WITH CORRECT ANSWERS A+ GRADED.
How does perforator allow blood to move?
a. Connect superficial > deep veins
b. Connect deep > superficial veins
c. Allow collaterals to bypass a thrombus
Connect superficial > deep veins
Why is the Valsalva maneuver performed for venous exams?
a. To check for venous patency
b. To check for venous phasicity
c. To check for venous reflux
d. To check for thrombus
To check for venous reflux
What is the first symptom in chronic occlusive disease?
a. Necrosis
b. Claudication
c. Rest pain
d. Paresthesia
Claudication
On a RAR, where should the Doppler sample be taken on the aorta?
a. Distal to the SMA
b. Proximal to the SMA
c. Distal to the IMA
d. Proximal to the IMA
Distal to the SMA
On a PW where does focal aliasing occur?
a. At the point of stenosis
b. Proximal to the stenosis
c. Distal to the stenosis
d. Aliasing cannot occur in PW
, At the point of stenosis
In Poiseuille law, what is the most important factor?
a. Length of the vessel
b. Area of the vessel
c. Radius of the vessel
d. Thickness of the vessel
Radius of the vessel
In arterial disease, collaterals happen in a/an ___________ process.
a. Acute
b. Chronic
Chronic
What ratio helps to differentiate between an increased velocity and a
vasospasm in the MCA?
a. Bernoulli
b. Reynolds
c. Lindegaard
d. Poiseuille
Lindegaard
A sonolucent area noted within plaque is called.
a. Intraplaque hemorrhage
b. Necrotic
c. Fibrous
d. Calcified
Intraplaque hemorrhage
A rare type of vasculitis, a group of disorders that causes blood vessel
inflammation, damage to the aorta & its branches is called.
a. Raynaud's syndrome
b. Takayasu's arteritis
c. Atherosclerosis
d. Intimal hyperplasia
Takayasu's arteritis