Ultrasound PPT

Question 1

2 main controls used during ultrasound scanning

Answer 1

gain

depth

Question 2

what function adjusts the sensitivity of the US probe

Answer 2

gain

Question 3

what US function adjusts the distance that the probe scans in the tissue

Answer 3

depth….

Question 4

what US view gives us the pencil point view of the needle, vessel, or nerve

Answer 4

short axis

Question 5

what US view places the structure in parallel with the US wave and allows more of needle or structure to be seen at one time

Answer 5

long axis

Question 6

what US view is commonly used commonly to scout vessels

Answer 6

short axis

Question 7

what US view is used to confirm that the needle/wire/etc is following the correct path

Answer 7

long axis

Question 8

US approach typically used for nerve block

Answer 8

short axis of the vessel with the needle in long axis

Question 9

US manipulation limitations for nerve block

Answer 9

limited to shallow and deep adjustments (LAX used - L or R movements would move needle out from US wave/view)

Question 10

why is SAX (of the needle) not good for nerve blocks?

Answer 10

the tip of the needle is the only thing visible