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Vascular Board > Chapter 16 Cerbrovascular Gross Anatomy > Flashcards

Chapter 16 Cerbrovascular Gross Anatomy Flashcards

1
Q

The right CCA is a branch of the

A

Right innominate

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2
Q

The left CCA is a branch of the

A

Aortic arch

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3
Q

The majority of blood flows into the

A) ICA
B) ECA

A

A) ICA

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4
Q

What artery travels into the base of the skull without branching

A

ICA

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5
Q

Name the 2 intracranial branches

A

1) opthalamic artery
2) posterior communicating artery

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6
Q

What artery originates near the carotid siphon and is a significant curve of the ICA

A

Ophthalamic artery

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7
Q

What artery terminates in the MCA and ACA

A

ICA

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8
Q

What artery distributes blood to low resistance vascular beds

A

ICA

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9
Q

What is the first branch of the ECA

A

Superior thyroid artery

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10
Q

What artery distributes blood to high resistive vascular beds

A

ECA

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11
Q

What is the first branch off the subclavian artery

A

Vertebral artery

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12
Q

This artery is usually smaller than the left and unites after entering the skull to form the basilar artery

A

Vertebral artery

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13
Q

What artery is formed by the confluence of the vertebral arteries

A

Basilar artery

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14
Q

What artery divides into posterior cerebral arteries

A

Basilar artery

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15
Q

The _______ of ______ is a hexagonal arrangement of distal _____ and _____ joined together by the ______ and joined together by the _______

A

Circle of Willis
ICA and ACA
Acomm and Pcomm

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16
Q

What artery arises from the ophthalmic artery and travels anteriorly and superiorly to the globe

A

Supraorbital artery

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17
Q

What artery arises from the ophthalmic artery and exits the orbit medially to supply the mid forehead and joins the ECA via some of its branches

A

Frontal artery

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18
Q

What is the largest intra-arterial connection

A

Circle of Willis

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19
Q

The total fluid energy along a streamline of fluid flow is constant is called the

A

Bernoulli principle

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20
Q

How are velocity and pressure related

A

Inversely

21
Q

How are velocity and area related

A

Inversely

22
Q

Name 3 things that cause energy loss through inertia

A

1) eddy currents
2) turbulence
3) vortices

23
Q

_________ causes increased energy losses

A

Acceleration

24
Q

Obstruction of a blood vessel by a piece of thrombus is called

A

Thromboembolic

25
Q

_________ is large amounts of red blood cells trapped within a fibrin network

A

Thrombus

26
Q

________ is a piece of thrombus that breaks loose and travels distally until it lodges in a small vessel

A

Embolism

27
Q

What is a localized dilatation of blood vessels due to congenital defects or weakness of the wall

A

Aneurysm

28
Q

What results from a sudden tear in the intima and creates a false lumen which may gradually extend proximally or distally

A

Dissection

29
Q

This is the most commonly caused by dysplasia of the media along with overgrowth of collagen

A

Fibromuscular dysplasia (FMD)

30
Q

Where is a carotid body normally located

A

Just above the carotid bifurcation

31
Q

Intimal thickening from rapid production of smooth muscle cells is called

A

Neointimal hyperplasia

32
Q

_____________ is a rhythmic throbbing of an artery in time with the heart beat

A

Palpation

33
Q

Name the 4 common sites to palpate

A

1) Common carotid
2) superficial temporal
3) subclavian
4) axillary artery

34
Q

_________ is listening through a stethoscope

A

Auscultation

35
Q

_______ is a noose heart as a result of turbulent flow

A

Bruit

36
Q

Name 2 common sites for bruit evaluation

A

1) carotid
2) subclavian

37
Q

Specific eye symptoms example amaurosis fugax are suggestive of _________ _______ disease

A

Ipsilateral ICA

38
Q

_________ ________ is weakness or slight paralysis on one side of the body

A

Unilateral paresis

39
Q

_________ ________ is prickling or tingling of the skin

A

Unilateral paresthesia

40
Q

______ inability to speak

A

Aphasia

41
Q

________ _______ is temporary, partial, or total blindness usually of one eye

A

Amaurosis fugax

42
Q

_______ is commonly referred to as nearsightedness

A

Myopia

43
Q

Name 4 symptoms that are frequently seen with an ICA lesion

A

1) unilateral paresis
2) unilateral paresthesia
3) aphasia
4) amaurosis fagux

44
Q

________ is difficulty in maintaining equilibrium

A

Vertigo

45
Q

________ muscular uncoordination

A

Ataxia

46
Q

Name 5 symptoms frequently seen with verterbrobasilar lesion

A

1) vertigo
2 ataxia
3) bilateral visual blurring
4) bilateral paresthesia or anesthesia
5) drop attack

47
Q

_______ is a sensation or whirling with a tendency to fall

A

Dizziness

48
Q

_______ is transient loss of consciousness

A

Syncope

Vascular Board (29 decks)

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