Quiz 2 Flashcards
What is the second waveform in this spectral tracing demonstrating?
temporal tap
What artery branches into the internal carotid artery and the external carotid artery?
CCA
What is the third branch off of the aortic arch?
left subclavian artery
What is this image representing?
The Circle of Willis
Which vessels are considered posterior circulation?
- CCA & ICA
- vertebral artery & basilar artery
- vertebral arteries & CCA
- basilar artery & CCA
- vertebral artery & basilar artery
Name one common work related musculoskeletal disorder amongst sonographers. (Be as specific as possible)
carpal tunnel, cubital tunnel etc
The superior thyroid artery is the first branch off the:
ECA
Blood always take the path of _______ resistance
least
What is the second branch off of the aortic arch?
LCCA
Vertebral arteries branch off the:
subclavian arteries
Looped, kinked or curved refers to the different types of vascular tortuosity.
T or F ?
T
The vertebral artery lies _______ to the vertebral vein.
posterior
Which segment of the carotid system enters the cranium, but does not have any branches until it enters the cranium?
ICA
Every human has a complete Circle of Willis.
T or F ?
F
*A study in PLOS ONE notes that about 70% of people may have an incomplete circle of Willis. An incomplete circle of Willis can take a few different forms.
Tortuous vessels can ________ the velocity without the presence of stenosis.
increase
