(Be ready to show students the 19-slide How Does an Ultrasonic Sensor Work? Presentation, a Microsoft Â® PowerPoint Â® file, to teach the lesson. In advance, make copies of the Ultrasonic Sensor Pre-Quiz and Ultrasonic Sensor Post-Quiz, one each per student, provided as attachments and slides.
Progression. Testicular cancer (specifically, germ cell tumors) is an aggressive cancer, doubling in size every 10 to 30 days. If not treated, testicular cancer can spread via the lymphatic pathways.The lymph glands around the aorta and the vena cava at the level of the kidneys are the first to be involved.n advanced cases it can spread to the lungs, liver, brain, bone, kidney, adrenal gland, and spleen. Without treatment, a testicular cancer patient will die on average 2-3 years from time of diagnosis.
Testicular cancer is the 16th most common cancer among males in the UK (2014), accounting for 1% of all new cases of cancer in males. In 2014, there were 2,418 new cases of testicular cancer in the UK. The crude incidence rate shows that there are 8 new testicular cancer cases for every 100,000 males in the UK. The European age-standardised incidence rates (AS rates) do not differ significantly between the constituent countries of the UK.