How important is pre-operative health check for your pet? The health check is divided into general physical examination and laboratory examination. General physical examination includes looking at the color of the mucous membranes, palpation, listening to the lungs, listening to the sound and rhythm of the heart, and feeling the pulse. Laboratory examination includes a complete blood count (measuring the level of red blood cells/white blood cells/platelets), blood test to check liver and kidney function, and blood electrolyte test (especially in emergency surgery, such as …