The ventricular action potential has a long refractory period so that the mechanical response of the ventricle will be discrete; one coordinated mechanical response per electrâ¦ical activation sequence. Otherwise, with additional electrical stimuli, the mechanical responses would summate producing a prolonged contraction.
Microfracture Technique. Overview. Microfracture is a surgical technique that has been developed to treat chondral defects, which are damaged areas of articular cartilage of the knee. It is a common procedure used to treat patients with full thickness damage to the articular cartilage that goes all the way down to the bone.
Microblading is a semi-permanent makeup process utilizing a manual hand tool to implant pigment in the skin. It creates natural, realistic hair strokes and has been referred to as eyebrow embroidery. It is a form of micropigmentation. It can take thin, sparse eyebrows and make them look full and natural.