Dark chocolate colored much like a Yorkie sort of breed Newer info--The dog, Toto, in the movie is a small Cairn Terrier and his color is a grizzled gray. In the book, Totâ¦o is actually a Yorkshire Terrier-a.k.a. Yorkie.
Why It Is Done. An arterial blood gas (ABG) test is done to: 1  Check for severe breathing problems and lung diseases, such as asthma, cystic fibrosis, or chronic obstructive pulmonary disease (COPD) .2  See how well treatment for lung diseases is working.3  Find out if you need extra oxygen or help with breathing (mechanical ventilation).n arterial blood gas (ABG) test is done to: 1  Check for severe breathing problems and lung diseases, such as asthma, cystic fibrosis, or chronic obstructive pulmonary disease (COPD) .
What Is an Arterial Blood Gas Test? An arterial blood gas test, commonly known as an ABG, is performed on blood from an artery. It is used to see how well the lungs are functioning and to determine the effectiveness of respiratory therapies, such as the use of a ventilator, CPAP, BiPAP or oxygen.