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.
The average healing times are: (1) mild sprains â 2 to 6 weeks, (2) moderate sprain â 6 to 8 weeks, (3) severe sprains â 8 weeks to 10 months.The complications listed above are more likely to occur in the case of repeated injuries.he average healing times are: (1) mild sprains â 2 to 6 weeks, (2) moderate sprain â 6 to 8 weeks, (3) severe sprains â 8 weeks to 10 months.