The transducer moves over specific anatomic regions, forming a picture or measurement on the computer-controlled screen. This gives a moving picture o... the heart, with false colors corresponding to the speed of blood flow. Higher-resolution still images also are recorded, which allow precise measurements. By measuring the distance between the walls of parts of the heart, at various stages of heartbeat, the pumping efficiency can be calculated; the main such measurement is the left ventricular. But her assault on him was beginning to take its toll, and Jake began to feel that familiar surging in his balls. From the way Jake’s hands began to tightly grip her hips, Jessie deduced that her hunky nephew was rounding the bend towards his climax. Jessie was more determined than ever to go out with a bang. She sped up her humps as Jake began to thrust his butt off the bed in an attempt to further bury himself within her. Jake’s eyes rolled back and his head fell to the bed, and his first. I recovered my breath and pushed my buttocks back to give those naughty fingers an easier access to my now throbbing wet cunt…The fingers moved my soaked thong along my pussy lips and then, to my surprise and horror, it was pulled down to my ankles…I stood up and pushed my ass back again and waited for more.I felt a warm breath on my inner thighs; somebody was picking up my tiny thong from my ankles. I closed my eyes in anticipation…I waited, but during some moments nothing happened.I hoped he. Linda was fine with that, so we took off and went around town to pick up a bunch of stuff.Kathy said she would be home early afternoon, so we had no rush around town.Our errands did not take very long, so we went back home again. Linda put away her stuff and then came out of her room announcing that she was going over to her place to pick up some paperwork she needed. I watched some college football and asked if she would be ok. She said that she thought her cheating hubby was playing golf this.