2.In a scenario such as the one with 10-year-old Jessie, who needed an echocardiogram performed on her heart, why would a professional ultrasound technologist offer to allow
her parents to stay with her during the procedure?

The test is also called echocardiography or diagnostic cardiac ultrasound. ... Why do people need an echo test? Your doctor may use an echo test to look at your heart's structure and check ... Echo tests are done by specially trained technicians. ... Your technician puts gel on your chest to help sound waves pass through

Explanation:

i can't answer your question in very sad situation.

but if your situation is very bad, then you can find happiness by thinking about your past that has full of happiness.

or you should do meditation for some time to get rid off from that bad situation.