A mule is the result of a horse that has been bred with a donkey. Mules are generally sterile, meaning that they cannot be bred with each other in most cases. They also have 63 chromosomes. In appearance, mules may look very similar to donkeys. They also have stiff hair. Much like donkeys, mules are strong animals and tend to have calmer personalities.
To research the causes of Air embolism, consider researching the causes of these these diseases that may be similar, or associated with Air embolism: 1  Dyspnea. 2  Pulmaonary barotrauma. 3  Decompression syndrome. 4  Stroke. Thrombosis.
Symptoms....: Air embolism is very serious and is often life-threatening. Symptoms can include sudden onset of shortness of breath, chest pain, hallucinations, passing out, low oxygen levels, cardiac arrhythmias, etc. There also needs to be a way for air to enter the bloodstream, travel to the heart/lungs and obstruct.