Intercalated discs Definition. These are transverse bands that separate the adjacent ends in cardiac muscle fibers. Normally these structures appear as stained irregular lines at 90 degrees to the striped sarcomeric pattern.ntercalated discs Location. As mentioned earlier, these discs connect the individual heart cells called cardiomyocytes to form the atrial syncitium. In fact, both intercalated discs and pacemaker cells are characteristic of cardiac muscle tissues.
There are 3 levels (grades) of sprains. Grade 1 sprain: minor sprain; 1-4 weeks to heal. Grade 2 sprain: medium to significant sprain. Swelling, bruising and pain included. Micro-fracture included as well ; 4-8 weeks to heal. Grade 3 sprain: Usually a gales tired or broken bone or torn ligament. Associated with severe swelling and bleeding and inability to move limb; 8-12 weeks or more depending on severity.
3 I just put apple cider vinegar on my painful back sprain, how long does it take to heal? Dr. Ronald Galyon Dr. Galyon. Usually 8 weeks: Most back sprains heal in 8 weeks no matter what treatment is used as long as you do no re-injure it. This explains why so many methods claim to heal sprains. The main ingredient of acv is acetic acid. However, vinegars also have other acids, vitamins, mineral salts, and amino acids.