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ARDMS > Vascular Final > Flashcards

Vascular Final Flashcards

1
Q

Aorta is (high/low) resistance below the renal arteries?

A

High

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2
Q

Movement and direction of flow is know as?

A

Kinetic Energy

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3
Q

What must be present for flow to occur?

A

Pressure Gradient

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4
Q

_______ ________ is a basic principle of fluid dynamics?

A

Reynold’s Number

*>2000 flow is disturbed

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5
Q

Vasoconstriction and vasodilation typically occur where?

A

Capillaries

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6
Q

CFV has a (high/low) resistance profile?

A

High

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7
Q

If viscosity increases then resistance?

A

Increases

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8
Q

Which law states that a change in radius of a vessel can result in large change in blood flow?

A

Poiselle’s Law

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9
Q

Resistance and flow are ________ related?

A

Inversely Related

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10
Q

Hydrostatic pressure is equal to?

A

Gravitational Energy

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11
Q

Which artery terminates at the thoracic outlet?

A

Subclavian Artery

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12
Q

In a stenosis vessel the _______ ________ is the greatest at the level of the stenosis.

A

Kinetic Energy

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13
Q

Exercise causes vessels to (constrict/dilate)?

A

Vasodilate

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14
Q

Vasoconstriction occurs when the body is (heating/cooling)?

A

Cooling

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15
Q

Portal vein flow is (hepatofugal/ hepatopetal) with portal hypertension?

A

Hepatofugal

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16
Q

Which two veins join to form the innominate vein?

A

Subclavian vein and internal jugular vein

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17
Q

Which graft bypasses a single iliac artery obstruction?

A

Fem-Fem Graft

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18
Q

A _______ graft has a double-walled appearance.

A

Synthetic

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19
Q

The graft that leaves the vein in place and disables the valve is called?

A

In-Situation Graft

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20
Q

When doing a graft in the leg the vein should measure more than?

A

2.5 mm

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21
Q

Three characteristics of a normal venous study are?

A

Patency, spontaneity, respiratory physicity.

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22
Q

Standing (increases/decreases) vein diameter?

A

Increases

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23
Q

Venous insufficiency is also called?

A

Reflux

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24
Q

Perforator flow?

A

Superficial to deep

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25
Q

With DVT patients may be asymptomatic? (True/False)

A

True

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26
Q

IVC is (high/low) resistance?

A

Low

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27
Q

Which two veins join at the saphofemoral junction?

A

CFV and GSV

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28
Q

What three vessels make up the Mickey-mouse sign in the leg?

A

SFA, PFA(DFA), CFV

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29
Q

A pressure gradient is present in?

A

Capillary Beds

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30
Q

Force per unit equals?

A

Pressure

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31
Q

Spider veins are also called? And occur in the left subdermic system.

A

Telangiectasias

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32
Q

The vein of giacomini drains the?

A

GSV

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33
Q

Venous pooling reduces venous return to the heart and results in?

A

Decrease in cardiac output

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34
Q

Toward the head means?

A

Cephalic

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35
Q

Where in the body has the highest vascular pressure?

A

Heart

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36
Q

IVC drains into the?

A

Right atrium

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37
Q

Post-op, pregnancy, and trauma are all risk factors of?

A

DVT

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38
Q

The ________ ________ is the open space inside the vessel left by clot/ stenosis?

A

Residual Lumen

39
Q

_______-________% blood flow is in the venous system?

A

75-80%

40
Q

Supine hydrostatic pressure is ______mmHg?

A

15mmHg

41
Q

Anterior Tibial arteries form the?

A

Dorsalis Pedis

42
Q

Best indication for acute DVT is?

A

Acute unilateral edema

43
Q

Arteries are ______ and veins are ______ in the leg.

A

Arteries> lateral

Veins> medial

44
Q

Smaller saphenous vein drains into the?

A

Popliteal Vein

45
Q

The vessel ______ has the greatest effect on flow/velocity through a vessel.

A

Radius

46
Q

For every 12” below the heart there is _____mmHg of hydrostatic pressure.

A

22mmHg

47
Q

Supine venous intraluminal pressure is ______mmHg.

