US instrument placed on cart, patient seated in reclinable chair, echographer seated onexamadjustableexamstooltotherightofpatientpatient'shead&, patient's screen situated closely together to view both simultaneously
The probe marker indicates what part of the screen & the opposite of the probe marker represents what part of the screen?
the probe marker represents the upper portion of the b‐scan screen display, the opposite of the probe represents the bottom of the display screen
Which direction does the transducer oscillate?
always occurs away from and towards the probe marker
The left & right side of the screen indicates what?
the left side is the face of the probe, the right side is the opposite of the probe face
Where is the best resolution on the display screen & where should the area of interest be displayed?
the center of the screen has the best resolution & is where pathology should be displayed
For transverse & longitudinal scans where should the patients gaze be directed?
away from the probe
For axial scans where should the patient fixate?
in primary gaze
What is considered the anatomic center for ultrasound?
the optic nerve (macula is the true anatomic center)
In a transverse scan the transducer moves in whadirection?
parallel to the limbus
In a longitudinal scan the transducer mover in what direction?
perpendicular to the limbus
List the primary transverse scans and the direction of the marker