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2024 Circulatory > Test 4 > Flashcards

Test 4 Flashcards

(58 cards)

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1
Q

In the cranium, what do the superior petrosal sinuses empty into?

A

Sigmoid sinus

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2
Q

What best describes the terminal end of the internal carotid artery?

A

At the bifurcation into the anterior and middle cerebral arteries

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3
Q

The anterior communicating artery allows blood to flow between:

A

One anterior cerebral artery and the other

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4
Q

The brain, the eye, and pituitary receive their blood supply from the _______ artery

A

Internal carotid artery

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5
Q

The inferior Sagittal sinus becomes the (blank) after its Union with the (blank)

A

Becomes the
straight sinus
After it’s Union with the
Great vein of Galen

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6
Q

Name all cerebral and communicating arteries involved in the circle of Willis: (4)

A

Anterior cerebral artery
Middle cerebral artery
Posterior cerebral artery

Anterior communicating artery
Posterior communicating artery

(Note: there is no middle communicating artery in c-o-w)

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7
Q

The posterior communicating artery allows blood to flow between the (blank) and the (blank)

A

The anterior and posterior circulation sections

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8
Q

What vessel normally serves as the main supply of blood to the lateral surface of the frontal and parietal lobes of the brain ?

A

Middle cerebral artery

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9
Q

What is the normal route blood takes to leave the confluence of sinuses?

A

Via the transverse sinus

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10
Q

The circle of Willis is a major source of (blank) circulation for the (blank)

A

It’s a source of collateral circulation for the brain

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11
Q

The circle of Willis lies at the base of the (blank)

A

Cerebral hemispheres

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12
Q

The circle of Willis has (blank) & (blank) circulation components

A

Anterior and posterior circulation components

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13
Q

The circle of Willis has a (blank) axis

A

Horizontal

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14
Q

The internal carotid artery has a (blank) resistance waveform

A

Low resistance

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15
Q

The external carotid artery has a (blank) resistance waveform

A

High resistance

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16
Q

What is the name of the first branch off of the external carotid artery?

A

Superior thyroid artery

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17
Q

What two vessels join to form the superior vena cava?

A

Right and left brachiocephalic veins

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18
Q

The superior sinus lies in the (blank) axis

A

Superior

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19
Q

The transverse sinus lies on the (blank) axis

A

Transverse

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20
Q

The vertebral arteries join to form the (blank)

A

Basilar artery

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21
Q

The pontine arteries feed the (blank)

A

Pons

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22
Q

What is the third branch off of the aortic arch?

A

Left subclavian artery

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23
Q

What is the second branch off of the aortic arch?

A

Left common carotid artery

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24
Q

What is the first branch off of the aortic arch?

Study These Flashcards
A

Right brachiocephalic artery

25
What does the acronym “L.I.M.E” stand for in terms of identifying the internal carotid artery?
L. Lateral I. Internal M. Medial E. External
26
Which upper extremity vein is a common site for venipunctures? (Note: venipuntures = having blood drawn).
Median cubital vein
27
What does the anterior tibial vein flow into?
The popliteal vein
28
What does the brachial vein flow into?
Axillary vein
29
What does the greater saphenous vein flow into?
Common femoral vein
30
Which vessel feeds the eyes?
The ophthalmic artery
31
Which vessel runs along the corpus collosum in the interhemispheric fissure?
Anterior cerebral artery
32
Which vessel allows blood to flow between the anterior and posterior portions of the circle of Willis?
Posterior communicating artery
33
What vessel feeds the posterior portion of the cerebrum?
Posterior cerebral artery
34
Which vessel feeds the superior portion of the cerebellum?
Superior cerebellar artery
35
What vessel originates from the subclavian artery?
Vertebral artery
36
Which vessel originates from the internal carotid artery?
Middle cerebral artery
37
Which vessel originates from the common carotid artery?
Internal carotid artery
38
Circle of Willis: Which artery is in the “ASS” ?
Anterior spinal artery
39
Circle of Willis: Which artery is the pinky toes?
(Remember “pica toes”) Posterior inferior cerebellar artery
40
Circle of Willis: Which artery is the upside down V?
Vertebral artery
41
Circle of Willis: Which artery is the “lower back” ?
(Remember “back aica”) Anterior inferior cerebellar artery
42
Circle of Willis: Which artery is the shoulder?
Superior cerebellar artery
43
Circle of Willis: Which artery is the collarbone?
Posterior cerebral artery
44
Circle of Willis: Which artery sticks out of the center of the head?
Middle cerebral artery
45
Circle of Willis: Which artery is the eyes?
Internal carotid artery (ICA)
46
Circle of Willis: Which artery sticks up on top of the middle cerebral artery?
Ophthalmic artery
47
Circle of Willis: What is the artery on the very top of circle of Willis?
Anterior cerebral artery
48
Circle of Willis: Which artery is the “antenna” sticking down on top of the head?
Anterior communicating artery
49
What best describes the terminal end of the external carotid artery?
At the bifurcation into the maxillary and superficial temporal arteries
50
(Blank) resistance sits at, above, or below the baseline
High resistance
51
(Blank) resistance does not touch the baseline
Low resistance
52
What is the first branch off of the external carotid artery?
Superior thyroid artery
53
Between ICA & ECA, which artery is more lateral
Internal carotid artery
54
Between ICA & ECA, which artery is more medial?
External carotid artery
55
True/False: the internal carotid artery is always larger than the external carotid artery.
False (Internal carotid artery is typically larger in diameter, however, that is not always the case due to reasons such as stenosis)
56
The vertebral vein & external jugular vein terminate at the:
Subclavian vein
57
Once subclavian vein and internal jugular vein join, the (blank) vein is formed
Brachiocephalic vein
58
The bilateral brachiocephalic veins form the:
Superior vena cava

2024 Circulatory (5 decks)

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