For litmus, it so happens that the 50 / 50 colour does occur at close to pH 7 - that's why litmus is commonly used to test for acids and alkalis. As you will see below, that isn't true for other indicators. Methyl orange. Methyl orange is one of the indicators commonly used in titrations. In an alkaline solution, methyl orange is yellow and the structure is: Now, you might think that when you add an acid, the hydrogen ion would be picked up by the negatively charged oxygen. That's the obvious place for it to go.
Ankle sprain: Types list. The list of types of Ankle sprain mentioned in various sources includes: 1  Anterior talofibular ligament sprain - most common. 2  Calcaneofibular ligament sprain - second most common.  Inversion injury - from the foot turning inward.
A high ankle sprain is used to describe a particular type of ankle ligament injury. Normally, when someone sustains a sprained ankle, the ligaments that surround the ankle joint are torn. These injuries commonly cause pain and swelling around the ankle. A high ankle sprain occurs when there is an injury to the large ligament above the ankle that joins together the two bones of the lower leg. These two bones, the tibia (shin bone) and fibula, run from the knee down to the ankle.