Study Guide Test 1

Question 1

What would be some warning signs of stroke

Answer 1

Temporary blindness in one eye (quizlet)

Question 2

Adifferenxe in 20 ml mecury pressure between arms suggest disease in what vessel

Answer 2

Subclavin artery

Question 3

Doppler signal from the ECA is what kind of flow?

Answer 3

High resistance

Question 4

What kind of flow patteren is the ICA

Answer 4

Low resistance

Question 5

Which is not an U/S finding of an ICA occlusion

Answer 5

Reduced diastolic blood flow patteren (quizlet)

Question 6

TIA deficit

Answer 6

Resolves within in 24hrs

Question 7

Vetebra A. , bilateral are typically the same w/o disease, so they are?

Answer 7

Asymmetrical

Question 8

When you put blood doppler in blood sample,it should be parallel to what?

Answer 8

To the vessel wall

Question 9

The degree of stenosis of the originOf the ICA is determined by?

Answer 9

Peak systolic and end diastolic

Question 10

Most valuable tool to determine stenosis

Answer 10

Doppler

Question 11

Innominate A. Divides into what two vessels?

Answer 11

Rt subclavain Rt CCA

Question 12

Sample volume should be kept where inside the vessel during the carotid exam?

Answer 12

Small

Question 13

Abnormal spectral waveform from the ICA suggests what?

Answer 13

Prox or distal disease or occlusion

Question 14

Contralateral ICA occlusion may cause ipsilateral to what

Answer 14

Increased

Question 15

Determine ICA, CCA ratio, CCA should be ontained from what portion of the CCA

Answer 15

Distal segment (AFL)

Question 16

What is a characteristic of a subclavian steel

Answer 16

Reversal of flow from the vertebrale arteries

Question 17

Systolic velocity recorded from the orgin of ICA Is less then 125cm/s what does that tell us?

Answer 17

Stenosis less then 50% diameter Reductions

Question 18

Transient/partial Complete loss of vision is what term?

Answer 18

Amaurosis fagux

Question 19

Carotid body assits in regulating all of the following except?

Answer 19

balance (AFL)

Question 20

Most common visualized branch of the ECA

Answer 20

Superior thyroid

Question 21

Normal flow disturbance (when color is different color) is what?

Answer 21

Boundary layer seperation

Question 22

Union of Vertebral A. Join to form what vessel

Answer 22

Basilar A.

Question 23

Inability to speak or express oneself Is what (left hemisphere for strokes)?

Answer 23

Aphasia

Question 24

North America symptomatic carotid Endarterectomy Trial abbervation

Answer 24

NASCET

Question 25

CVA several casues, know them

Answer 25

Family history, smoking,old age,diabeties, Hypertension, high chelestrol (risk factors) Embolism 30% , thrombosis 60%, hemorrhage 10-15 % (causes) AFL

Question 26

Name disorder when symptoms reslove within 24hrs

Answer 26

TIA

Question 27

Has symptoms resolve,but not within 24hrs

Answer 27

RIND

Question 28

Vertebral basilar sypmtoms include what?

Answer 28

Drop attack, Syncope, Black out, Memory loss,vertigo,dizziness, Diplopia

Question 29

If you see sonolucent area within plaque, what could it represent

Answer 29

Hemorrhagic plaque