A fracture may cause the heel bone to widen and shorten. In some cases, a fracture may also enter the subtalar joint in the foot. When this occurs, damage to the articular cartilage covering the joint may cause long-term complications such as chronic pain, arthritis, and loss of motion.
General characteristics of the kingdom Monera are as follows: They are primitive organisms. All organisms of the kingdom are prokaryotes. They are present in both living and non-living environment. They can survive in harsh and extreme climatic conditions like in hot springs, acidic soils etc. They are primitive organisms. 2  All organisms of the kingdom are prokaryotes. 3  They are present in both living and non-living environment. 4  They can survive in harsh and extreme climatic conditions like in hot springs, acidic soils etc.
Characteristics of molluscs. 1  unsegmented soft body. 2  most have internal or external shell. 3  have a mantle-a fold in the body wall that secretes the hard prtesctive shell. 4  muscular foot and/or tentacles. 5  have a radula-a toothed structure used to grate food.haracteristics of molluscs unsegmented soft body most have internal or external shell have a mantle-a fold in the body wall that secretes the hard prtesctive shell muscular foot and/or tentacles have a radula-a toothed structure used to grate food two pairs of gills except in polmonate snails.