathy. It is characterized by the dilation of the ventricular cavity,... View Article
It can be characterized by ventricular hypertrophy without distinctive hemodynamic etiology which leads to an increased myocardial thickness... View Article
Cardiomyopathy refers to diseases of the myocardium linked with cardiac dysfunction. It has been categorized into primary and secondary forms.... View Article
When the caudal neuropore experiences final closure, the process of primary neurulation develops into secondary neurulation. The spinal cord's... View Article
Before systole, electrical signals travel from the AV node to the AV bundle also referred to as the bundle of His to the Purkinje fibers, which... View Article
The ventricles relax in the early diastole and the semilunar valves close. The atrioventricular valves open causing the ventricles to get filled... View Article
Purkinje fibres associate with the ends of the bundle branches forming an interweaving network on the endocardial surface of both the ventricles.... View Article
The origin of the bundle branches is at the higher margin of the muscle interventricular septum, just under the membranous septum where the cells... View Article
The bundle of His is a structure connecting the distal portion of the compact-natured AV node, penetrating the central fibrous body. It advances... View Article
The notochord is derived during gastrulation. This structure serves as the base for the axial skeleton. The formation process starts when the... View Article
