When your physician says you do. There are many reasons why an ultrasound is ordered.
everything you need to know about ultrasound is right here http://en.wikipedia.org/wiki/Ultrasound
Ultrasound is ultrasound. The question cannot be answered. You must specify what you need to do with your ultrasound.
Need to know what anatomical part of the body this was done.
Animals use ultrasound but i do not know what animals do,
Ultrasound
Training will be provided to give all the knowledge that an ultrastenographer would need to know. That includes training with ultrasound equipment, the human anatomy and medical ethics.
by ultrasound..
not enough field of view on transvaginal scan
The Doppler ultrasound can produce higher resolve quality in the ultrasound picture.This increase in quality can assure the physician if there is really a need to preform a caesarean section.
yes
Focus on Physics in school, but note that it can be very difficult. Perhaps a mentor would help you. I suggest you speak to someone who already is a working ultrasound technician, and ask them what the best way is to progress.
I dont know when the Ultrasound was invented so if anybody knows please tell me lol :)