A

10mmHg

48
Q

Where are Boyd’s perforator veins located?

A

Knee

49
Q

Sclerotheropy injections of superficial veins do what?

A

Induce Thrombus

50
Q

More than 90% of PEs come from where?

A

Lower Extremities

51
Q

Chronic thrombus has been present for longer than _____ weeks.

A

12 weeks

52
Q

Name a reason to perform a renal artery study!

A

Hypertension

53
Q

Banking probe along longitudinal axis is called?

A

Rocking

54
Q

Vertebral arteries are (low/high) resistance.

A

Low

55
Q

The Greater saphenous vein drains into the?

A

Common Femoral Vein

56
Q

An abnormal communication between an artery and vein is called?

A

Fistula

57
Q

Brown discoloration in the ankle and foot is called?

A

Stasis Dermatitis

58
Q

Velocity (increases/decreases) resistance?

A

Increases

59
Q

Soleal veins lie deep in soleal muscle and drain into the?

A

Posterior tibial veins

60
Q

What three things make up the anterior tibial complex?

A

Two veins, one artery, and one nerve

61
Q

Vein of giacomini can be seen as a continuation of?

A

Smaller saphenous vein

62
Q

Intracranial circulation is (high/low) flow, and (high/low) resistance?

A

High flow, low resistance

63
Q

Veins that are palpable, distended, and twisted are called?

A

Varicose veins

64
Q

Vessel inferior to the adductor canal and superior to anterior tibial confluence is called the?

A

Popliteal vein

65
Q

What is the most significant risk factor for DVT?

A

Diabetes

66
Q

Peripheral resistance in capillary beds will not decrease in response to emotional stress? (True/false)

A

True

67
Q

Which veins are a continuation of the dorsalis pedis?

A

Anterior tibial veins

68
Q

Hydrostatic pressure is ______mmHg while standing?

A

25mmHg

69
Q

GSV and LSV are superficial or deep veins?

A

Superficial

70
Q

Hepatic artery, splenic artery, and superior mesenteric artery are all (low/high) resistance?

A

Low resistance

71
Q

Anterior accessory saphenous veins is a tributary of the _______ that drains the anterior thigh?

A

Greater saphenous vein

72
Q

Moving probe along skin cephalic or caudal is called?

A

Sliding

73
Q

Burning sensation in the legs when exercising is called?

A

Venous claudication

74
Q

When scanning the vein you want to stay _______ to the vessel?

A

Perpendicular

75
Q

Which vein comes off the popliteal vein and runs superficially down the back of the leg?

A

Smaller saphenous vein

76
Q

Medial and posterior calf muscles and foot are drained by the?

A

Posterior tibial veins

77
Q

Branches off the aortic arch in order are?

A

Innominate/brachiocephalic
Left common carotid artery
Left subclavian artery

78
Q

Symptoms of valvular insufficiency include?

A

Stasis dermatitis
Ulcers
Heaviness in legs

79
Q

Gastric veins drains into which vein?

A

Popliteal vein

80
Q

Psuedoaneurysm has what sign?

A

Ying-Yang sign

81
Q

An endarterectomy will not be performed on a stenosis less than ____%?

A

60%

82
Q

Which two veins joint to form the axillary vein?

A

Brachial and cephalic

83
Q

_______ _______ is the return Doppler signal broken up into component frequency shifts?

A

Spectral Doppler

84
Q

Amount of fluid moving past a certain point is called?

A

Volumetric flow rate

85
Q

Second branch off the aorta is called the?

A

Superior mesenteric artery

86
Q

How many valves do perforator veins have?

A

One

87
Q

The gastrocnemius vein drains into the?

A

Popliteal vein

88
Q

4th leading cause of death is?

A

Stroke

89
Q

What is an object that breaks loose and gets lodged into a vessel?

A

Embolus

90
Q

What must be present for flow to occur?

A

Pressure gradient

91
Q

Which syndrome is after a DVT when valves become incompetent?

A

Post-phelbitic syndrome

92
Q

Portal hypertension is seen with _______ of the liver?

A

Cirrhosis

93
Q

CFA is (high/low) resistance?

A

High

ARDMS (1 decks)

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